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Contents

Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router

OL-26630-08

Open Caveats—Cisco IOS XE Release 3.9(0)S

5-26

Resolved Caveats—Cisco IOS XE Release 3.9(0)S

5-30

C H A P T E R

Restrictions and Caveats in Cisco IOS XE 3.10 Releases

6-1

Limitations and Restrictions

6-1

Caveats in Cisco IOS XE 3.10S Releases

6-2

Open Caveats—Cisco IOS XE Release 3.10.1S

6-3

Resolved Caveats—Cisco IOS XE Release 3.10.1S

6-5

Open Caveats—Cisco IOS XE Release 3.10S

6-10

Resolved Caveats—Cisco IOS XE Release 3.10S

6-13

C H A P T E R

Restrictions and Caveats in Cisco IOS XE 3.11 Releases

7-1

Caveats in Cisco IOS XE 3.10S Releases

7-1

Open Caveats—Cisco IOS XE Release 3.11S

7-2

Resolved Caveats—Cisco IOS XE Release 3.11S

7-2

Содержание ASR 903

Страница 1: ...m Cisco has more than 200 offices worldwide Addresses phone numbers and fax numbers are listed on the Cisco website at www cisco com go offices Release Notes for the Cisco ASR 903 Router November 21 2013 Text Part Number OL 26630 08 ...

Страница 2: ...LIMITATION THOSE OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OR ARISING FROM A COURSE OF DEALING USAGE OR TRADE PRACTICE IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT SPECIAL CONSEQUENTIAL OR INCIDENTAL DAMAGES INCLUDING WITHOUT LIMITATION LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL EVEN IF CISCO OR...

Страница 3: ...o IOS XE Release 3 6 1 S 2 1 New Hardware Features in Cisco IOS XE Release 3 6S 2 1 New Software Features in Cisco IOS XE Release 3 6 2 S 2 2 New Software Features in Cisco IOS XE Release 3 6 1 S 2 2 New Software Features in Cisco IOS XE Release 3 6S 2 4 C H A P T E R 3 New Features in Cisco IOS XE 3 7S Releases 3 1 New Hardware Features in Cisco IOS XE Release 3 7 4 S 3 1 New Hardware Features in...

Страница 4: ...are Features in Cisco IOS XE Release 3 9 1a S 5 2 New Hardware Features in Cisco IOS XE Release 3 9 0 S 5 2 New Software Features in Cisco IOS XE Release 3 9 0 S 5 3 C H A P T E R 6 New Features in Cisco IOS XE 3 10S Releases 6 1 New Hardware Features in Cisco IOS XE Release 3 10 1S 6 1 DC PEM Module A900 PWR550 D E 6 1 Fan Tray A903 FAN E 6 1 Dust Filter A903 FAN F 6 2 Dummy Cover A903 FAN F B 6 ...

Страница 5: ...Framing on OC 3 and OC 12 1 3 Fast Reroute Support for Bridge Domain Interface 1 3 IPv6 Multicast Multicast Listener Discovery MLD 1 3 IPv6 Multicast PIM v6 1 3 ISIS Local Microloop Protection 1 3 MR APS Integration with Hotstandby Pseudowire 1 3 Remote SPAN 1 4 Service Groups 1 4 TCAM Threshold Based Alarms 1 4 C H A P T E R 2 Limitations and Restrictions 2 1 Limitations and Restrictions in Cisco...

Страница 6: ... Cisco IOS XE Release 3 7 1 aS 3 49 Open Caveats Cisco IOS XE Release 3 7 0 S 3 51 Resolved Caveats Cisco IOS XE Release 3 7 0 S 3 58 C H A P T E R 4 Restrictions and Caveats in Cisco IOS XE 3 8 Releases 4 1 Limitations and Restrictions 4 1 Limitations and Restrictions in Cisco IOS XE Release 3 8 2 S 4 1 Limitations and Restrictions in Cisco IOS XE Release 3 8 1 S 4 1 Limitations and Restrictions ...

Страница 7: ...ns and Restrictions 6 1 Caveats in Cisco IOS XE 3 10S Releases 6 2 Open Caveats Cisco IOS XE Release 3 10 1S 6 3 Resolved Caveats Cisco IOS XE Release 3 10 1S 6 5 Open Caveats Cisco IOS XE Release 3 10S 6 10 Resolved Caveats Cisco IOS XE Release 3 10S 6 13 C H A P T E R 7 Restrictions and Caveats in Cisco IOS XE 3 11 Releases 7 1 Caveats in Cisco IOS XE 3 10S Releases 7 1 Open Caveats Cisco IOS XE...

Страница 8: ...Contents 6 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 ...

Страница 9: ...view The Cisco ASR 903 Router is a fully featured routing platform designed for the cost effective delivery of converged mobile and business services With full redundancy shallow depth low power consumption and high service scale this 3 rack unit 3RU router is optimized for small aggregation and remote point of presence POP applications The Cisco ASR 903 Router provides a rich and scalable feature...

Страница 10: ... more information about each software license including part numbers see the Cisco ASR 903 Router Datasheet For instructions on how to install licenses on the Cisco ASR 903 Router see the Software Activation Configuration Guide Cisco IOS XE Release 3S Documentation Roadmap To view other documents for the Cisco ASR 903 Router see the Cisco ASR 903 Router Documentation Roadmap Determining the Softwa...

Страница 11: ...releases Deferrals Cisco IOS software images are subject to deferral We recommend that you view the deferral notices at the following location to determine whether your software release is affected http www cisco com en US products products_security_advisories_listing html Field Notices and Bulletins Field Notices We recommend that you view the field notices for this release to determine whether y...

Страница 12: ...COPY MIB CISCO PIM MIB RFC1213 MIB CISCO CONFIG MAN MIB CISCO PROCESS MIB RFC2982 MIB CISCO DATA COLLECTION MIB CISCO PRODUCTS MIB RMON MIB RFC 1757 CISCO EMBEDDED EVENT MGR MIB CISCO PTP MIB RSVP MIB CISCO ENHANCED MEMPOOL M IB CISCO RF MIB SNMP COMMUNITY MIB RFC 2576 CISCO ENTITY ALARM MIB CISCO RTTMON MIB SNMP FRAMEWORK MIB RFC 2571 CISCO ENTITY EXT MIB CISCO SONET MIB SNMP MPD MIB RFC 2572 CIS...

Страница 13: ...CO IPSLA ETHERNET MIB IEEE8021 CFM V2 MIB CISCO BCP MIB CISCO L2 CONTROL MIB IEEE8023 LAG MIB CISCO CALLHOME MIB CISCO LAG MIB INT SERV GUARANTEED MIB CISCO CIRCUIT INTERFACE MIB CISCO MAC NOTIFICATION MIB INTEGRATED SERVICES MIB CISCO CONTEXT MAPPING MIB CISCO MEMORY POOL MIB MPLS L3VPN STD MIB RFC 4382 CISCO EIGRP MIB CISCO NHRP EXT MIB MPLS LDP ATM STD MIB RFC 3815 CISCO ERM MIB CISCO NTP MIB M...

Страница 14: ...ollowing location http tools cisco com ITDIT MIBS servlet index To access Cisco MIB Locator you must have an account on Cisco com If you have forgotten or lost your account information send a blank e mail to cco locksmith cisco com An automatic check will verify that your e mail address is registered with Cisco com If the check is successful account details with a new random password will be e mai...

Страница 15: ... page 1 New Hardware Features in Cisco IOS XE Release 3 6S page 1 New Software Features in Cisco IOS XE Release 3 6 2 S page 2 New Software Features in Cisco IOS XE Release 3 6 1 S page 2 New Software Features in Cisco IOS XE Release 3 6S page 4 New Hardware Features in Cisco IOS XE Release 3 6 2 S The IOS XE 3 6 2 S Release for the Cisco ASR 903 Router does not introduce any new hardware features...

Страница 16: ... www cisco com en US docs wireless asr_900 software guide chassis Release3 6 0S AS R903 Chassis SW 36 html New Software Features in Cisco IOS XE Release 3 6 2 S The IOS XE 3 6 2 S Release for the Cisco ASR 903 Router does not introduce any new software features New Software Features in Cisco IOS XE Release 3 6 1 S The following are the new software features introduced in Cisco IOS XE Release 3 6 1...

Страница 17: ...372108 http www cisco com en US partner docs routers 7600 install_config flexwan_config features h tml wp256581 Egress QoS policies on main physical interface for port shaping H policies on EFP Previous releases did not support QoS policies on interfaces configured with an Ethernet Flow Point EFP or port channel member links with EFPs This release introduces support for hierarchical QoS policies o...

Страница 18: ...SR 903 Chassis SW 36 html BFD IPv6 Encapsulation This feature introduces support for IPv6 addresses with the BFD protocol For details about this feature see http www cisco com en US docs ios ipv6 configuration guide ip6 bfd html BGP PIC Edge for IP MPLS This feature introduces support for BGP PIC Edge for IP MPLS for sub second convergence for IP and MPLS VPN For details about this feature see htt...

Страница 19: ...es to interfaces The Cisco ASR 903 Router supports classification of IPv6 traffic based on DSCP or Precedence values on ingress and egress interfaces For details about this feature see http www cisco com en US docs ios xml ios ipv6 configuration xe 3s ip6 qos html http www cisco com en US docs wireless asr_900 software guide chassis Release3 6 0S ASR 903 Chassis SW 36 html IPv6 Quality of Service ...

Страница 20: ... any commands in a given QoS class map For details about this feature see http www cisco com en US docs wireless asr_900 software guide chassis Release3 6 0S ASR90 3 Chassis SW 36 html Port Shaper and LLQ in the presence of EFPs This feature allows you to create a QoS policy to shape traffic across all EFPs on a given physical port For details about this feature see http www cisco com en US docs i...

Страница 21: ... US products hw routers ps133 products_configuration_guide_book09 186a00805b9497 html http www cisco com en US docs wireless asr_900 software guide chassis Release3 6 0S ASR 903 Chassis SW 36 html Y 1731 Performance Monitoring Y 1731 PM provides a standards based Ethernet performance monitoring function which encompasses measurement of Ethernet frame delay frame delay variation frame loss and fram...

Страница 22: ...8 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter New Software Features in Cisco IOS XE Release 3 6S ...

Страница 23: ...es in Cisco IOS XE Release 3 7 3 S page 1 New Hardware Features in Cisco IOS XE Release 3 7 2 S page 2 New Hardware Features in Cisco IOS XE Release 3 7 1 aS page 2 New Hardware Features in Cisco IOS XE Release 3 7 0 S page 2 New Software Features in Cisco IOS XE Release 3 7 3 S page 2 New Software Features in Cisco IOS XE Release 3 7 2 S page 2 New Software Features in Cisco IOS XE Release 3 7 1 ...

Страница 24: ...FP module New Software Features in Cisco IOS XE Release 3 7 4 S The IOS XE 3 7 4 S Release for the Cisco ASR 903 Router does not introduce any new software features New Software Features in Cisco IOS XE Release 3 7 3 S The IOS XE 3 7 3 S Release for the Cisco ASR 903 Router does not introduce any new software features New Software Features in Cisco IOS XE Release 3 7 2 S The IOS XE 3 7 2 S Release...

Страница 25: ... dhcp82 html Dynamic ARP Inspection Dynamic ARP inspection determines the validity of an ARP packet based on valid IP to MAC address bindings stored in a trusted database the DHCP snooping binding database This database is built by DHCP snooping if DHCP snooping is enabled on the bridge domains and on the router If the ARP packet is received on a trusted interface the router forwards the packet wi...

Страница 26: ... is enabled automatically and does not introduce any new CLI commands MAC Address Security for EVC Bridge Domain MAC address security for EVCs Provides the capability to control and filter the MAC address learning behavior at the granularity of a single EVC service instance For more information see http www cisco com en US docs ios xml ios cether configuration xe 3s asr903 ce mac addlmt bdsin html...

Страница 27: ...s from system hardware installed in a Cisco router or switch The data is stored in nonvolatile memory and helps technical personnel diagnose hardware problems For more information see http www cisco com en US docs wireless asr_900 feature guides onboard_failure_logging html PTP Redundancy PTP redundancy allows a PTP slave clock to select the best master from multiple available master clocks based ...

Страница 28: ...6 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter New Software Features in Cisco IOS XE Release 3 7 0 S ...

Страница 29: ... 2 New Software Features in Cisco IOS XE Release 3 8 1 S page 2 New Software Features in Cisco IOS XE Release 3 8 0 S page 2 New HardwareFeatures in Cisco IOS XE Release 3 8 2 S The IOS XE 3 8 2 S Release for the Cisco ASR 903 Router does not introduce any new hardware features New Hardware Features in Cisco IOS XE Release 3 8 1 S The IOS XE 3 8 1 S Release for the Cisco ASR 903 Router does not in...

Страница 30: ... software features Automatic Protection Switching This release introduces support for Automatic protection switching APS for link failure protection on SONET networks For more information see http www cisco com en US docs routers asr903 feature guide APS html ATM IMA on OC 3 Interfaces This release introduces support for ATM IMA on the OC 3 interface module For more information about this feature ...

Страница 31: ...support for BFD on IS IS IPv6 connections For more information about this feature see http www cisco com en US products ps11610 products_installation_and_configuration_guides_l ist html LACP Min Links This release introduces support for Etherchannel Min Links a minimum threshold for the number of links in an Etherchannel before the it becomes active For more information about this feature see http...

Страница 32: ...e queue limit size for a class in as a percentage value Higher Queue Limit Size Release 3 8 extends the maximum byte value queue limit size argument used with the queue limit command The previous maximum value was 491520 bytes the new value is 2 MB Release 3 8 enhances the show policy map interface command to display the default queue limit For more information about the Release 3 8 QoS features s...

Страница 33: ...ymmetric bridge domain from encapsulation For more information about configuring EFP interfaces see the Configuring Ethernet Virtual Connections on the Cisco ASR 903 Router Y 1731 enhancements This release introduces support for Y 1731 on demand and concurrent features For more information about this feature see http www cisco com en US partner docs ios xml ios cether configuration xe 3s asr903 ce...

Страница 34: ...6 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter New Software Features in Cisco IOS XE Release 3 8 0 S ...

Страница 35: ... 9 1a S page 5 1 New Software Features in Cisco IOS XE Release 3 9 1a S page 5 2 New Hardware Features in Cisco IOS XE Release 3 9 0 S page 2 New Software Features in Cisco IOS XE Release 3 9 0 S page 3 New Hardware Features in Cisco IOS XE Release 3 9 2 S There are no new hardware features introduced in Cisco IOS XE Release 3 9 2 S New Software Features in Cisco IOS XE Release 3 9 2 S There are n...

Страница 36: ...Release 3 9 0 S Release 3 9 0 introduces support for the following hardware features DWDM XFP 30 33 DWDM XFP 31 12 DWDM XFP 31 90 DWDM XFP 32 68 DWDM XFP 34 25 DWDM XFP 35 04 DWDM XFP 35 82 DWDM XFP 36 61 DWDM XFP 38 19 DWDM XFP 38 98v DWDM XFP 39 77 DWDM XFP 40 56 DWDM XFP 42 14 DWDM XFP 42 94 DWDM XFP 43 73 DWDM XFP 44 53 DWDM XFP 46 12 DWDM XFP 46 92 DWDM XFP 47 72 DWDM XFP 48 51 DWDM XFP 50 12...

Страница 37: ...ing mechanism from Hot Standby Router Protocol HSRP in order to create a separate standalone tracking process The tracking process is available to other IOS processes and allows tracking of other objects in addition to the interface line protocol state For more information see http www cisco com en US docs ios ios_xe ipapp configuration guide ipapp_eot_xe html Embedded Event Manager EEM 4 0 Embedd...

Страница 38: ...lity to support multicast over a Layer 3 Virtual Private Network VPN For more information see http www cisco com en US docs ios xml ios ipmulti_mvpn configuration xe 3s asr903 imc_cfg_ mc_vpn html On Demand Y 1731PM Probe Execution This release introduces support for IPSLA Y1731 SLM enhancements that enable real time Ethernet service troubleshooting for users without configuration privileges This ...

Страница 39: ...is Release3 9 0S ASR903 Chassis SW 39 html QoS on OC 3 and OC 12 Interfaces This release introduces support for two level QoS policies on OC 3 OC 12 serial MLPPP and PoS interfaces For more information see http www cisco com en US docs routers asr903 software guide chassis Release3 9 0S ASR903 Chassis SW 39 html QoS Support for Ether Channels This release introduces support for QoS policies on Eth...

Страница 40: ...6 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter New Features in Cisco IOS XE 3 9S Releases New Software Features in Cisco IOS XE Release 3 9 0 S ...

Страница 41: ...R550 D E The power supply provides 550 W output power for system 12 V power The power supply is field replaceable hot swappable and operates separately from the fan tray The power supply contains a front panel with mounting screws a handle for insertion and removal and two status LEDs No ON OFF switch is provided The A900 PWR550 D E DC PEM module has a T shaped power input terminal connector For i...

Страница 42: ... plenum see Installing the Cisco ASR 903 Series Aggregation Services Router New Hardware Features in Cisco IOS XE Release 3 10S The IOS XE 3 10S Release for the Cisco ASR 903 Router introduces the following hardware features Serial Interface Module IOS XE Release 3 10 0 S introduces support for the serial interface module which is designed to provide a low latency communication platform for legacy...

Страница 43: ...sing Overview CWDM SFP Cisco IOS XE Release 3 10S introduces support for the following SFPs on the 10 Gigabit Ethernet XFP Interface Module ONS XC 10G EP ONS XC 10G 1470 ONS XC 10G 1490 ONS XC 10G 1510 ONS XC 10G 1530 ONS XC 10G 1550 ONS XC 10G 1570 ONS XC 10G 1590 ONS XC 10G 1610 For more information about how to configure these SFPs see http www cisco com en US partner docs interfaces_modules tr...

Страница 44: ...vice Manager SDM templates are used to optimize system resources in the router to support specific features depending on how the router is used in the network The SDM templates allocate Ternary Content Addressable Memory TCAM resources to support different features Note SDM templates are supported only by the Metro Aggregation Services license For more information see Configuring Access Switch Dev...

Страница 45: ...3 router For more information see Configuring Broadcast and Multicast Suppression on the Cisco ASR Router IGMP Snooping IP Multicast Internet Group Management Protocol IGMP which runs at Layer 3 on a multicast device generates Layer 3 IGMP queries in subnets where the multicast traffic must be routed IGMP on a device sends out periodic general IGMP queries IGMP Snooping is an Ethernet Virtual Circ...

Страница 46: ...er time by efficiently grouping status messages in both Label Distribution Protocol LDP and internal Inter Process Communications IPCs Note The Pseudowire Group Switchover feature is enabled by default and cannot be disabled For more information see Cisco ASR 903 Router Chassis Software Configuration Guide IOS XE Release 3 10S Raw Socket Raw Socket Transport is a method for transporting serial dat...

Страница 47: ...ts Asynchronous EIA TIA 232 serial traffic is supported with DB 25 DB 9 and RJ 45 connectors The X 21 V 35 RS 485 EIA 449 EIA 530 and IRIG B standards are not currently supported by software Synchronous traffic is not currently supported Remote LFA FRR Protection for TDM and ATM Pseudowires Starting with Cisco IOS XE Release 3 10S the Loop Free Alternate LFA Fast Reroute FRR feature is supported f...

Страница 48: ...ew Software Features in Cisco IOS XE Release 3 10S VPLS over Remote LFA Starting with Cisco IOS XE Release 3 10 Virtual Private LAN Services VPLS is supported on the Cisco ASR 903 router For more information see Configuring Loop Free Alternate Fast Reroute on the Cisco ASR 903 Router ...

Страница 49: ...ew hardware features for Cisco IOS XE Release 3 11 S New Software Features in Cisco IOS XE Release 3 11S The following features are introduced in Cisco IOS Release 3 11S AAL5 termination page 1 2 Access Switch Device Manager Template page 1 2 Data Plane Ethernet Loopback with QoS page 1 2 Dissimilar PHB Match at Ingress and Egress page 1 2 Dying Gasp page 1 2 DS3 Framing on OC 3 and OC 12 page 1 3...

Страница 50: ...For more information see http www cisco com en US docs routers asr903 software guide b_layer2_ASR903_chapter_00 html Dissimilar PHB Match at Ingress and Egress The dissimilar per hop behavior PHB match on exp is supported for Ingress and Egress on MPLS and VPLS interfaces In earlier releases prior to Cisco IOS XE Release 3 11S when qos group or discard class based on exp classification was configu...

Страница 51: ...ast PIM v6 This feature supports the following PIM Source Specific Multicast The PIM source specific multicast SSM routing protocol supports SSM implementation and is derived from PIM SM PIM Sparse Mode PIM SM IPv6 multicast provides support for intra domain multicast routing using PIM sparse mode PIM SM PIM Embedded RP Support Embedded RP support allows the device to learn RP information using th...

Страница 52: ...r_01 html Service Groups The Service groups feature allows you to create service groups and apply aggregate features to those service groups For more information see http www cisco com en US docs routers asr903 software guide b_QoS_guidelines_903_chapter_00 h tml TCAM Threshold Based Alarms This feature generates syslog and consequently a Simple Network Management Protocol SNMP trap when an applic...

Страница 53: ... the field notices for the current release to determine whether your software or hardware platforms are affected You can access field notices at http www cisco com en US support tsd_products_field_notice_summary html This chapter contains the following sections Limitations and Restrictions page 2 1 Caveats in Cisco IOS XE 3 6S Releases page 2 6 Limitations and Restrictions The following sections d...

Страница 54: ...configured within each group of eight ports 0 7 and 8 15 on the T1 E1 interface module using the network clock input source command EFP Limitation QinQ is not supported on trunk EFP interfaces Ethernet IM Limitations The Cisco ASR 903 Router does not support the Facilities Data Link FDL on Ethernet interfaces The Cisco ASR 903 Router does not support the mac address command on Gigabit Ethernet int...

Страница 55: ...r supports ATM over MPLS N to one cell mode for a single ATM Virtual Channel Connections VCCs or Permanent Virtual Circuits PVCs to a pseudowire but does not support mapping to multiple VCCs or PVCs The Cisco ASR 903 Router does not support ATM over MPLS one to one cell mode The Cisco ASR 903 Router supports pseudowire ping using the CW method pseudowire ping using the TTL method is not supported ...

Страница 56: ...ll links in an MLPPP bundle must be of the same bandwidth The Cisco ASR 903 Router supports a maximum of 8 links per bundle To change the MLPPP bundle fragmentation mode between enabled and disabled perform a shutdown no shutdown on the bundle LFI is not supported Multiclass MLP is not supported The Cisco ASR 903 Router supports MLPPP statistics with the following limitations Packet counters on th...

Страница 57: ...VCCs or PVCs The Cisco ASR 903 Router does not support ATM over MPLS one to one cell mode The Cisco ASR 903 Router supports pseudowire ping using the CW method pseudowire ping using the TTL method is not supported The Cisco ASR 903 Router supports a maximum of 2000 pseudowires in any combination Subinterfaces Limitation The Cisco ASR 903 router does not support subinterface configurations except o...

Страница 58: ...or the defect has been marked Cisco Confidential The Dictionary of Internetworking Terms and Acronyms contains definitions of acronyms that are not defined in this document http docwiki cisco com wiki Category Internetworking_Terms_and_Acronyms_ ITA The following sections describe the open and resolved caveats in 3 6S Releases Open Caveats Cisco IOS XE Release 3 6 2 S page 2 6 Resolved Caveats Cis...

Страница 59: ...nditions The router is configured with 63 or more instances of a unique EVC configured with a unique bridge domain interface BDI The router is sending IGMP joins to one multicast group You perform a shutdown no shutdown on the interface sending IGMP join messages You perform an OIR on the router Workaround There is no workaround CSCty70119 Symptoms Port shaper rate changes do not take effect Condi...

Страница 60: ... no workaround however the router applies the QoS policy normally CSCua95777 Symptoms The router drops SAToP pseudowire traffic for 10 seconds following a core link failure Conditions Occurs when the TDM controller generates an AIS and LOF alarm following a core link failure the router drops traffic for 10 seconds after generating the alarm Workaround There is no workaround CSCua97383 Symptoms A v...

Страница 61: ...en you perform an online insertion and removal OIR of an OC 3 interface module Workaround Perform a hard OIR IM replacement followed by a soft OIR RSP switchover on the router CSCty42336 Symptoms BFD sessions flap on the router Conditions Occurs when the router is running IP BFD sessions in echo mode with 64 200ms X3 timers Workaround There is no workaround CSCty57617 Symptoms The router does not ...

Страница 62: ...oms REP flaps intermittently Conditions Occurs with a hybrid REP configuration containing ports with and without Fast LSL enabled Workaround Configure all interfaces with Fast LSL CSCtz56517 Symptoms The router drops MPLS packets with a checksum of 0xFFFF Conditions Occurs when the ASR 903 is acting as a label disposition edge label switch router LSR Workaround There is no workaround CSCtz61153 Sy...

Страница 63: ...o workaround CSCtx02522 Symptoms The router displays intermittent traceback errors Conditions Occurs when you configure REP Workaround There is no workaround CSCty42336 Symptoms BFD sessions flap on the router Conditions Occurs when the router is running IP BFD sessions in echo mode with 64 200ms X3 timers Workaround There is no workaround CSCty70119 Symptoms Port shaper rate changes do not take e...

Страница 64: ...0 Symptoms REP flaps intermittently Conditions Occurs with a hybrid REP configuration containing ports with and without Fast LSL enabled Workaround Configure all interfaces with Fast LSL CSCtz56517 Symptoms The router drops MPLS packets with a checksum of 0xFFFF Conditions Occurs when the ASR 903 is acting as a label disposition edge label switch router LSR Workaround There is no workaround CSCtz6...

Страница 65: ...when a QoS policy is applied on an EVC bridge domain interface Workaround Use one of the following workarounds Reload the router Remove and re apply an encapsulation configuration such a VLAN Remove and re attach the bridge domain under the EVC Perform a shutdown no shutdown on the BDI interface CSCtx73691 Symptoms The ASR 903 router forwards packets while in HSRP standby mode Conditions Occurs wh...

Страница 66: ...e 100 VCs Workaround There is no workaround CSCty37479 Symptoms The router experiences line protocol flapping on serial interfaces Conditions Occurs with the A900 IMA4OS and A900 IMA16D interface modules when the router is passing high volumes of HDLC or PPP traffic Workaround Configure the no keepalive command on serial interfaces CSCty47288 Symptoms The router does not use a standby BITS clock s...

Страница 67: ... Symptoms The ASR 903 crashes and creates a core file Conditions Occurs when the remote PE device is reloaded and an application such as VPLS or EoMPLS is running over MPLS TE FRR Workaround There is no workaround CSCty61660 Symptoms The Cisco ASR 903 Router displays a core dump file Conditions Occurs when the remote PE device is reloaded while running VPLS TP Workaround There is no workaround CSC...

Страница 68: ...option to a bridge domain interface Configure 2 VPLS pseudowires Workaround Configure 30 EFPs without a split horizon option then apply the VPLS pseudowire configuration After applying the VPLS pseudowire configuration you can add 32 EFPs to the split horizon group CSCtz17176 Symptoms Layer 4 port range security ACLs do not function properly Conditions Occurs when you apply port range security ACL...

Страница 69: ...ats Cisco IOS XE Release 3 6 0 S This section documents the unexpected behavior that might be seen with the Cisco ASR 903 Router in Cisco IOS XE Release 3 6 0 S CSCtr40582 Symptoms Ping fails Conditions Occurs when you configure AMI line code on a T1 controller Workaround There is no workaround CSCts75456 Symptoms Multicast S G entry not established Conditions Occurs when you configure OIF and IIF...

Страница 70: ...ditions Occurs when you configure REP Workaround There is no workaround CSCtx37768 Symptoms QoS classification does not match traffic against an egress policy map between MPLS and IP access Conditions Occurs when you apply a QoS policy on an EVC bridge domain interface Workaround Use one of the following workarounds Reload the router Remove and re apply an encapsulation configuration such a VLAN R...

Страница 71: ...itions This is seen on reload with VRRP configuration present on incoming interfaces Workaround There is no workaround CSCtx77233 Symptoms The router displays an error message similar to the following FMFP 3 OBJ_DWNLD_TO_CPP_FAILED SIP0 fman_fp_image frr 0x1029 download to CPP failed Conditions Occurs when you shut down a backup tunnel and shut down an FRR protected interface disabling TE tunnels ...

Страница 72: ...M_ERROR Conditions Occurs intermittently when the router is in SSO mode and performing a switchover between RSPs The console displays this message repeatedly on the new active RSP Workaround There is no workaround CSCty13332 Symptoms An imposition failure occurs on VCs configured with MPLS TP LSPs Conditions Occurs under the following conditions There are input and output QoS policy maps configure...

Страница 73: ... MEPs with 500 or more xconnect configurations between service instances Workaround Configure no more than 300 CFM sessions CSCty29449 Symptoms The router crashes Conditions The issue can occur when you shut down and reenable an interface module Workaround There is no workaround CSCty34054 Symptoms The router displays CPU utilization traceback messages and drops all multicast traffic for 20 50 sec...

Страница 74: ...ommand on serial interfaces CSCty38638 Symptoms The router cannot download the ACL database Conditions Occurs when the router is configured with an ACL containing more than 400 access control entries ACEs Workaround There is no workaround CSCty39033 Symptoms Interface modules stop passing traffic during an RSP switchover Conditions Occurs when the router switches over to the standby RSP while traf...

Страница 75: ... Symptoms Shutting down a static multisegment VFI causes traffic to flow in one direction Conditions This issue is observed when you configure a point to point VFI with two static neighbors and then shut down the VFI by using the shutdown command Workaround There is no workaround CSCty48710 Symptoms The router drops multicast packets on layer 3 interfaces Conditions Occurs when you configure 63 br...

Страница 76: ...lete issue the no shutdown command on the interface module CSCty51984 Symptoms CEM circuits become inactive Conditions Occurs when you perform an OIR reload or when you reconfigure a CEM circuit on the router The issue occurs more consistently when the router is running more than 300 CEM circuits Workaround Issue the clear xconnect all command CSCty51990 Symptoms The router may crash or restart th...

Страница 77: ...drops traffic following a reload Conditions Occurs when you reload the router while running a VRF configuration Workaround Remove the configuration reload the router and re apply the configuration CSCty72901 Symptoms Some CEM groups do not function correctly Conditions Occurs when you configure more than 196 CEM groups on the T1 E1 or OC 3 interface module Workaround There is no workaround avoid c...

Страница 78: ...verge during an RSP switchover The consoles displays REP no neighbor messages Conditions Occurs when you configure REP between two Cisco ASR 903 Routers and you perform an RSP switchover Workaround There is no workaround CSCty77704 Symptoms CFM traceroute fails between two CE devices Conditions Occurs under the following conditions There is a CFM xconnect between higher level MEPs The MEPs are bet...

Страница 79: ...k flaps Conditions Occurs following a network link flap when the router s ARP table contains entries for next hop neighbors connected over a router bridge domain interface Workaround There is no workaround CSCty93985 Symptoms Egress QoS policies do not take effect on an EFP interface Conditions Occurs when you apply an egress QoS policy to an interface configured with more than 37 EFPs Workaround ...

Страница 80: ...mptoms Interfaces go into a down down state Conditions The issue can occur when you use a script to implement a full scale configuration Workaround Perform an RSP switchover on both sides of the connection CSCty04161 Symptoms The RSP is unable to modify the configuration file or execute show interface commands Conditions Occurs following an RSP switchover Workaround None CSCty43582 Symptoms The ro...

Страница 81: ...29 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Restrictions and Caveats in Cisco IOS XE 3 6S Releases Caveats in Cisco IOS XE 3 6S Releases Workaround None ...

Страница 82: ...30 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Restrictions and Caveats in Cisco IOS XE 3 6S Releases Caveats in Cisco IOS XE 3 6S Releases ...

Страница 83: ...fected You can access field notices at http www cisco com en US support tsd_products_field_notice_summary html This chapter contains the following sections Limitations and Restrictions page 1 Caveats in Cisco IOS XE 3 7S Releases page 4 Limitations and Restrictions The following sections describe the Cisco ASR 903 Router limitations in IO S XE 3 7 releases Limitations and Restrictions in Cisco IOS...

Страница 84: ...nformation see Limitations and Restrictions in Cisco IOS XE Release 3 7 0 S page 2 Limitations and Restrictions in Cisco IOS XE Release 3 7 1 aS There are no changes in limitations and restrictions in Cisco IOS XE Release 3 7 1 aS the restrictions from IOS XE Release 3 7 0 S still apply Limitations and Restrictions in Cisco IOS XE Release 3 7 0 S The following limitations apply to the Cisco ASR 90...

Страница 85: ...ecommend that you set an identical carrier delay value on all LACP member links MLPPP Limitations The following limitations apply when using MLPPP on the Cisco ASR 903 Router All links in an MLPPP bundle must be on the same interface module All links in an MLPPP bundle must be of the same bandwidth The Cisco ASR 903 Router supports a maximum of 8 links per bundle To change the MLPPP bundle fragmen...

Страница 86: ...ssis SW 37 html Software Upgrade Limitation We recommend you set the interface module delay value to 150 or greater in order to ensure sufficient time for IM software upgrades Subinterfaces Limitation The Cisco ASR 903 router does not support subinterface configurations except on ATM interfaces Note You can configure similar functionality using multiple Ethernet Virtual Connections on an interface...

Страница 87: ... XE Release 3 7 4 S page 8 Open Caveats Cisco IOS XE Release 3 7 3 S page 16 Resolved Caveats Cisco IOS XE Release 3 7 3 S page 19 Open Caveats Cisco IOS XE Release 3 7 2 S page 35 Resolved Caveats Cisco IOS XE Release 3 7 2 S page 43 Open Caveats Cisco IOS XE Release 3 7 1 aS page 45 Resolved Caveats Cisco IOS XE Release 3 7 1 aS page 49 Open Caveats Cisco IOS XE Release 3 7 0 S page 51 Resolved ...

Страница 88: ...ote MEPS are not learnt Conditions This issue is seen when encapsulation default is configured on the core facing side Workaround There is no workaround CSCud09142 Symptom FP active error messages are seen when the tunnel tp interface is removed in a high availability setup Conditions This issue is seen after removing tunnel tp interface Workaround There is no workaround CSCud34600 Symptom Event h...

Страница 89: ...re used Workaround Perform hardware module reset CSCuf86247 Symptom SNMP MIB variables related to BDI counters do not function properly Conditions This issue occurs when SNMP MIB variables related to BDI interface counters are used Workaround There is no workaround CSCuh46103 Symptom The BDI statistics not getting incremented Conditions This issue is observed when the show interface bdi statistics...

Страница 90: ...Ethernet virtual circuit EVC interface stops forwarding traffic Conditions This issue occurs when multiple EVCs are configured on a single interface The EVCs have the same outer tag VLAN When one of the EVCs is removed from the configuration the other EVCs with the same outer tag VLAN stop passing traffic Workaround Issue a shutdown command followed by a no shutdown command on the Ethernet interfa...

Страница 91: ...9 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Caveats in Cisco IOS XE 3 7S Releases Workaround There is no workaround ...

Страница 92: ...e60699 Symptom The router auto negotiates full duplex with 1000M half full duplex configuration Conditions This issue occurs when the router has Copper SFP with auto negotiate enabled and SFP is configured with 1000M half duplex mode Workaround There is no workaround CSCue61803 Symptom The interface modules do not get powered off when router is reloaded Conditions This issue is occasionally seen o...

Страница 93: ...reattach the policy map on target CSCue91533 Symptom Traffic through VPLS pseudowire is flooded due to MAC aging Conditions This symptom is observed when bridge descriptor index internal index assigned to MAC address exceeds 20480 Workaround There is no workaround CSCue94811 Symptom Process crash on standby router would not generate a core file Conditions This issue occurs under normal conditions ...

Страница 94: ...l exhaust message is seen even on valid case if policy is configured before xconnect is configured on scaled configuration Conditions This issue occurs when a service policy is configured before configuring xconnect on the router that has consumed close to max labels Workaround First configure xconnect and then configure service policy CSCug05239 Symptom Traffic drops on the router Conditions This...

Страница 95: ...cast traffic drops on changing interface configuration from TEFP to VPLS over port channel PoCH Conditions This issue occurs when converting a layer 2 interface to layer 3 and then configuring IP PIM and IP address in quick succession Workaround Use shutdown and no shutdown command on the interface CSCug39899 Symptom Traffic stops flowing through QinQ BDI interface after ARP times out and ARP is r...

Страница 96: ...t are configured Conditions This issue occurs on reloading the router 3 4 times with highly scaled configurations and L2VPN and multicast are configured Workaround There is no workaround CSCug83846 Symptom The MTU value does not take effect on an interface Conditions This issue is observed when you try to configure more than eight unique MTU values on the router Workaround There is no workaround C...

Страница 97: ...s observed if a QoS policy is configured on the TenGigabitEthernet interface Workaround There is no workaround CSCuh86102 Symptom The interface stops forwarding traffic Conditions This issue is observed when the TenGigabitEthernet interface is in WAN PHY mode and R0 is active Workaround Use R1 CSCuh92939 Symptom Replacing the copper SFP with SFP causes traffic drop after SSO is performed Condition...

Страница 98: ...undary and there are intermediate hops between the router and the PTP master clock This issue occurs only when the intermediate hops are through an Cisco ASR 9000 router Workaround There is no workaround CSCud34600 Symptom An event hog message is received when 21000 to 25000 routes are advertised into the Multiprotocol BGP MBGP and exported from one PE to other PE Conditions This issue occurs when...

Страница 99: ... completing ISSU The F0 F1 are getting stuck in init state Conditions This issue occurs after completing ISSU Workaround Reload the router CSCue24854 Symptom Performing an IM OIR in a remote LFA ring reports a loss of 70 ms Conditions This issue occurs during a soft OIR of the IM Workaround Perform a hard OIR for a loss less than 50 ms CSCue87571 Symptom GLC ZX SM RGD and GLC LX SM RGD rapid SFP O...

Страница 100: ...e a mac security sticky configuration from an EVC interface Workaround Do not issue clear mac address table command when the mac security sticky is configured CSCue51682 Symptom The REP protocol flaps as indicated by the following error messages Feb 8 06 51 38 857 REP 4 LINKSTATUS GigabitEthernet0 0 1 segment 10 is non operational due to neighbor not responding Feb 8 06 51 39 096 REP 4 LINKSTATUS ...

Страница 101: ... learning failures Conditions Occurs when you configure CFM offloaded MEPs for xconnect on a port channel interface at a high scale and issue a shutdown no shutdown on the port channel interface Workaround There is no workaround Resolved Caveats Cisco IOS XE Release 3 7 3 S This section documents the issues that have been resolved in Cisco IOS XE Release 3 7 3 S CSCty30951 Symptom The router displ...

Страница 102: ...ease Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Caveats in Cisco IOS XE 3 7S Releases There are 24 EFPs on each bridge domain You enter a shutdown command on the access interface Workaround There is no workaround ...

Страница 103: ...sulation untagged command Workaround Issue a shutdown no shutdown on the EVC interface CSCua62305 Symptom QoS does not function on the router Conditions Occurs under the following conditions You apply a service policy and an ACL to the same interface You modify the ACL by adding an ACE containing a permit ospf statement Workaround There is no workaround CSCub64331 Symptom The 10Mhz reference clock...

Страница 104: ...4 Symptoms The router displays traceback error messages at niles_if_count_initialize Conditions Occurs following a reload or stateful switchover SSO Workaround There is no workaround However the issue does not have any functionality impact CSCuc64654 Symptom The router is unable to ping the remote customer edge CE router Conditions Occurs when the router is acting as a provider edge PE device and ...

Страница 105: ... Conditions Occurs under the following conditions You configure Protocol Independent Multicast Sparse Mode PIM SM with a static rendezvous point RP You configure a bridge domain interface BDI on the PE2 access side You use the BDI to send IGMP v2 static join messages to a single multicast group You disable IGMP snooping globally You configure 24 EFPs and map them to a single bridge domain You init...

Страница 106: ...MAC limiting feature CSCud15841 Symptom The clear ip mroute command causes resource leakage Conditions Occurs when you issue the clear ip mroute command while IP multicast is enabled Workaround Reload the router CSCud17457 Symptom The router drops IP multicast traffic Conditions Occurs when you perform the following actions Configure EFPs as members of a port channel containing a single interface ...

Страница 107: ...y or at the Vlan class port level This configuration is not supported Conditions Occurs when you add a queue limit configuration on a policy at the parent level or at the vlan class port level Workaround There is no workaround CSCud37927 Symptoms The router does not learn remote Connectivity Fault Management CFM Maintenance Endpoint MEPs Conditions Occurs when the router is passing REP or STP traf...

Страница 108: ...curs when you configure a MEP on an interface Workaround There is no workaround CSCud49980 Symptom The router does not learn remote Connectivity Fault Management CFM Maintenance Endpoint MEPs Conditions Occurs when you configure CFM MEPs on carrier edge CE routers and VPLS on provider edge PE routers Workaround Create an EVC bridge domain running CFM on the PE router and enable a virtual forwardin...

Страница 109: ...he A900 IMA4OS interface module when there is no SFP inserted in the port Workaround Insert an SFP in the appropriate port CSCud64034 Symptoms T1 interfaces do not become active Conditions Occurs when you perform the following actions 1 Configure T1 interfaces on the router 2 Use ping to verify that the interfaces are active 3 Perform a stateful switchover SSO 4 Use ping to verify that the interfa...

Страница 110: ...09 Symptom The OC 3 interface module goes into an out of service state Conditions Occurs when you repeatedly perform an interface module reset OIR on the OC 3 interface module Workaround There is no workaround CSCud76770 Symptoms The convergence time for FRR link node protection is more than 2 seconds Conditions Occurs when you configure Next Nexthop NNHOP backup tunnels in a ring topology Workaro...

Страница 111: ...ion Services over Packet CESoP and Structure agnostic TDM over Packet SAToP scaled circuits and perform a router reload Workaround Perform IM OIR to resolve the issue CSCud90735 Symptom The controller comes up without having a license Conditions This issue occurs 16 port t1 e1 license are installed on PE1_W2 Workaround There is no workaround CSCud90890 Symptom Routing over Trunk EFP over port chan...

Страница 112: ...ed from one active path to 2 Equal Cost Multipath ECMP Paths Workaround There is no workaround CSCue00049 Symptom Classification does not work properly with non matching traffic when IP ACL is used Conditions This issue occurs only for class based ACL match The ACL class are classified properly and other classes based on DSCP or class default do not work Workaround There is no workaround CSCue0033...

Страница 113: ...eate it again either by issuing clear ip mroute command or stopping the joins CSCue20022 Symptom Software forwarding of core encapsulation entries causes interface to flap Conditions This issue occurs when interface has Protocol Independent Multicast PIM enabled on the BDI interface Workaround Perform a soft interface module OIR Clear the multicast routes for that VRF CSCue20360 Symptom The router...

Страница 114: ... module configuration and reconfigure again Reload the standby RSP to stop IOMD crashes Perform a hard OIR or process kill if the interface module enters out of service state CSCue34618 Symptom Traffic stops flowing with a combination of Bandwidth Remaining Ratio BRR and policer in different class maps under a policy Conditions This issue occurs when the bandwidth remaining ratio is configured as ...

Страница 115: ...recover the proper clocking for the port CSCue52968 Symptom Ping failure occurs and traffic stops through Multilink bundle when Challenge Handshake Authentication Protocol CHAP authentication is enabled Conditions This issue is seen when Policy Feature Card PFC and Control Field Compression ACFC is configured on the Cisco ASR 903 router Workaround There is no workaround CSCue57670 Symptom The acti...

Страница 116: ...ete the Trunk EFP interface and then the BDI CSCue89503 Symptom The power supply status displays critical after removing and inserting the power supply on the Cisco ASR903 router Conditions This issue occurs after multiple OIR of the power supply is performed Workaround There is no workaround This issue is cosmetic CSCuf05039 Symptom I2C WRITE and MDIO_READ error messages are displayed on the Cisc...

Страница 117: ...efault configuration Workaround There is no workaround CSCty34054 Symptom The router displays CPU utilization traceback messages and drops all multicast traffic for 2050 seconds Conditions Occurs under the following conditions Multicast is enabled with more than 500 multicast groups The router is using RSP1B in SSM mode BDI is configured on the access side of the router There are 24 EFPs on each b...

Страница 118: ...uration You reload the router Workaround There is no workaround CSCua77688 Symptom The router experiences remote CFM MEP flapping Conditions Occurs when the router is connected via a CFM xconnect and the link is running a high traffic rate Workaround Reduce the rate of traffic CSCua95675 Symptom An Ethernet virtual circuit EVC interface stops forwarding traffic Conditions Occurs when You configure...

Страница 119: ...ence PIC MPLS Traffic Engineering TE Fast Reroute FRR Link and Node Protection CSCub77354 Symptom An RSP switchover causes the serial interfaces to flap on the peer device Conditions Occurs when you perform an RSP switchover by physically removing the active RSP Workaround Use the following workarounds Perform an RSP switchover using the redundancy force switchover command Configure the local devi...

Страница 120: ...es for peering with iBGP sessions Workaround Use a single loopback interface Use the same loopback interface for IPv4 and VPNv4 address families CSCuc68699 Symptom The router displays a segmentation fault error message at cgmu_nq_ccm_convert and crashes Conditions Occurs when you Remove QoS policy from an EFP interface Remove policy maps and class maps from the configuration Workaround There is no...

Страница 121: ...ditions The issue occurs in rare instances when the router is configured in a ring topology with loop free alternate LFA IP fast reroute IPFRR and the primary path recovers from a down state Workaround There is no workaround CSCud07642 Symptom The ASR 903 is unable to pass traffic to the ASR 9000 Conditions Occurs with a clear channel ATM over MPLS configuration using AAL0 encapsulation Workaround...

Страница 122: ...t resetting the gigabit Ethernet IM CSCud26812 Symptom The router CLI does not display some SFP PIDs Conditions Occurs when you install one of the following SFPs in the router ONS SI 155 L2 ONS SI 155 L1 ONS SI 155 I1 Workaround There is no workaround CSCud28787 Symptom The 10 gigabit Ethernet interface module IM IM A900 IMA1X flaps Conditions Occurs when the IM passes high traffic volumes for an ...

Страница 123: ... multiple ECMP paths MPLS IP is not enabled on one of the ECMP paths Workaround There is no workaround CSCud38038 Symptom The router records incorrect delay measurements after a reload Conditions Occurs under the following conditions You configure Delay Measurement Message DMM on a port channel interface The port channel member links are on different interface modules IMs You reload the router Wor...

Страница 124: ...om Multilink bundles and member links flap when passing traffic Conditions Occurs under the following conditions You configure more than 210 MLPPP bundles with one member link per bundle or 16 bundles with 16 member links each The line is operating at a 64 or 128 byte line rate Workaround There is no workaround CSCud44942 Symptom The router does not learn remote Connectivity Fault Management CFM M...

Страница 125: ...he line rate The issue occurs less frequently with lower traffic rates Workaround Issue a shutdown no shutdown on multilink interface CSCud52920 Symptom SFP interfaces tied to a port channel flap Conditions The issue occurs rarely when the router is passing a high traffic volume Workaround There is no workaround CSCud56071 Symptom The router does not pass loop free alternate LFA IP fast reroute IP...

Страница 126: ... NILE1 ports NILE0 ports will work properly Workaround There is no workaround PSIRT Evaluation The Cisco PSIRT has assigned this bug the following CVSS version 2 score The Base and Temporal CVSS scores as of the time of evaluation are 5 4 1 https intellishield cisco com security alertmanager cvssCalculator do dispatch 1 version 2 ve ctor AV N AC L Au N C P I N A N E F RL OF RC C CVE ID CVE 2012 57...

Страница 127: ...ghbor device configuration includes the no split horizon group command Workaround Remove the no split horizon group command from the VPLS neighbor device CSCud28787 Symptom The 10 gigabit Ethernet interface module IM flaps Conditions Occurs when the IM passes high traffic volumes for an extended period of time Workaround There is no workaround CSCud43580 Symptom The router does not apply the bandw...

Страница 128: ...st traffic for 2050 seconds Conditions Occurs under the following conditions Multicast is enabled with more than 500 multicast groups The router is using RSP1B in SSM mode BDI is configured on the access side of the router There are 24 EFPs on each bridge domain You enter a shutdown command on the access interface Workaround There is no workaround CSCty45696 Symptom The show policy map command dis...

Страница 129: ...n interface module reset soft OIR The router displays messages indicating object download failure the interface status of the xconnect MEP on the peer router displays as administratively down Conditions Occurs when you Configure offloaded EVC xconnect MEP sessions and the sessions are active Configure EVC bridge domain MEPs Perform a reset soft OIR of the Ethernet interface module Workaround Remov...

Страница 130: ...8 Symptom The router passes lower traffic levels when you add links to an IMA bundle and perform IM OIR router reload Conditions Occurs when you send traffic above the E1 line rate on one link within an IMA bundle and reset OIR the interface module Workaround Remove and re apply the IMA interface configuration CSCuc36522 Symptom The router does not timestamp traffic on port channel interfaces Cond...

Страница 131: ...rfaces only 957 become active Conditions Occurs when you configure interfaces on the OC 3 interface module Workaround There is no workaround CSCua51772 Symptoms The router does not display PID or DOM values Conditions Occurs with the following SFPs ONS SI 155 L2 ONS SI 155 L1 ONS SI 155 I1 Workaround There is no workaround CSCua55122 Symptoms The OC 3 interface module crashes when you create a hig...

Страница 132: ...y Workaround Set the bootloader variables on the standby RSP CSCua99096 Symptoms The show ima interface command omits some IMA group information such as ImaGroupSymmetry Conditions Occurs when you apply the show ima interface command Workaround There is no workaround CSCua99096 Symptoms The show ima interface command omits some IMA group information such as ImaGroupSymmetry Conditions Occurs when ...

Страница 133: ...ct a given PTP clock as a network clock source Conditions Occurs when you configure PTP as an input network clock source while the slave clock is still in a holdover state In the holdover state the slave clock has not yet attempted to establish a frequency lock with a master clock Workaround Wait for the PTP slave clock to lock to the master clock before configuring PTP as a network clock input so...

Страница 134: ...r more instances of a unique EVC configured with a unique bridge domain interface BDI The router is sending IGMP joins to one multicast group You perform a shutdown no shutdown on the interface sending IGMP join messages You perform an OIR on the router Workaround There is no workaround CSCty70119 Symptoms Port shaper rate changes do not take effect Conditions Occurs when QoS policies attached to ...

Страница 135: ... MEP fails Conditions Occurs under the following conditions You configure a EVC bridge domain MEP on a remote device You configure a MIP on a trunk EFP on an intermediate device You issue the traceroute command to the remote MEP Workaround There is no workaround CSCtz49927 Symptoms Traffic floods on an EFP interface Conditions Occurs when you configure a multicast static MAC on a bridge domain and...

Страница 136: ...ions Occurs under either of the following conditions You remove Auto RP announce configurations on all routers You configure the router as a static RP and enable multicast traffic Workaround Select an RP mode static auto or bootstrap router BSR and avoid switching dynamically between RP modes CSCtz92857 Symptoms MAC learning fails and the router displays FIFO table overflow messages Conditions Occ...

Страница 137: ...25932 Symptoms Convergence caused by an interface flap takes more than 50 milliseconds Conditions Occurs when you enable BGP PIC core and LFA FRR at the same time Workaround Use LFA FRR as it converges in less than 50 milliseconds for BGP VPNv4 prefixes CSCua33453 Symptoms A CFM configuration crashes after passing traffic for several hours Conditions Occurs when you create the following configurat...

Страница 138: ...n EVC with the encapsulation default command Workaround Change the encapsulation to dot1q CSCua52162 Symptoms The router does not learn remote CFM MEPs on EFP interfaces Conditions Occurs when you configure rewrite push operation on an EFP interface Workaround There is no workaround CSCua52187 Symptoms The router crashes when you attach a QoS policy Conditions Occurs when you apply a QoS class map...

Страница 139: ...s and re attach the policy CSCua67795 Symptoms The router does not transmit Y 1731 Delay Measurement Message DMM values using QinQ encapsulation Conditions Occurs with the following configuration An EFP is configured and applied to a bridge domain The EFP is configured with QinQ encapsulation A Y 1731 Delay Measurement Message DMM value is applied The Y 1731 traffic uses a CoS value other than 0 W...

Страница 140: ...ack errors Conditions Occurs when you configure REP Workaround There is no workaround CSCty42336 Symptoms BFD sessions flap on the router Conditions Occurs when the router is running IP BFD sessions in echo mode with 64 200ms X3 timers Workaround There is no workaround CSCty74129 Symptoms A REP topology may reconverge during an RSP switchover The consoles displays REP no neighbor messages Conditio...

Страница 141: ...tly Conditions Occurs with a hybrid REP configuration containing ports with and without Fast LSL enabled Workaround Configure all interfaces with Fast LSL CSCtz56517 Symptoms The router drops MPLS packets with a checksum of 0xFFFF Conditions Occurs when the ASR 903 is acting as a label disposition edge label switch router LSR Workaround There is no workaround CSCtz61153 Symptoms The ASR 903 does n...

Страница 142: ...60 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Caveats in Cisco IOS XE 3 7S Releases ...

Страница 143: ...ions The following sections describe the Cisco ASR 903 Router limitations in IO S XE 3 8 releases Limitations and Restrictions in Cisco IOS XE Release 3 8 2 S page 1 Limitations and Restrictions in Cisco IOS XE Release 3 8 1 S page 1 Limitations and Restrictions in Cisco IOS XE Release 3 8 0 S page 2 Limitations and Restrictions in Cisco IOS XE Release 3 8 2 S There are no changes in limitations a...

Страница 144: ...Conversely PTP clock sources are not supported with synchronous Ethernet However you can use hybrid clocking to allow the router to obtain frequency using Synchronous Ethernet and phase using PTP Dying Gasp Limitations The ASR 903 supports dying gasp under the following scenarios Ethernet OAM is disabled Interface is shut down Interface enters error disabled state Router reload Dying Gasp is not s...

Страница 145: ...o ASR 903 Router All links in an MLPPP bundle must be on the same interface module All links in an MLPPP bundle must be of the same bandwidth The Cisco ASR 903 Router supports a maximum of 8 links per bundle To change the MLPPP bundle fragmentation mode between enabled and disabled perform a shutdown no shutdown on the bundle LFI is not supported Multiclass MLP is not supported The Cisco ASR 903 R...

Страница 146: ...ver MPLS one to one cell mode The Cisco ASR 903 Router supports pseudowire ping using the CW method pseudowire ping using the TTL method is not supported The Cisco ASR 903 Router supports a maximum of 2000 pseudowires in any combination The following pseudowire PW features are supported over MPLS TP connections ATM over MPLS PWs ATM attachment circuits AAL5 Encapsulation ATM VC Class Support Cell ...

Страница 147: ...f you issue the no card type command on the controller you must reload the router in order to configure a new card type value VPLS BGP Signaling TE as core interface is supported for VPLS BGP Signalling but TE as preferred path is not supported MAC Flushing is not supported in this release for VPLS BGP Signaling Templates are not supported in this release for VPLS BGP Signaling Support for H VPLS ...

Страница 148: ...hich the caveat has been known to occur Workaround Solutions if available to counteract the caveat Note If you have an account on Cisco com you can also use the Bug Toolkit to find select caveats of any severity To reach the Bug Toolkit log in to Cisco com and go to http www cisco com pcgi bin Support Bugtool launch_bugtool pl If the defect that you have requested cannot be displayed this may be d...

Страница 149: ...ere is no workaround CSCuc59386 Symptoms Continuous IOMD crashes occur on OC 3 IM Interfaces on OC 3 IM are not configurable and the router displays the following error message stand by does not support this command Conditions This issue occurs with OC 3 IM in a redundant configuration when an IOMD crash occurs on the active RSP and the standby IOMD session handle is not cleared Workaround Reload ...

Страница 150: ...around CSCud30554 Symptom Object download failure messages are displayed on console during object cleanup This would cause a possible leak in the hardware resource if the objects are not cleaned up later Conditions This issue occurs during object cleanup and during the VC deletion Workaround There is no workaround CSCud37927 Symptom The router does not learn remote Connectivity Fault Management CF...

Страница 151: ...P neighborship is lost on OC 3 IM and OC 12 IM interfaces configured on port 0 Conditions This issue occurs on interfaces configured on port 0 of OC 3 IM and OC 12 IM This issue is not seen on ports 1 2 or 3 Workaround Perform a shutdown followed by no shutdown on interfaces configured on port 0 Alternatively remove EIGRP and configure again CSCue07502 Symptom A crash is observed after completing ...

Страница 152: ...ponding Feb 8 06 51 39 096 REP 4 LINKSTATUS GigabitEthernet0 0 1 segment 10 is operational Conditions This issue occurs with REP fast LSL with lsl ageout 200msec is configured and when a burst of new MAC address usually 4k is getting learnt into the system Workaround Remove fast LSL from the REP configuration CSCue54997 Symptom Two input clock sources are accepted from same OC 3 IM but the system ...

Страница 153: ... related to BDI counters do not function properly Conditions This issue occurs when you use SNMP MIB variables related to BDI interface counters Workaround There is no workaround CSCuf89725 Symptom After IM OIR the remote MEP shows BLK state on CFM offload Conditions This issue occurs when CFM MEP is configured an IM OIR is performed Workaround There is no workaround CSCug05491 Symptom The router ...

Страница 154: ...side has port channel with Trunk EFP configured Workaround There is no workaround CSCub89531 Symptom Multicast statistics in the MFIB output display NA NA This causes multicast traffic to drop every 3 minutes once the 3 minute timer expires Conditions This issue occurs after an stateful switchover SSO is performed Workaround Issue another SSO or reload the router CSCuc41871 Symptoms ATM interfaces...

Страница 155: ... QoS policy contains a single class containing a match EFP statement You reset the interface to the default configuration Workaround There is no workaround CSCud30806 Symptom The router accepts a QoS WRED configuration containing match all configurations for two different prec values which is not supported Conditions This issue occurs when you configure a policy with a class map containing match a...

Страница 156: ...ils on bootup of the CEM PW after a switchover is performed Conditions This issue occurs after a switchover is performed Workaround There is no workaround CSCud50944 Symptom The router drops traffic on an MLPPP bundle Conditions This issue occurs following a reload while the router is passing traffic close to the line rate The issue occurs less frequently with lower traffic rates Workaround Issue ...

Страница 157: ...LTI_BIT_ERROR_END SIP0 nile_mgr Handoff FPGA could encounter MBE check at end of create update BFD session Conditions This issue occurs when BFD sessions are created or modified Workaround There is no workaround This issue has no service impact CSCud96604 Symptom On system reset or reload all traffic on certain Ethernet Flow Point EFP s do not egress Conditions This issue occurs when traffic compl...

Страница 158: ... or stopping the joins CSCue20022 Symptom Software forwarding of core encapsulation entries causes interface to flap Conditions This issue occurs when interface has Protocol Independent Multicast PIM enabled on the BDI interface Workaround Perform a soft interface module OIR Clear the multicast routes for that VRF CSCue25146 Symptom The standby OC 3 IM gets reloaded after the controller flaps in a...

Страница 159: ...ultilink bundle does not come up Conditions This issue occurs when PPP or MLPPP is configured and PPP authentication is enabled Workaround Remove CHAP authentication from interface CSCue40020 Symptom Interior Gateway Protocol IGP flap or MPLS enabled interface flap with 600 Layer2 VPN configured and 6000 Layer3 VPN configured can cause a crash Conditions This issue occurs after the IGP flaps conti...

Страница 160: ...ymptom Sonet controller as input clock source does not get selected on A900 IMA4OS interface module on a Cisco ASR 903 router Condition This issue occurs when the port above 0 is used for the clock source Workaround Use port 0 for clock source or insert the SFP in the odd port protect port adjacent to the actual port using an optical splitter The cable is fed to the odd port to recover the proper ...

Страница 161: ... Forwarding Detection BFD protocol or OSFP protocol flaps on deleting the BDI while IPv4 traffic is flowing Workaround Delete the Trunk EFP interface and then the BDI CSCue89503 Symptom The power supply status displays critical after removing and inserting the power supply on the Cisco ASR903 router Conditions This issue occurs after multiple OIR of the power supply is performed Workaround There i...

Страница 162: ...Ctz65778 Symptom The control plane goes down with VPNv6 traffic Conditions Occurs with 64 byte VPNv6 traffic The issue only occurs for small tunnelled packets Workaround There is no workaround CSCua57325 Symptom The router displays an OIR SPA error Conditions Occurs under the following conditions The router is running offloaded CFM sessions over an xconnect pseudowire interface The router is using...

Страница 163: ...P Conditions Occurs when you apply a QoS shaping configuration at a high scale Workaround There is no workaround CSCud06772 Symptom IPv6 neighbor discovery does not function properly after stateful switchover SSO the router loses traffic and eventually recovers Conditions Occurs with IPv6 traffic after stateful switchover SSO Workaround Configure software BFD sessions CSCud07085 Symptom The serial...

Страница 164: ...around There is no workaround CSCud89451 Symptom The router crashes with an error message showing nmpls_label_populate_flow_data Conditions Occurs when you reset a core interface while the ASR 903 is acting as a PE router and running a configuration with L2VPN and L3VPN Workaround There is no workaround CSCud95359 Symptom The show policy map command displays an incorrect number of total dropped pa...

Страница 165: ...mptoms The router fails to store trace logs Conditions Occurs when the bootflash directory is full Workaround Clean up the bootflash and then reboot the router CSCtz20839 Symptoms IMA functionality does not work properly Conditions Occurs after an RSP switchover when the router is running an IMA configuration Workaround Reload the interface module with the IMA configuration CSCua62029 Symptom The ...

Страница 166: ...around CSCub79869 Symptom BGP PIC edge convergence time is high Conditions Occurs in a 3 label stack setup using LDP BGP and VPN labels Workaround There is no workaround for a stack using 3 labels However the issue does not occur when you use 2 labels CSCub98691 Symptom The router displays an I2C write fail error message Conditions The issue can occur when the router is idle or when the router is ...

Страница 167: ... interface for IPv4 and VPNv4 address families CSCuc66393 Symptom The router loses OC 3 interface configurations after an ISSU upgrade Conditions Occurs on OC 3 serial and POS interfaces after an ISSU software upgrade Workaround There is no workaround CSCuc68462 Symptom The router drops PTP traffic Conditions The issue occurs occasionally when you configure PTP slave clock to receive VLAN tagged t...

Страница 168: ...he default configuration and add them to the existing port channel The router crashes Workaround There is no workaround CSCuc95590 Symptom The router does not automatically upgrade the FPGA software Conditions Occurs when you load a new image while running an older FPGA version Workaround There is no workaround however the issue has no functional impact CSCuc95716 Symptom FPGA software for the OC ...

Страница 169: ...ore the FP on the active RSP Workaround Reload the router CSCud06744 Symptom The router does not download MPLS global prefixes Conditions Occurs under the following conditions You configure Loop Free Alternate Fast Reroute LFA FRR at a high scale The primary or backup paths flap multiple times Workaround There is no workaround CSCud07642 Symptom The ASR 903 is unable to pass traffic to the ASR 900...

Страница 170: ...position traffic sent to a neighbor device over a VPLS pseudowire Conditions Occurs when the neighbor device configuration includes the no split horizon group command Workaround Remove the no split horizon group command from the VPLS neighbor device CSCud15740 Symptom The Gigabit Ethernet interface module crashes Conditions Occurs when the router receives a flood of Wintegra interrupt packets Work...

Страница 171: ...interface CSCud23698 Symptom The router stops applying classification and marking for a class Conditions Occurs when you remove a priority level while using dual priority for the class map Workaround Remove and reattach the policy map on the interface CSCud24704 Symptom The router crashes Conditions Occurs when you perform an interface module OIR reset on the gigabit Ethernet interface module whil...

Страница 172: ...wn no shutdown on the gigabit Ethernet port CSCud28553 Symptom The router stops passing Switch Port Analyzer SPAN traffic Conditions Occurs after you apply a shutdown no shutdown on the SPAN source port with Ethernet flow point EFP and bridge domain interface BDI configurations Workaround Enable and disable the SPAN session CSCud28685 Symptom Ping fails between the CE1 and CE2 devices when the ASR...

Страница 173: ...onditions Occurs when the router is running remote LFA FRR in a ring with 7 or more routers and one of the router in the ring reloads Workaround Issue a shutdown no shutdown on the backup or primary interface CSCud38115 Symptom OSPF connections flap and drop traffic for approximately 20 seconds Conditions Occurs during stateful switchover SSO Workaround There is no workaround CSCud38123 Symptom Th...

Страница 174: ...load Workaround Issue a shutdown no shutdown on the BDI interface CSCud42315 Symptom The OC 3 interface module crashes Conditions Occurs when you apply the forward alarm ais command on a T1 controller Workaround There is no workaround CSCud43580 Symptom The router does not apply the bandwidth remaining percent command within a QoS policy in some instances Conditions The issue can occur occasionall...

Страница 175: ...outer experiences flapping on REP connections Conditions Occurs when you enable MAC limiting at a high scale and the set of MAC addresses changes continuously Workaround Disable MAC limiting CSCud54092 Symptom The router displays an error message indicating a crash at tdl_netsync_clk_src_message_create Conditions The issue can occur when the router is shutting down during a reload Workaround There...

Страница 176: ...ion Conditions Occurs with a REP VLAN load balancing configuration when a bridge domain is bound to a VPLS VC Workaround None remove the VLAN load balancing configuration CSCud64923 Symptom OSPF connections flap Conditions Occurs when you configure OSPF between an EVC bridge domain interface BDI and a trunk EFP bridge domain interface BDI using a port channel trunk Workaround There is no workaroun...

Страница 177: ...s Occurs on the Gigabit Ethernet interface when the local interface is configured for autonegotiation and the remote interface is configured for a speed of 10 Mbps or 100 Mbps Workaround Toggle the auto negotiation configuration on the Gigabit Ethernet interface CSCud91892 Symptom Remote LFA converges slowly and the router does not learn backup paths for global prefixes Conditions Occurs when you ...

Страница 178: ...Cua39109 Symptom The router displays the following console error message FMFP_ACL 3 ACL_OBJECT_DOWNLOAD SIP0 fman_fp_image ACL create modify for ACL test9 fail to download because Cannot allocate memory Conditions Occurs when the router is running a configuration containing a high number of ACLs Workaround There is no workaround CSCua55522 Symptom The router experiences intermittent flapping on RE...

Страница 179: ... no workaround CSCub65096 Symptom The router crashes when running multicast traffic Conditions Occurs when the router is passing IGMP join messages at a rate of 6 packets per second over 240 serial interfaces Workaround Send IGMP joins at a lower rate CSCub77354 Symptom An RSP switchover causes the serial interfaces to flap on the peer device Conditions Occurs when you perform an RSP switchover by...

Страница 180: ...o workaround CSCuc55739 Symptom The console displays an error message similar to the following example Oct 8 10 46 53 126 IST FMFP 3 OBJ_DWNLD_TO_CPP_FAILED SIP1 fman_fp_image frr 0x200005ab download to CPP failed Conditions Occurs following a stateful switchover SSO Workaround There is no workaround CSCuc57939 Symptom The router stops passing traffic for more than 8 seconds Conditions SSO Occurs ...

Страница 181: ...tateful switchover SSO Workaround Remove and restore the clock source configuration CSCuc83088 Symptom The router drops traffic during stateful switchover SSO Conditions Occurs when the router is running HSRP or VRRP the issue only occurs when the destination MAC address is a virtual MAC vMAC address Workaround Change the traffic priority and detour traffic prior to the SSO CSCuc87791 Symptom The ...

Страница 182: ...c95716 Symptom FPGA software for the OC 3 interface module is not bundled with the XE 3 8 image Conditions Occurs when upgrading FPGA on the OC 3 interface module Workaround Manually upgrade the OC 3 FPGA CSCud01644 Symptom The active forwarding processor FP is on the standby route switch processor RSP Conditions Occurs when you boot the two RSPs in quick succession and the FP on the standby RSP b...

Страница 183: ...rkaround Enable MPLS control word on the ASR 9000 CSCud12587 Symptom When handling IS IS packets the router punts the traffic to the Route Switch Processor RSP and applies policing to limit the traffic to 1 Mbps Conditions Occurs when you enable IS IS over an Ethernet over MPLS EoMPLS connection Workaround Use IS IS over another connection type or limit the IS IS traffic to less than 1 Mbps CSCud1...

Страница 184: ...rt and a bridge domain interface in a down state After the router reaches an SSO state you issue a no shutdown command on the peer router to bring the EFP interface up You perform an stateful switchover SSO on the router Workaround Issue a shutdown no shutdown on the gigabit Ethernet port CSCud26997 Symptom The IOMD process can crash on the T1 E1 interface module Conditions Occurs during RSP switc...

Страница 185: ...orkaround You can use the clear xconnect peerid peerid of the PW vcid vcid command to bring the backup VCs to an SB state however this is not usually recommended CSCtz98347 Symptoms When IS IS is configured to run level 2 IS IS LFA does not create repair path if the total metric to a prefix is 1024 Conditions Seen with 15 2 2 S and when the IS IS metric is more than 1024 and configured with level ...

Страница 186: ...n MLP bundle You change the CRC configuration value of the MLP bundle Workaround Follow these steps Remove the T1 interface from the MLP bundle Perform a soft OIR IM reset on both ends of the connection Wait for the T1 interface to become active Add the T1 interface back into the MLP bundle CSCud04161 Symptom The router incorrectly displays a CFM Delay Measurement Message DMM value of 0 Conditions...

Страница 187: ... IMA Limitation You can create a maximum of 16 IMA groups on each T1 E1 interface module Bidirectional Forwarding Detection Limitations The minimum supported timer value for software based BFD sessions is 200 ms x 3 using a multiplier of 3 The router supports up to 64 offloaded BFD sessions using a 200 ms x 3 timer The Cisco ASR 903 Router supports hardware offloading of BFD echo mode packets for ...

Страница 188: ...re not supported The Synchronization Status Message SSM is not currently on OC 3 and OC 12 interfaces End to end Transparent Clock is not supported for PTP over Ethernet Dying Gasp Limitations The Cisco ASR 903 Router supports dying gasp under the following scenarios Ethernet OAM is disabled Interface is shut down Interface enters error disabled state Router reload Dying Gasp is not supported in t...

Страница 189: ...ollowing limitations apply when using MLPPP on the Cisco ASR 903 Router All links in an MLPPP bundle must be on the same interface module All links in an MLPPP bundle must be of the same bandwidth The Cisco ASR 903 Router supports a maximum of 16 links per bundle To change the MLPPP bundle fragmentation mode between enabled and disabled perform a shutdown no shutdown on the bundle LFI is not suppo...

Страница 190: ...ethod is not supported The Cisco ASR 903 Router supports a maximum of 2000 pseudowires in any combination The following features are not currently supported on pseudowire connections Ethernet VLAN to Ethernet VLAN L2VPN interworking bridged and routed modes Ethernet VLAN to ATM AAL5 L2VPN Interworking bridged and routed modes The following pseudowire PW features are not supported over MPLS TP conn...

Страница 191: ...le to counteract the caveat Note If you have an account on Cisco com you can also use the Bug Toolkit to find select caveats of any severity To reach the Bug Toolkit log in to Cisco com and go to http www cisco com pcgi bin Support Bugtool launch_bugtool pl If the defect that you have requested cannot be displayed this may be due to one or more of the following reasons the defect number does not e...

Страница 192: ...in CSCuh94841 Symptom 10 Gigabit Ethernet interface flaps without trigger causing traffic to switch to protected label switched path LSP Conditions This issue occurs when the script is run for continuous SSO Workaround There is no workaround Resolved Caveats Cisco IOS XE Release 3 9 2 S This section documents the issues that have been resolved in Cisco IOS XE Release 3 9 2S CSCud61551 Symptom Seri...

Страница 193: ...und Use the default OSPF hello timers CSCue69818 Symptom The show inventory command displays a wrong serial number Conditions Inventory is managed by the main serial number However when using the show inventory command for Redundant Power System RPS and IM PCB serial number is displayed instead of the main serial number Workaround Use the show diag all eeprom detail command to list the correct ser...

Страница 194: ...ets copied into the CoS value Conditions This issue occurs when configuring Q in Q without rewrite service instance Workaround To ensure CoS inner value does not get copied apply QoS policy map CSCuf65301 Symptom Micro flaps observed on the router Conditions This issue is seen when system is kept idle for hours Workaround There is no workaround CSCuf79397 Symptom F1 is stuck in init state after th...

Страница 195: ...ed to the Cisco ASR 903 Router using Gigabit Ethernet interface CSCug18630 Symptom When you perform an OIR on the standby and active RSPs CMAND crashes Conditions This issue is observed after performing multiple standby OIRs and bringing the standby machine up Workaround There is no workaround CSCug21145 Symptom When system crashes sometimes core files are generated with CRC errors Conditions This...

Страница 196: ...1 fman_fp_image adj 0x9fdd Flags Incomplete download to CPP failed Conditions This issue occurs when MPLS TE tunnels are scaled to full scale 512 on the router in a single instance Workaround There is no workaround CSCug83807 Symptom Multicast traffic is dropped as TCAM entries are encountered Conditions This issue occurs when TCAM entries are encountered Workaround There is no workaround CSCug838...

Страница 197: ...ccurs when IPv6 unicast routing is disabled Workaround Enable IPv6 unicast routing CSCug99750 Symptom The Cisco ASR 903 Router crashes when it accesses unpopulated data structures Conditions This issue is observed when you perform an IM OIR and use the shutdown and no shutdown commands Workaround There is no workaround CSCuh00343 Symptom Node runs out of memory if node has more 1K pseudowires Pseu...

Страница 198: ...s issue is observed when you perform the switchover before IM OIR or the interface flaps Workaround There is no workaround CSCuh33255 Symptom Traffic does not flow through most multilink PPP MLP interfaces post In Service Software Upgrade ISSU Conditions This issue occurs on HA system performing ISSU or killing IOMD process followed by switchover Workaround Use shutdown and no shutdown command on ...

Страница 199: ...around Use R1 CSCuh99117 Symptom Cisco ASR903 Router packets drop for some of the prefixes in MPLS network Conditions This issue occurs when MPLS L3 VPN is configured on Cisco ASR903 Router with MVPN template Workaround There is no workaround CSCui08269 Symptom Error objects are seen and traffic does not flow through HSPW VC s Conditions This issue occurs on using do clear mpls ldp ne command when...

Страница 200: ...ns This issue after shutting the IM bay Values are not displayed for OC 12 mode but the values are displayed for the Gigabit Ethernet card Workaround There is no workaround CSCue35103 Symptom CPU goes high on executing show mac address table command Conditions Scaled MAC entries are learned over BD Workaround Execute the command with reduced term length CSCue42139 Symptom The Precision Time Protoc...

Страница 201: ...r console simultaneously The issue may also be seen after router reload with saved CEM Satop configurations Workaround Perform a controller shutdown followed by a no shutdown on OC 3 IM on the router CSCuf05090 Symptom Standby IM resets continuously with running configuration synchronization failure Conditions This issue occurs after a downgrade of all IMs and the IMS are removed from the slot and...

Страница 202: ...RUInserted traps when performing RP card switchover The false notifications create false alarms in Prime Network Conditions This issue occurs after RP card switchover on the router Workaround There is no workaround CSCug81561 Symptom Convergence time is more than 50ms with EoMPLS after SSO Conditions This issue occurs when port channel and BDI configurations exist on the router and SSO convergence...

Страница 203: ...rdware resource if the objects are not cleaned up Conditions This issue is seen during the Virtual Circuit deletion Workaround There is no workaround CSCud42914 Symptom Object download messages are observed when default values are se on the MPLS core interface Conditions This issue occurs when default values are se on the MPLS core interface Workaround There is no workaround CSCud59242 Symptom Tra...

Страница 204: ...nces traffic on member links which are in hot standby or down state also resulting in traffic blackholes Conditions This issue is seen when there are redundant member links which are in hot standby or down state Workaround There is no workaround CSCue24854 Symptom 70 msec loss is observed after performing an IM OIR in a remote LFA ring Conditions This issue occurs when doing soft OIR Workaround Pe...

Страница 205: ... do not get powered off when router is reloaded Conditions This issue is seen occasionally on reload Workaround There is no workaround CSCue65149 Symptom OBJ messages are observed when changing the interval in EVC BD offload cases scale Conditions This issue occurs when 3 3ms session interval and MEPS is configured on the router and then the MEPS and domain configuration is removed and a session i...

Страница 206: ...e89503 Symptom Power supply status become CRITICAL after removing or inserting of the power supply Conditions This issue is seen after multiple OIRs Workaround There is no workaround CSCue90867 Symptom Machine check errors and kernel crash was seen on SSO Conditions This issue occurs after performing SSO Workaround There is no workaround CSCue91533 Symptom Traffic through VPLS pseudowire is floode...

Страница 207: ...e router does not detect or support traffic through GLC FE 100EX and GLC FE 100ZX transceivers Conditions This issue occurs under normal conditions Workaround There is no workaround CSCuf48156 Symptom Local fault is seen on a 10 Gigabit Ethernet port Conditions This issue occurs when the interface is not shut and fibre is not connected Workaround Shutdown the interface CSCuf51429 Symptom Fast Rero...

Страница 208: ...e Ten Gigabit Ethernet interface and SSO is performed Workaround Perform a shutdown followed by a no shutdown 10 Gigabit Ethernet interface CSCuf74072 Symptom Seeing CRC errors on SFP IM with CU SFP Conditions This issue occurs when the CU SFP is configured with 100Mbps speed Workaround There is no workaround CSCuf83316 Symptom Traffic loss of more than 1sec was observed during router reload Condi...

Страница 209: ... is a Layer3 and outgoing is port is a BDI Workaround There is no workaround CSCug16244 Symptom Traffic will not flow through few EoMPLS VCs Conditions This issue is seen with scaled EoMPLS configurations Workaround There is no workaround CSCug22122 Symptom IOMD crash is seen for any IM on the router Conditions The IOMD crash is seen when show platform software agent iomd 0 1 driver stats command ...

Страница 210: ...ing 2 different EFP classes and configured on 2 different interfaces Conditions This issue is observed only when same policy map is applied on 2 interfaces with one EFP in the policy map Workaround Remove the policy map from one of the interfaces to bring up the OSPF CSCug46010 Symptom The non IP packets get classified under the second class instead of class default when two class maps one having ...

Страница 211: ... CSCug72785 Symptom OSPF flap observed on the router Conditions This issue occurs after IM OIR followed by SSO Workaround There is no workaround CSCug73776 Symptom The standby router crashes on bootup when highly scaled configurations and when L2VPN and multicast are configured Conditions This issue occurs on reloading the router 3 4 times with highly scaled configurations and L2VPN and multicast ...

Страница 212: ...ation CSCue34781 Symptoms The policer in the parent policy map of an hqos policy attached to an interface stops working after the child policy policer is dynamically modified Conditions Occurs when the policy map attached to the interface is a hierarchical policing policy and both the child and parent policy map have policing actions in their classes The policing in the parent class does not work ...

Страница 213: ...patterns IMIX output errors will be seen on the mlppp interface Workaround No The issue is seen for IMIX pattern traffic with 90 above Line rate traffic CSCue67245 Symptoms MFIB counters for some of the S G are not updated on ASR903 Conditions Is seen when we scale the number of Sources Issue is seen for 2000 sources joining 1 group No impact to traffic Workaround There is no workaround CSCue67267...

Страница 214: ...is applied and nn removing re applying exp marking action of the class default packets are not hitting the class default and policy map counters do not increment This issue is seen on any type of interface Workaround Instead of removing adding marking action alone detach the policy itself from the interface modify the marking action and re attach the policy to the interface CSCue87175 Symptoms BFD...

Страница 215: ...ng up with XE39 image insert IMs one by one While upgrade was happening this issue happened Im got crashed and stanby was resetting continuously with SYNc failed Workaround Reload the box completely CSCuf20275 Symptoms On interoperating with an ASR901 router BFD sessions may flap as the ASR903 router may some times not send BFD control messages Conditions With around 200 global IPv4 prefixes BFD s...

Страница 216: ... message Workaround None CSCuf64811 Symptoms Serial Links on CEs are in up down state when configured with CEM CeSop circuits on PEs Conditions Configure CEM cesop circuits over MPLS core Note that the serial interfaces on CE routers are UP UP Perform a SSO on PE2 router Workaround Perform another SSO on PE2 router and issue is solved CSCuf65012 Symptoms Seeing syslog for the port 0 5 0 saying it ...

Страница 217: ...ional policer but this is not supported at the egress CSCtx70302 Symptoms Traceback and Log message seen on performing a multilink bundle shut on ASR903 as described in the summary Conditions Traffic should be flowing over the multilink bundle Multiple ways to trigger the same issue but traffic and mlppp bundle remain common to each scenario Workaround None Harmless traceback CSCty73682 Symptoms A...

Страница 218: ...between T1 and E1 operation Workaround Perform a soft OIR on the interface module CSCua16492 Symptoms Some IPv6 multi hop BFD over BGP sessions flap Conditions Occurs on port channel interfaces running IPv6 multi hop BFD over BGP sessions after you perform an SSO Workaround There is no workaround CSCua35446 Symptoms gig 0 5 0 interface displayed in PRIME software Conditions System being up Workaro...

Страница 219: ...FM MEP flapping Conditions Occurs when the router is connected via a CFM xconnect and the link is running a high traffic rate Workaround Reduce the rate of traffic CSCua90879 Symptom QoS policies with a police statement on the class default class do not take effect Conditions Occurs when you apply a police statement to the class default class within a QoS policy on an ingress EVC interface Workaro...

Страница 220: ... the OC 3 interface module Workaround There is no workaround however the messages to not affect router functionality CSCub48129 Symptoms CFM CCM s were being sent out on egress interface with cfm disabled Conditions Configure UP mep on EVC BD DIsable cfm on the egress interface Workaround There is no workaround CSCub49985 Symptoms MPLS pseudowire ping from the peer to the Cisco ASR 903 fails if th...

Страница 221: ...t channel interface Workaround Configure PTP synchronization before scheduling DMM CSCub59776 Symptoms Router seems hang post removal of startup config and reload Conditions Router has no startup config present Workaround The following dialogue was missing to appear on the console System Configuration Dialog Would you like to enter the initial configuration dialog yes no Please answer yes or no Ju...

Страница 222: ... CSCub80685 Symptoms On BDI Shut if routing traffic continues it will be punted to the CPU which will flood out the CPU resulting in control plane loss Conditions Ping failure and BFD OSPF flaps on BDI shut while ipv4 v6 traffic is running while BDI is shut Similar conditions occur on no EFP BDI configured or no ip address configured Workaround Stop routing traffic into shut BDI port CSCub84828 Sy...

Страница 223: ...toms On entering show debugging command on ios prompt the following extraneous messages are seen Invalid input detected at marker Conditions Seen in all conditions Workaround No workaround Though this doesn t have any functionality impact Only issue is the extra prints CSCuc07759 Symptoms ARP responses are dropped Conditions Dynamic arp inspection is configured on the router Workaround None CSCuc0...

Страница 224: ...thin an IMA bundle and reset OIR the interface module Workaround Remove and re apply the IMA interface configuration CSCuc35618 Symptoms REP session flaps post SSO and traffic is dropped until the session re converges after the SSO Conditions Upon SSO Workaround None CSCuc36241 Symptoms The router is unable to select a given PTP clock as a network clock source Conditions Occurs when you configure ...

Страница 225: ...s no workaround CSCuc59386 Symptoms Continuous iomd crash on oc3im Interfaces on oc3im not configurable error message seen stand by dosen t support this command Conditions Seen on a HA ASR903 setup with oc3im Seen when a iomd crash happens on active rsp and then standby iomd session handle is not cleared Workaround Reload the stand by rsp CSCuc60148 Symptoms System is not shutting down upon temper...

Страница 226: ... Cisco ASR 903 is part of an REP ring and the box is reloaded with saved REP configurations Workaround Traffic loop is transient once REP convergence looping is stopped CSCuc68246 Symptom The standby IOMD crashes on booting up the standby RSP Conditions This symptom occurs when booting up the standby RSP with a configuration that is already present Workaround Boot up the standby without any config...

Страница 227: ...witchover CSCuc83088 Symptom The router drops traffic during stateful switchover SSO Conditions Occurs when the router is running HSRP or VRRP the issue only occurs when the destination MAC address is a virtual MAC vMAC address Workaround Change the traffic priority and detour traffic prior to the SSO CSCuc87791 Symptom The router selects a network clock source before the wait to restore timer has...

Страница 228: ...ngle router APS SR APS Workaround There is no workaround CSCuc95716 Symptom FPGA software for the OC 3 interface module is not bundled with the XE 3 8 image Conditions Occurs when upgrading FPGA on the OC 3 interface module Workaround Manually upgrade the OC 3 FPGA CSCud01855 Symptoms APS switchover may occasionally lead to inconsistent incorrect APS states with CEM config Conditions Seen when APS...

Страница 229: ...SCud22601 Symptom MPLS TP tunnels remain down after the standby RSP boots Conditions Occurs when you boot the standby RSP after applying an MPLS TP configuration and performing an SSO The issue occurs rarely Workaround Issue a shutdown no shutdown on the MPLS TP tunnel A nonintrusive workaround is to cause a flap on the protect label switched path LSP by reconfiguring the path or physically shutti...

Страница 230: ... service instance A QoS policy is attached to the service instance The QoS policy contains a single class containing a match efp statement You reset the interface to the default configuration Workaround There is no workaround CSCud30806 Symptoms Policy with class map match all with prec 1 and prec 2 is accepted for WRED Conditions match all should not accept 2 prec values class map match all prec1...

Страница 231: ...ditions If we have REP or STP on core with one port as ALT or BLK state Workaround None CSCud38038 Symptom The router records incorrect delay measurements after a reload Conditions Occurs under the following conditions You configure Delay Measurement Message DMM on a port channel interface The port channel member links are on different interface modules IMs You reload the router Workaround You can...

Страница 232: ...3 satellites connected in the setup only 903 satellite interfaces are showed here All interfaces are in the same bridge domain When sent the mcast traffic from 2 4 it is expected that all the satellite interface would received the traffic But the two 903 satellite interfaces didn t receive the traffic the other interfaces from other satellite were fine 2 4 gi0 3 0 11 PE1 gi400 0 2 1 3 2 gi400 0 3 ...

Страница 233: ...n one of its classes add another class with policer first and then with priority this policy must be rejected Workaround none CSCud56262 Symptom The router stops passing traffic on virtual circuits Conditions Occurs an MPLS TE FRR configuration with L2VPN after you issue a stateful switchover SSO Workaround Reload the router CSCud56364 Symptoms Convergence time for POS links for rsp SSO is about 4...

Страница 234: ...oad balancing configuration when a bridge domain is bound to a VPLS VC Workaround None remove the VLAN load balancing configuration CSCud64436 Symptom The router does not send the full line rate on POS interfaces Conditions Occurs when you send traffic over a POS interface on the OC 3 interface module with a QoS configuration Workaround There is no workaround CSCud64923 Symptom OSPF connections fl...

Страница 235: ...rkaround No workaround CSCud78168 Symptoms Higher convergence 5 seconds is observed for 3107 label imposition prefixes Conditions With 3107 label imposition configured Workaround No workaround CSCud83069 Symptom End to end traffic does not flow for ATM PVP Mode Conditions Occurs when you enable ATM PVP Mode Workaround There is no workaround CSCud83698 Symptom Links on the Gigabit Ethernet interfac...

Страница 236: ...when you issue the show policy map command to display dropped packets on an interface Workaround There is no workaround CSCud96604 Symptoms On system reset reload all traffic on certain EFPs will not egress Conditions Complete traffic stoppage on certain EFPs Workaround Delete and reconfigure EFPs CSCud96962 Symptoms After shut noshut the mem link interface getting tracebacks IM Flapping Condition...

Страница 237: ...part of CE2 0 certification Conditions This the L2 protocol tunnelling enhancement for CE2 0 certification Workaround There is no workaround CSCue03418 Symptoms The router displays OSPF protocol flaps causing a 20 30 second traffic loss Conditions The issue occurs very intermittently on a HA system with a 6 second dead interval value when you issue the redundancy force switchover command Workaroun...

Страница 238: ...with BDI and changed the port channel in core side b2b ping is not working Workaround Don t change the PC in core side CSCue17123 Symptoms ATM IMA Ping Fails From 2nd Interface Post SSO In xe39 nightly Conditions This is seen when you have multiple ATM interfaces and issue switchover Traffic doesn t flow from 2nd interface after switchover Workaround No workaround CSCue18015 Symptoms No S G create...

Страница 239: ...larms are not forwarded in CEM Conditions Alarms are not forwarded when AC goes down Workaround No Workaround CSCue27652 Symptoms ATM interfaces getting deleted on SSO Conditions ATM Interfaces are deleted on standby after IM OIR Workaround No Workaround CSCue27922 Symptoms Syslog showing Object download for the prefix and traffic will not flow for the particular prefix Conditions Issue is seen du...

Страница 240: ...s A policy map is attached to the main interface of the port channel The policy stops working when the service instance from the interface is deleted dynamically and then re configured Workaround Remove and re attach the policy map on the PC interface CSCue36239 Symptoms Match EFP policy on PC stops working after one of the policy on the member links is removed Conditions Attach policy to all the ...

Страница 241: ...ound N A CSCue47317 Symptoms Builds and ISSU may get impacted due to sync damage in latest throttles with respect to CCO data Conditions Modification in implementation of TDL structures Workaround Sync with CCO data will be committed shortly CSCue52774 Symptoms observed with A900 IMA4OS IM in ASR903 box only when the port above 0 is used for clock source the clocking is not received by the system ...

Страница 242: ...act will be seen only after the switchover Workaround clear mac add after switchover CSCue86696 Symptoms Noticed interface flap on one of the routers during overnight soak run Conditions Seen during prolonged soak tests with SFP IM Workaround None CSCue87542 Symptoms On BDI delete if routing traffic continues it will be punted to the CPU which will flood out the CPU resulting in control plane loss...

Страница 243: ...ucts_field_notice_summary html This chapter contains the following sections Limitations and Restrictions page 6 1 Caveats in Cisco IOS XE 3 10S Releases page 6 2 Limitations and Restrictions The following limitations apply to the Cisco ASR 903 Router in IOS XE Release 3 10 0 S IPv6 Limitations The following limitation applies when using IPv6 on the Cisco ASR 903 Router IPv6 Neighbor Discovery ND c...

Страница 244: ...m you can also use the Bug Toolkit to find select caveats of any severity To reach the Bug Toolkit log in to Cisco com and go to http www cisco com pcgi bin Support Bugtool launch_bugtool pl If the defect that you have requested cannot be displayed this may be due to one or more of the following reasons the defect number does not exist the defect does not have a customer visible description yet or...

Страница 245: ...ATM or IMA channels Workaround There is no workaround CSCuh83433 Symptom The path level controllers status on OC 3 IM sonet controller is not displayed after a second SSO is triggered manually after removing the RSP Conditions This issue is seen on hard RSP reset of RSP1 Workaround Perform a controller shutdown followed by a no shut down CSCui08697 Symptom The interface LED glows green after SSO C...

Страница 246: ...e and the ptp configurations are removed using the no ptp clock ordinary domain command Workaround There is no workaround There is no functional impact CSCui92961 Symptom 100 traffic loss is observed on few pseudowires Conditions This issue occurs when the router experiences couple of link flaps Workaround Issue shutdown command followed by no shutdown command on the EFP this can be tedious if imp...

Страница 247: ...ed and the peer router with Cu SFP configured with 1000M half duplex mode exists Workaround There is no workaround CSCug31550 Symptom Incorrect TCAM entries with scale configuration are displayed after reapplying the policy map Conditions This issue occurs after removing the policy map and reapplying it to service instances Workaround There is no workaround CSCug36190 Symptom Object Download failu...

Страница 248: ...sly at system bootup Conditions This issue occurs at system bootup and when the system waits for a user input at the initial dialog box during configuration Workaround There is no workaround CSCuh16707 Symptom The interface module IM status LED glows green before the PHY Init state is complete Conditions This issue occurs after an IM OIR is performed Workaround Use the show platform command output...

Страница 249: ...f MEPs are configured Workaround Remove and re apply the configuration CSCuh92939 Symptom Traffic drop occurs after replacing a Cu SFP with a fiber FP Conditions This issue occurs after replacing Cu SFP with fiber SFP after an SSO is performed Workaround Perform an IM OIR CSCuh99117 Symptom Packet drops for some of the prefixes in MPLS network are observed Conditions This issue occurs when MPLS La...

Страница 250: ... Workaround There is no workaround CSCui68159 Symptom Traffic drops when two EFPs are configured on with default encapsulation and rewrite push do1q on same BD Conditions This issue occurs when two EFPs are configured on with default encapsulation and rewrite push do1q on the same BD Workaround There is no workaround CSCui87339 Symptom Transceiver init_failure observed after transceiver OIR is per...

Страница 251: ...ter OL 26630 08 Chapter Caveats in Cisco IOS XE 3 10S Releases Workaround There is no workaround CSCuj50260 Symptom CFM ping fail to MPIDS on the router Conditions This issue occurs when MEPS are configured over port channel Workaround There is no workaround ...

Страница 252: ...m The Cisco ASR 903 router crashes when you perform an OC3 IM OIR Conditions This issue is observed when you have about 700 CEM circuits and perform an OC3 IM OIR Workaround There is no workaround CSCue87629 Symptom The following error message is displayed INFRA 6 PROCPATH_CLIENT_HOG IOS shim client iosd nile Conditions This issue is observed when you use the shutdown and no shutdown commands on t...

Страница 253: ...when you perform an SSO and flap the ATM IMA link Workaround Perform an IM OIR or reload the router CSCug96003 Symptom When operating with a large number of TCP Raw Socket connections greater than 512 and with traffic on all of them we saw some TCP retransmissions Conditions The issue occurred in a stress test within a lab setup Workaround None required CSCuh06123 Symptom QL mapping is incorrect o...

Страница 254: ...onditions This issue is observed when you perform an SSO Workaround There is no workaround CSCui06748 Symptom ICMP packets are punted to the CPU even after using the no ip redirect command on the Cisco ASR 903 router Conditions This issue is observed when ICMP packets are punted initially Workaround There is no workaround CSCui14481 Symptom Traffic does not flow for HSPW sessions as the tunnel ID ...

Страница 255: ...in a QoS policy on an ingress EVC interface Workaround Apply the police statement to a static class such as class cos0 CSCuc59386 Symptom IOMD crashes continuously on OC 3 IM The interfaces on OC 3 IM are not configurable and the following error message is displayed stand by does not support this command Conditions This issue is observed on a Cisco ASR 903 router high availability setup with OC 3 ...

Страница 256: ...dby machine while using the shutdown and no shutdown commands on the ACR controller NETWORK_RF_API 3 FAILDECODEDATADESC Conditions This issue is observed on the standby machine when you configure ACR interface Workaround There is no workaround CSCud35689 Symptoms The router accepts a queue limit configuration at the parent level of a policy or at the vlan class or port level Conditions This issue ...

Страница 257: ...served when you create a second CEM circuit under the same controller and delete the CEM circuit immediately Workaround There is no workaround CSCud41297 Symptom Multicast snooping traffic drops after removing and reconfiguring the querier EFP on 1000 groups Conditions This issue is observed when you remove and reconfigure querier EFP with more than 500 multicast routs Workaround There is no worka...

Страница 258: ...bout four to seven seconds Conditions This issue is observed when all four POS links are created on OC 3 IM This issue is not observed on port 0 of OC 3 IM Workaround There is no work around CSCud61551 Symptom The serial number of the RSP in slot 1 is sometimes not displayed in the show inventory command output Conditions This issue is sometimes observed in the show inventory command output Workar...

Страница 259: ...ou configure CFM offloaded MEPs on a port channel interface at a high scale and use the shutdown and no shutdown command on the port channel interface Workaround There is no workaround CSCue00045 Symptom Data traffic drops for a few groups when you use the shutdown and no shutdown commands on the interface Conditions This issue is observed if join request is sent to the router within three minutes...

Страница 260: ... performing an SSO Conditions This issue is observed when you have multiple ATM interfaces and perform a switchover Workaround There is no workaround CSCue18997 Symptom In unicast mode the PTP slave stream does not lock to the PTP master Conditions This issue id observed after the PTP master configuration is removed and reconfigured Workaround There is no workaround CSCue25146 Symptom When the con...

Страница 261: ...followed by SSO Conditions This issue is observed after performing an IM OIR followed by SSO when ATM PVP is configured Workaround Reload the router CSCue43250 Symptom IMA configuration is not parsed correctly after a router reload when the A903 IM40S module is inserted in Bay4 or Bay5 of the Cisco ASR 903 router Conditions This issue is observed when the IMA and ATM interfaces are adjacent It hap...

Страница 262: ...ere is no workaround CSCue66019 Symptom The router displays MLPPP interface errors Conditions This issue is observed when there is more than 90 line rate traffic with mix MTU patterns Workaround There is no workaround CSCue67835 Symptom OSPF flaps when you set the dead interval timer as 6 seconds and hello interval as 2 seconds Conditions This issue is observed when you perform an SSO Workaround U...

Страница 263: ...75 Symptom The router does not detect traffic through GLC FE 100EX and GLC FE 100ZX transceivers Conditions The router does not support traffic through GLC FE 100EX and GLC FE 100ZX transceivers Workaround There is no workaround CSCuf43992 Symptom The router crashes if you configure local span Conditions This issue is observed when you configure local span on the router Workaround There is no work...

Страница 264: ... on the controller of PE IMA VCs go down Conditions This issue is observed after using the shutdown and no shutdown commands on the OC3 controller on PE routers Workaround Use the shutdown and no shutdown commands on the controller CSCuf85460 Symptom When you delete the POS interface and try to create an ATM interface the following error message is displayed OC3 STS1 0 2 0 1 Port type not supporte...

Страница 265: ... CSCug31645 Symptom If you change the template on the router and change it again within two minutes the standby RSP is unable to synchronize with the new template and the router reloads twice Conditions This issue is observed when you change the template and change it again within two minutes before reloading the router Workaround Do not change the template and change it again within two minutes C...

Страница 266: ... try to configure more than eight unique MTU values on the router Workaround There is no workaround CSCug94540 Symptom The total drop counters on an interface is not displayed when HQoS policy map is applied Conditions This issue is observed when you apply a two level policy on a port Workaround Use the show policy map interface gigabitethernet 0 0 0 command or show hqf interface gigabitethernet 0...

Страница 267: ... snooping the IGMP control packets are not flooded on all ports Conditions This issue is observed with TEFP over 10Gig normal EFP EFP over PC and TEFP with IGMPSN Workaround There is no workaround CSCuh27117 Symptom Traffic loss of about six to eight seconds is observed when you perform an SSO Conditions This issue is observed when you perform the switchover before IM OIR or the interface flaps Wo...

Страница 268: ...tly displayed in the output of the show hw module subslot 0 transceiver idprom command Conditions This issue is observed if you use DWDM XFP C modules Workaround There is no workaround CSCuh86102 Symptom The interface stops forwarding traffic Conditions This issue is observed when the TenGigabitEthernet interface is in WAN PHY mode and R0 is active Workaround Use R1 ...

Страница 269: ...t Symptom A description of what is observed when the caveat occurs Conditions The conditions under which the caveat has been known to occur Workaround Solutions if available to counteract the caveat Note If you have an account on Cisco com you can also use the Bug Toolkit to find select caveats of any severity To reach the Bug Toolkit log in to Cisco com and go to http www cisco com pcgi bin Suppo...

Страница 270: ...d with a specific topology Workaround There is no workaround CSCul21349 Symptom Crash is observed after seeing out of Tcam entries on the console Conditions This issue occurs after seeing out of Tcam entries on the console Workaround There is no workaround Resolved Caveats Cisco IOS XE Release 3 11S This section documents the issues that have been resolved in Cisco IOS XE Release 3 11S CSCuf35542 ...

Страница 271: ...om Lot of memory leak chunks are seen for FMANRP on the standby RSP Conditions This issue occurs after memory leaks are verified on standby RSP Workaround Perform a router reload CSCug84082 Symptom ATM IMA PVP links configured on either T1 E1 IM or OC 3IM exhibit traffic or ping failure Conditions This issue occurs when ATM IMA link flaps and is followed by SSO Link flap can be IM OIR etc Workarou...

Страница 272: ...nditions This issue exists when the environment has 2 BGP exit points Workaround There is no workaround CSCuh22045 Symptom Small MTU size is not fragmented on the OC 3 IM Conditions This issue occurs after a reload and SSO is performed Workaround Unconfigure and configure the IM CSCuh46103 Symptom The BDI statistics do not get incremented on the router Conditions This issue occurs when the ingress...

Страница 273: ...s issue occura after SSO is performed Workaround There is no workaround CSCui47776 Symptom Virtual circuit receive counters do not increment after SSO is performed Conditions This issue occurs when 1000 VCs are configured and SSO is performed Workaround There is no workaround CSCui52938 Symptom Layer 3 interface adjacency is incomplete Conditions This issue occurs after the RSP is removed from the...

Страница 274: ...address 40 per BD Workaround Use a lower MAC address scale CSCuj46477 Symptom Layer 2 multicast traffic stops on VPLS VCs and starts flowing back on the ingress EFP Conditions This issue occurs when one of the VPLS VC goes down Workaround Traffic resumes after the VC comes up CSCuj55599 Symptom ARP request for HSRP VRRP MAC VMAC is not punted to CPU Conditions This issue occurs whiel sending unica...

Страница 275: ...7 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Caveats in Cisco IOS XE 3 10S Releases ...

Страница 276: ...8 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Caveats in Cisco IOS XE 3 10S Releases ...

Страница 277: ...9 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Caveats in Cisco IOS XE 3 10S Releases ...

Страница 278: ...10 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Caveats in Cisco IOS XE 3 10S Releases ...

Страница 279: ...11 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Caveats in Cisco IOS XE 3 10S Releases ...

Страница 280: ...12 Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router OL 26630 08 Chapter Caveats in Cisco IOS XE 3 10S Releases ...

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