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Contents

 iii

6371-A2-GB20-10

August 2000

5

Monitoring the DSL Router

H

What to Monitor

 5-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

H

Detecting Problems

 5-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

H

Status of Interfaces

 5-2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

H

Interface Statistics

 5-3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

H

Clearing Statistics

 5-4

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

H

List of Discard Reasons

 5-4

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

6

Diagnostics and Troubleshooting

H

Diagnostics and Troubleshooting Overview

 6-1

. . . . . . . . . . . . . . . . . . . . . . . . . 

H

Device Restart

 6-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

H

Alarms Inquiry

 6-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

H

System Log

 6-2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

SYSLOG Events

 6-3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

SYSLOG Message Display

 6-4

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

H

Ping

 6-5

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Ping Test Results

 6-5

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

H

TraceRoute

 6-6

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

TraceRoute Test Results

 6-6

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

A

Command Line Interface

H

Command Line Interface Feature

 A-1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Navigation

 A-2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Command Recall

 A-2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Document Conventions

 A-2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

H

Command Line Interface Commands

 A-3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Configuration Control Commands

 A-3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

RFC 1483 Encapsulation

 A-3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Ethernet Frame Format

 A-3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Interface and Service Domain IP Address

 A-4

. . . . . . . . . . . . . . . . . . . . . . 

IP Routing Table

 A-5

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

ARP Table

 A-7

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Proxy ARP

 A-7

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

NAT

 A-8

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

DHCP Server

 A-10

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

DHCP Relay Agent

 A-11

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

IP Packet Processing

 A-12

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Traps

 A-12

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Show Command Outputs

 A-13

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Summary of Contents for Hotwire Routers

Page 1: ...HOTWIRE DSL ROUTERS USER S GUIDE Document No 6371 A2 GB20 10 August 2000...

Page 2: ...local sales representative service representative or distributor directly for any help needed For additional information concerning warranty sales service repair installation documentation training di...

Page 3: ...uter System 1 2 H Hotwire DSL Router Features 1 3 H Service Subscriber 1 4 2 Accessing the DSL Router H Access Control to the DSL Router 2 1 Levels of Access 2 1 Changing Access Session Levels 2 2 Loc...

Page 4: ...Address Port Translation NAPT 3 6 IP Options Processing 3 7 Applications Supported by NAT 3 7 H Dynamic Host Configuration Protocol DHCP Server 3 7 H DHCP Relay Agent 3 8 H Security 3 9 IP Filtering 3...

Page 5: ...LOG Events 6 3 SYSLOG Message Display 6 4 H Ping 6 5 Ping Test Results 6 5 H TraceRoute 6 6 TraceRoute Test Results 6 6 A Command Line Interface H Command Line Interface Feature A 1 Navigation A 2 Com...

Page 6: ...Table RFC 1573 C 7 IP Group RFC 1213 C 7 IP CIDR Route Group RFC 2096 C 8 Transmission Group C 9 SNMP Group C 10 Ethernet Like MIB RFC 2665 C 10 H Paradyne Enterprise MIBs C 11 Device Control MIB C 11...

Page 7: ...371 RADSL Router This document is intended for administrators and operators who maintain the endpoints at customer premises A basic understanding of internetworking protocols and their features is ass...

Page 8: ...ubleshooting Describes common Hotwire operational problems and solutions Contains SysLog information Appendix A Command Line Interface Provides explanation of the DSL router s Command Line Interface a...

Page 9: ...ation Instructions 6371 A2 GN10 Hotwire 6371 RADSL Router Installation Instructions 8000 A2 GB22 Hotwire Management Communications Controller MCC Card IP Conservative User s Guide 8000 A2 GB26 Hotwire...

Page 10: ...esent an optional element Braces represent a required entry Vertical bar separates mutually exclusive elements Italics Entry is a variable to be supplied by the operator Bold Enter type as shown x x x...

Page 11: ...peater or digital facilities Data rates of 64 kbps 128 kbps or 144 kbps can be configured H Hotwire RADSL Rate Adaptive DSL products are applicable for both asymmetric and symmetric applications The 1...

Page 12: ...ort Ethernet hub H The Hotwire 8343 or 8344 SDSL Cards interoperate with two Hotwire Symmetric DSL Routers Hotwire 6341 SDSL Router with one Ethernet port Hotwire 6342 SDSL Router with a 4 port Ethern...

Page 13: ...intranet access H Diagnostics Provides the capability to diagnose device and network problems and perform tests H Device and Test Monitoring Provides the capability of tracking and evaluating the unit...

Page 14: ...ternet H Work at home users connected to their corporate intranet LAN H Commercial users at corporate locations e g branch offices connected to other corporate locations or connected to public network...

Page 15: ...to provide login security to the DSL system configure a new login ID and password Levels of Access There is one login ID and two levels of privileges on the Hotwire DSL system Your user account can b...

Page 16: ...the level of access for a session refer to Determining the Current Access Level on page 2 4 Local Console Access The DSL router ships with the local console enabled After login the local console can...

Page 17: ...the password prompt for Administrator type the default password abc123 and press Enter 5 The system identity will change to the Administrator display mode of CUSTOMER Type configure terminal and pres...

Page 18: ...s The Telnet access defaults to Administrator level If the login is at the Operator level then Operator level access is available Telnet access is always enabled Determining the Current Access Level T...

Page 19: ...ith a terminal emulation program Refer to Appendix D DSL Router Terminal Emulation Changing the System Identity Procedure To change the System Identity from the factory default of CUSTOMER 1 Login and...

Page 20: ...ator level and any configuration updates must be saved or the updates will be lost At the Local console and logged in at the Administrator level non configuration mode You are placed at the Operator l...

Page 21: ...rts Internet Protocol as specified in RFC 791 and Internet Control Message Protocol ICMP as specified in RFCs 792 and 950 The DSL router acts as a router or gateway as defined in RFC 791 For more info...

Page 22: ...2 The Hotwire 6302 IDSL and the 6342 SDSL Routers each have a hub configuration with four Ethernet connectors The hub acts as a bit level repeater There is logically one Ethernet communications interf...

Page 23: ...hosts Actions required to configure the DSL router interfaces in this scenario H Assign IP address to Ethernet interface eth1 H Assign IP address to DSL interface dsl1 H Assign upstream next hop route...

Page 24: ...orwarded to the upstream router specified for the configured Service Domain Refer to Chapter 4 DSL Router Configuration Examples for further details Network Considerations The DSL routers can be confi...

Page 25: ...H Display the ARP table H Delete ARP table entries H Display and delete automatically added static ARP table entries by the DHCP server and relay functions Refer to Dynamic Host Configuration Protocol...

Page 26: ...e and the need for occasional external access Basic NAT provides a one to one mapping by translating a range of assigned public IP addresses to a similar sized pool of private addresses typically from...

Page 27: ...t provide its IP address or timestamp information in the response message H Record route type 7 H Timestamp type 68 Applications Supported by NAT The DSL routers support the following applications and...

Page 28: ...nfiguration Examples DHCP Relay Agent The DSL router provides the capability of serving as a DHCP Relay Agent as specified in RFC 2131 Dynamic Host Configuration Protocol The DSL router provides the c...

Page 29: ...otwire card and an IP address is assigned to the DSL interface there must also be an entry configured in the Hotwire Client Table for the DSL interface s IP address For more information about IP filte...

Page 30: ...SL router and the DSL line card or the core router must be configured to operate the same way i e routed or bridged If Using This Network Model Then These DSL Cards Can Be Used 1483 Routed or Bridged...

Page 31: ...ation examples include H Basic H Basic NAT H NAPT H Unnumbered DSL Interface with Proxy ARP H DHCP Relay with Proxy ARP H DHCP Server with Basic NAT H Downstream Router Refer to Appendix A Command Lin...

Page 32: ...IP addresses configured on the Ethernet side of the DSL router H The IP addresses of the clients are contained within the subnet specified by the configured Ethernet IP address and subnet mask H The...

Page 33: ...used for one to one mapping of addresses H There are four private IP addresses configured on the Ethernet side of the DSL router with NAT static mappings to four public IP addresses H The Ethernet int...

Page 34: ...3 3 155 1 3 2 Port n 10 1 3 n In this NAPT example H The DSL router is configured for NAPT using a single public IP address H When using NAPT the DSL interface dsl1 must be numbered because the Ether...

Page 35: ...r to create the LAN extension configuration H The DSL interface is unnumbered H The DSL line is configured at the DSLAM GranDSLAM chassis for VNET mode H Proxy ARP and NAPT cannot be enabled at the sa...

Page 36: ...s the next hop router default gateway in order to create the LAN extension configuration H The DSL line is configured at the DSLAM GranDSLAM chassis for VNET mode H The DSL interface dsl1 is unnumbere...

Page 37: ...are using dynamic IP address assignment and use the Ethernet interface eth1 of the DSL router as the next hop router default gateway H The DSL interface dsl1 must be numbered H The DSL router is confi...

Page 38: ...n DSL Core Router dsl1 155 1 3 2 WAN 155 1 3 1 eth1 120 26 7 5 Ethernet In this downstream router example H There are clients statically configured and connected to the DSL router H There are also cli...

Page 39: ...roblem conditions and the user can perform diagnostic tests The DSL router offers a number of indicators to alert you to possible problems H LEDs provide status Refer to Status LEDs in the Hotwire DSL...

Page 40: ...Ethernet LED MAC address xx xx xx xx xx xx proxy ARP eth1 enabled disabled ifn eth1 1 ip addr x x x x mask x x x x ifn eth1 2 ip addr x x x x mask x x x x ifn eth1 3 ip addr x x x x mask x x x x ifn...

Page 41: ...ith of frames discarded for each specific Discard Reason Refer to Table 5 1 Discard Reasons for the Ethernet Interface eth1 Information displayed for show statistics dsl1 H Service Domain Statistics e...

Page 42: ...clear statistics eth1 List of Discard Reasons The Discard Statistics represents the number of frames or packets discarded The display includes the reason for the discard The following tables list disc...

Page 43: ...l Unsupported SNAP Network Protocol Unsupported TypeII Network Protocol Table 5 2 Discard Reasons for the DSL Interface dsl1 1 of 2 Discard Reasons for the DSL Interface dsl1 Alignment Error Mgmt Doma...

Page 44: ...Reasons for IP Discard Reasons for IP Bad Port to Destination Bad Port to Source DSL Receive Packets Filtered DSL Transmit Packets Filtered Ethernet Receive Packets Filtered Ethernet Transmit Packets...

Page 45: ...rted locally or remotely From the Command Line Interface type Restart and press Enter The DSL router reinitializes itself performing a power on self test and resetting the local System Log SYSLOG Alar...

Page 46: ...local SYSLOG is cleared upon restart Events are classified by severity level and the system administrator can specify the minimum severity to be logged show syslog Displays the current status of syst...

Page 47: ...he contents of the local system error log The 100 most recent SYSLOG entries are kept locally The user specifies how many entries they wish to view Entries are displayed in reverse order from most rec...

Page 48: ...em started INFO Informational reporting ARP table entry created due to packet arrival reporting ARP table entry created for DHCP address assignment ARP table entry deleted due to time out Device infor...

Page 49: ...ddress is in the management domain through the MCC Do not use with x source ip selection source ip The source IP address to be used The default source address is from the service domain in which the t...

Page 50: ...urce address is from the service domain in which the test is being done The IP address is validated to verify that it is an interface IP address bytes Bytes of data l length Default 64 bytes Range 0 1...

Page 51: ...racter based and provides the capability to H Display the syntax of commands H Change the operational characteristics of the DSL router by setting configuration values H Restore all configuration valu...

Page 52: ...nt command will appear etc After pressing the Up Arrow key one or more times pressing the Down Arrow key moves down the list of recent commands wrapping past the end of the list in either direction Co...

Page 53: ...ration factory defaults as the active configuration CAUTION All previously set interface IP address assignments IP route table entries ARP cache entries NAT static entries and DHCP server entries will...

Page 54: ...rface is defined as Primary the last numbered interface created will become the Primary IP Address unnumbered Specifies that the DSL interface is to be unnumbered NOTES For each defined Ethernet inter...

Page 55: ...elete Delete a downstream IP route table entry This will delete an IP route placed in the table by the DHCP server the DHCP relay or manually entered static entries NOTE An interface route is created...

Page 56: ...of the next hop upstream router used to reach the remote destination or the downstream default gateway NOTE When the DSL interface is numbered the next hop router IP address must fall into one of the...

Page 57: ...l Administrator Config create Create an ARP table entry delete Delete an ARP table entry ip address The IP address of the ARP entry to be created or deleted mac address MAC address valid for create co...

Page 58: ...ines the public IP addresses used in the public IP address of a single host for use in the many to one mapping function of NAPT NAPT cannot accept incoming requests unless a static NAT entry has been...

Page 59: ...sses in the public IP address space upper private ip Uppermost IP address of a range of local IP addresses which are to be mapped to a range of IP addresses of local hosts Example nat basic map 192 12...

Page 60: ...CP server For the DHCP Server to be enabled one and only one address must be assigned to the Ethernet interface The DHCP Server and the DHCP Relay Agent cannot be enabled at the same time Minimum acce...

Page 61: ...p server name Clearwater7 dhcp server nameserver ip address Specifies the DNS IP address used by the DHCP server Minimum access level Administrator Config Example dhcp server nameserver 132 53 4 2 DHC...

Page 62: ...essing enable disable Enables or disables the processing of IP packets in the service domain This setting is retained across power cycles Minimum access level Administrator enable Enable processing of...

Page 63: ...n xxxxxxxx Image 0 FW Version xxxxxxxx active Image 1 FW Version xxxxxxxx DSP FW Version xxx Selftest Result 0xxxxx if failed pass fail show config Sample show config display syslog enabled disabled e...

Page 64: ...x x x x x x x x x dsl1 dest ip addr dest subnet mask nexthop ip addr interface x x x x x x x x x x x x eth1 show arp Sample show arp display ip addr MAC addr timeout min status x x x x xx xx xx xx xx...

Page 65: ...abled ccn disabled enabled link up disabled enabled link down disabled enabled For additional information refer to Appendix C Traps MIBs show dhcp server Displays the DHCP relay s current status and c...

Page 66: ...ion Minimum level access Administrator Sample show dhcp relay display DHCP relay disabled enabled DHCP relay server ip addr x x x x Maximum number of DHCP relay clients xxx show interface show statist...

Page 67: ...y Default Setting 1483 encap LLC ARP cache entries purged ARP timeout for complete entries 20 minutes ARP timeout for incomplete entries 5 seconds authen fail trap disabled ccn trap disabled console a...

Page 68: ...disabled NAT basic static IP address mappings purged NAT IP address purged NAT NAPT static port mappings purged NAT timeout 20 minutes password abc123 ping data size 64 bytes ping time out 10 seconds...

Page 69: ...onfigure factory terminal console disable enable clear statistics dsl1 eth1 ip delete dsl1 ifn eth1 ifn dhcp relay disable enable dhcp relay address ip addr dhcp server disable enable dhcp server addr...

Page 70: ...mask nat basic delete private ip nat basic delete lower private ip upper private ip nat basic enable nat basic map public ip private ip nat basic map lower public ip lower private ip upper private ip...

Page 71: ...terface dsl1 eth1 show ip route ip addr show log number of entries show nat basic napt show statistics dsl1 eth1 ip show syslog show system syslog disable enable syslog ip ip addr syslog level emer er...

Page 72: ...Configuration Defaults Command Line Shortcuts B 6 6371 A2 GB20 10 August 2000...

Page 73: ...on SNMP NOTE There are several SNMP Sets that result in resetting the DSL router When this happens the NMS that sent the Set command may not receive a response from the DSL router and will time out T...

Page 74: ...e operating software for the DSL router hot_sys mib Hotwire System MIB IfIndex RFC 1573 devFailureStatus pdn_HealthAndStatus devSelfTestFailure 1 Minor A hardware failure of the unit was detected as p...

Page 75: ...ted consist of the following H RFC 1213 MIB II H RFC 1573 Evolution of the Interfaces Group H RFC 2096 IP Forwarding Table MIB H RFC 2665 Ethernet Like MIB MIB II RFC 1213 The objects defined by MIB I...

Page 76: ...1 1795 1 14 9 9 36 6302 IDSL 4 port router H 1 3 6 1 4 1 1795 1 14 9 9 25 6341 SDSL router H 1 3 6 1 4 1 1795 1 14 9 9 26 6342 SDSL 4 port router H 1 3 6 1 4 1 1795 1 14 9 9 29 6371 RADSL router sysCo...

Page 77: ...H 1 Ethernet interface H 2 DSL network interface H noSuchName Unsupported index entered ifDescr ifEntry 2 Supplies text for each interface H DSL interface Text Strings for each interface H DSL Interf...

Page 78: ...UpTime object at the time the interface entered its current operational state of Up or Down If the current state was entered prior to the last reinitialization of the local management subsytem then th...

Page 79: ...ctor Present ifXEntry 17 Indicates whether there is a physical connector for the interface The value for all interfaces is always H true 1 IP Group RFC 1213 The Internet Protocol Group objects are sup...

Page 80: ...CidrRouteTable ipForward 4 Replaces the ipRouteTable in MIB II It adds knowledge of autonomous system of the next hop multiple next hops policy routing and classless inter domain routing This is a rea...

Page 81: ...s route was last updated or otherwise determined to be correct This is a read only object When displayed a value of 0 zero represents a route that will be retained permanently ipCidrRouteInfo ipCidrRo...

Page 82: ...with the following objects H dot3StatsIndex dot3StatsEntry 1 H dot3StatsAlignmentErrors dot3StatsEntry 2 H dot3StatsFCSErrors dot3StatsEntry 3 H dot3StatsSingleCollisionFrames dot3StatsEntry 4 H dot3...

Page 83: ...Device Control Download group Table C 7 Device Control Table Objects Object Description Setting Contents devHWControl Reset control 1 Initiates a hardware power on reset Value from this object H noOp...

Page 84: ...aring of all application based tests H noOp No operation H Stop All tests are stopped and current test results remain available H StopAndClear All tests are stopped and all test results are cleared ap...

Page 85: ...ngs applpingTestEntry 6 Maximum number of Pings H 1 Only supported value applPingTestPktsSent applpingTestEntry 7 Number of packets sent H 1 Only supported value applPingTestPktsRecv applpingTestEntry...

Page 86: ...ains the results of a TraceRoute test Supports only one test per device applTracerouteHopCount applTracerouteResultsEntry 2 Number of hops to reach the gateway applTracerouteResultsIpAddr applTracerou...

Page 87: ...d selftest H F Failed selftest devAbortStatus devStatus 3 This object is used to retrieve the latest abort status that is stored in the agent Possible abort codes are H INVALID_INTR H INT_TIMEOUT H O_...

Page 88: ...d Data purged includes Interface IP addresses IP route table entries ARP cache entries NAT entries DHCP server entries H noOp 1 always reads as this value and represents factory1 to active 8 devConfig...

Page 89: ...interface entry the objects specifying the table entry must be included in the same Set PDU ARP MIB The objects from the proxy ARP MIB group pdn_Arp mib are H pdnNetToMediaClearAllArp pdnNetToMediaCo...

Page 90: ...ts in the DHCP reply message from the DHCP server If this value is not set the accepted value is 0 0 0 0 H DHCP Binding Group Facilitates the display of DHCP bindings This group is fully supported H D...

Page 91: ...t defined by a DSL interface IP address and subnet mask H Ethernet Interface IP address H 0 0 0 0 No upstream next hop is identified ipCidrRouteDownstreamValid IpCidrRouteXEntry 2 If false the row con...

Page 92: ...ion MIB pdn_IfExtConfig mib is used to configure interface related objects and is fully supported One object is clarified below H pdn_IfExtConfigIPRoutedPDUs pdnIfExtConfigEntry 1 You can configure th...

Page 93: ...racter length set to 8 H Parity set to None H Stop bits set to 1 H Flow control set to Off or None Accessing the List Command Output Use the list confg command to output command strings needed to rest...

Page 94: ...n to VT100 5 Select the Terminal Setup button and set to 132 column mode 6 Select OK to exit Terminal Setup 7 Select the ASCII Setup button Set Line delay to 50 ms Set Character delay to 2 ms 8 Select...

Page 95: ...router 3 3 customer system identity 2 3 D daemon for SYSLOG 6 2 data rates for DSL routers 1 3 delete ip route A 5 destination IP address 3 9 A 5 device restart 6 1 troubleshooting 6 1 DHCP 3 7 DHCP r...

Page 96: ...SYSLOG messages 6 3 list command 2 5 for command line output D 1 local console access 2 2 log system events 6 2 login ID 2 3 logout automatically 2 6 M MAC address in ARP table A 7 mapping NAT functio...

Page 97: ...ID IP address A 4 routing table 3 4 S SDSL 6341 6342 routers 1 1 security 3 9 server DHCP 3 7 4 7 service domain IP addresses 3 2 service subscriber 1 4 shortcuts for command line B 3 show alarms 6 1...

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