38
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-08
Chapter
Caveats in Cisco IOS XE 3.8S Releases
Conditions:
Occurs on MPLS over POS interfaces when the router is sending traffic above the line
rate.
Workaround:
Send MPLS LDP traffic below the line rate.
•
CSCuc23610
Symptom:
The router does not pass IP traffic with an MPLS LDP tunnel label of Imp-null.
Conditions:
Occurs when the router is switching traffic using IP fast-reroute (FRR).
Workaround:
Configure the
mpls ldp explicit-null
command.
•
CSCuc44701
Symptom:
FP init fails on reload with TEFP QoS configs
The router displays an error message similar to the following:
Oct 1 12:07:21.806 IST:
%CMRP-3-CHASSIS_MONITOR_READY_TIME_EXCEEDED: R1/0: cmand: Reloading F1 because it
has failed to become ready for packet processing
Conditions:
Occurs when you reload the router while running a configuration that contains
–
An egress QoS policy attached to a trunk EFP
–
An
encapsulation dot1q
statement within the QoS policy that specifies a large range
Workaround:
There is no 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 when you initiate a stateful switchover (SSO) with a remote Loop Free
Alternate Fast Reroute (LFA FRR) configuration.
Workaround:
There is no workaround.
•
CSCuc58371
Symptom:
Some links do not become active on the OC-3 interface module.
Conditions:
Occurs on the OC-3 interface module (IM) configured at a high scale after you perform
a multiple soft OIRs on the IM. The issue occurs frequently with SONET framing.
Workaround:
You can use the following workarounds:
–
Apply a
shutdown
/
no shutdown
to the OC-3 controller.
–
Re-apply the PDH configuration.
–
Add and remove a loopback configuration on the PDH.
–
Add and remove a loopback configuration on the OC-3 controller.
•
CSCuc62049
Symptom:
OSPF/BFD interfaces flap when you apply a test access list.
Conditions:
Occurs when you configure an IP ACL on an EVC interface.
Workaround:
Remove the configuration.