Cisco ASR 900 Series Release Notes

38
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-12
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.

Cisco ASR 900 Series Specifications

General

Brand	Cisco
Model	ASR 900 Series
Category	Network Router
Language	English