Cisco ASR 900 Series Release Notes page 222

Caveats in Cisco IOS XE 3.9S Releases
Workaround: Issue a shutdown followed by a no shutdown command again.
CSCug61508
•
Symptom: Classification based on ACL in the child does not work
Conditions: This issue occurs when the parent classification is EFP.
Workaround: There is no workaround.
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.
CSCug67955
•
Symptom: The standby FP is stuck in init state.
Conditions: This issue occurs after ISSU is performed.
Workaround: There is no workaround.
• CSCug71853
Symptom: BFD flaps are observed on the router.
Conditions: This issue is seen when traffic flows at line rate.
Workaround: Keep traffic at around 90% line rate.
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 are configured.
Workaround: There is no workaround.
CSCuh18073
•
Symptom: In a domain with 2 BGP exit points acting in Active or Repair mode, traffic would be
exiting the domain through Repair path BGP PE instead of exiting through Active path BGP PE.
Conditions: This issue occurs in the following conditions:
–
–
In this scenario, even after BGP convergence, data packets would traverse through previous primary
BGP PE(now repair path PE).
Workaround: There is no workaround.
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
26
Environment has 2 BGP exit points
A change in one of the core links to the primary BGP exit point results in Repair BGP PE
becoming Active BGP PE and vice versa
OL-26630-12