Cisco ASR 900 Series Release Notes

35
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 when you repeatedly perform an interface module reset (OIR) on the OC-3
interface module.
Workaround: There is no workaround.
• CSCud76679
Symptom: The router displays a serial interface in the mroute table but does not forward traffic over
the assigned interface.
Conditions: Occurs when you enable multicast traffic on the OC-3 interface module.
Workaround: There is 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 interface do not become active.
Conditions: 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 configure remote LFA with a high number of global prefixes.
Workaround: There is no workaround.
• CSCue00332
Symptom: BFD connections flap, bringing down IGP.
Conditions: Occurs when you enable BFD on an interface that is flapping.
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;
Workaround: Increase the dead-interval value.

Cisco ASR 900 Series Specifications

General

Brand	Cisco
Model	ASR 900 Series
Category	Network Router
Language	English