Cisco ASR 900 Series Release Notes

24
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-12
Chapter
Caveats in Cisco IOS XE 3.8S Releases
• CSCua95873
Symptoms: The router continues passing traffic on the OC-3 interface after you shut down the
controller.
Conditions: Occurs when you shut down the OC-3 controller; the router momentarily continues to
increment interface counters.
Workaround: There is no workaround.
• CSCub73405
Symptom: Cisco ASR903 router can experience latency for process-switched traffic and display
high CPU utilization at nile_mgr.
Conditions: Occurs on an ASR 903 with redundant RSPs after you reload the standby RSP.
Workaround: Reboot the router.
• CSCub78861
Symptom: Following a reload, the router handles CFM only on 128 VLANs or bridge-domains.
Conditions: Occurs when the router configuration contains CFM and more than 128 VLANs or
bridge-domains.
Workaround: There is no workaround.
• CSCub79869
Symptom: BGP PIC edge convergence time is high.
Conditions: Occurs in a 3-label stack setup using LDP, BGP, and VPN labels.
Workaround: There is no workaround for a stack using 3 labels. However, the issue does not occur
when you use 2 labels.
• CSCub98691
Symptom: The router displays an I2C write fail error message.
Conditions: The issue can occur when the router is idle or when the router is loaded and passing
traffic.
Workaround: There is no workaround. However, the issue does not have any functional impact.
• CSCuc01154
Symptom: The router does not report B1, B2, and B3 alarms at normal thresholds.
Conditions: Occurs on the OC-3 interface module when the router sends errored frames.
Workaround: There is no workaround.
• CSCuc41763
Symptom: The router displays a RUNHOG traceback error message.
Conditions: Occurs when you reload the router or an interface module.
Workaround: There is no workaround.
• CSCuc51051
Symptom: Remote LFA FRR convergence takes more than 50 milliseconds.
Conditions: Occurs after you reload the router.
Workaround: Reset the interface on the primary path.

Cisco ASR 900 Series Specifications

General

Brand	Cisco
Model	ASR 900 Series
Category	Network Router
Language	English