Cisco ASR 900 Series Release Notes

44
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-12
Chapter
Caveats in Cisco IOS XE 3.8S Releases
• CSCub61344
Symptom: Link Control Protocol (LCP) negotiation fails, causing an MLP bundle to stop passing
traffic.
Conditions: Occurs under the following conditions:
– The router is configured with a T1 interface on the OC-3 interface module (IM)
– The OC-3 interface module uses SONET framing
– The T1 serial interface is part of an MLP bundle
– You change the CRC configuration value of the MLP bundle
Workaround: Follow these steps:
– Remove the T1 interface from the MLP bundle.
– Perform a soft OIR (IM reset) on both ends of the connection.
– Wait for the T1 interface to become active.
– Add the T1 interface back into the MLP bundle.
• CSCud04161
Symptom: The router incorrectly displays a CFM Delay Measurement Message (DMM) value of 0.
Conditions: Occurs under any of the following conditions:
– You dynamically add a member link to a port-channel.
– You issue a shutdown/no shutdown on a member link of a port-channel.
Workaround: Wait for PTP to synchronize before configuring DMM scheduling.

Cisco ASR 900 Series Specifications

General

Brand	Cisco
Model	ASR 900 Series
Category	Network Router
Language	English