46
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-08
Chapter
Caveats in Cisco IOS XE 3.7S Releases
Conditions:
Occurs when you issue the default interface command and immediately restore the
configuration. The issue occurs with configurations containing either a large number of EFPs or
features that impact EFP programming at a lesser scale, such as QoS.
Workaround:
Wait for the router to clear the old EFP configuration before adding a new
configuration.
•
CSCtw76473
Symptom:
The router displays packet drops on some VPLS pseudowire virtual circuits (VCs) on
the disposition side.
Conditions:
Occurs under the following conditions:
–
The core network is running MPLS-TP tunnels
–
There is an SSO switchover on the remote end or an LDP neighbor reset on the peer end.
Workaround:
There is no workaround.
•
CSCty34054
Symptom:
The router displays CPU utilization traceback messages and drops all multicast traffic
for 2050 seconds.
Conditions:
Occurs under the following conditions:
–
Multicast is enabled with more than 500 multicast groups.
–
The router is using RSP1B in SSM mode.
–
BDI is configured on the access side of the router.
–
There are 24 EFPs on each bridge domain.
–
You enter a
shutdown
command on the access interface.
Workaround:
There is no workaround.
•
CSCty45696
Symptom:
The
show policy-map
command displays incorrect information.
Conditions:
Occurs when you use the
show policy-map
command to display QoS policies on an
EFP that has a port shaping QoS policy.
Workaround:
There is no workaround.
•
CSCtz55979
Symptom:
The router crashes.
Conditions:
Occurs when you configure CFM, SCE over MPLS, VPLS, or G.8032 services while
running SNMP polling.
Workaround:
There is no workaround.
•
CSCtz68510
Symptom:
The router displays a CPU HOG message.
Conditions:
Occurs when you remove a PTP configuration.
Workaround:
There is no workaround; however, the issue does not have any functionality impact.
•
CSCua62029
Symptom:
The router crashes.
Conditions:
Occurs when you configure a class-based QoS policy with the following
characteristics:
Содержание ASR 903
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