Cisco ASR 903 Release Notes page 167

Chapter
CSCuc58371
•
Symptom: Some links do not become active on the OC-3 interface module.
Conditions: Occurs on the OC-3 interface module (IM) configured at a high scale after you perform
a multiple soft OIRs on the IM. The issue occurs frequently with SONET framing.
Workaround: You can use the following workarounds:
–
–
–
Add and remove a loopback configuration on the OC-3 controller.
CSCuc64654
•
Symptom: The router is unable to ping the remote customer edge (CE) router.
Conditions: Occurs when the router is acting as a provider edge (PE) device and is connected to the
remote PE using dual loopback interfaces for peering with iBGP sessions.
Workaround: Use a single loopback interface. Use the same loopback interface for IPv4 and
VPNv4 address families.
CSCuc66393
•
Symptom: The router loses OC-3 interface configurations after an ISSU upgrade.
Conditions: Occurs on OC-3 serial and POS interfaces after an ISSU software upgrade.
Workaround: There is no workaround.
CSCuc68462
•
Symptom: The router drops PTP traffic.
Conditions: The issue occurs occasionally when you configure PTP slave clock to receive
VLAN-tagged traffic.
Workaround: There is no workaround.
• CSCuc71723
Symptom: The router erroneously accepts a service-policy configuration on a CEM interface and
displays it within the running configuration.
Conditions: Occurs when you configure a service-policy on a CEM interface.
Workaround: There is no workaround.
• CSCuc85721
Symptom: The router crashes.
Conditions: Occurs under the following conditions:
–
–
–
Workaround: There is no workaround.
CSCuc90008
•
Symptom: The OC-3 controller stops passing traffic.
Conditions: Occurs after you reset the facing interface on the CE device.
OL-26630-08
Apply a shutdown/no shutdown to the OC-3 controller.
Re-apply the PDH configuration.
Add and remove a loopback configuration on the PDH.
MR-APS is configured on serial interfaces on the OC-3 interface module
The router is configured with a high number of serial interfaces
You reset an interface module or reload the router.
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
Caveats in Cisco IOS XE 3.8S Releases
25