Cisco ASR 900 Series Release Notes page 168

Caveats in Cisco IOS XE 3.8S Releases
CSCue16828
•
Symptom: Back-to-Back ping failure observed on a PC with Core side Trunk EFP with BDI
configured.
Conditions: This issue occurs when a PC with Core side Trunk EFP with BDI configuration is
changed.
Workaround: Do not change the PC in Core side.
• CSCue18015
Symptom: S,G does not get created, the forwarding is based on (*,G).
Conditions: This issue occurs with Interior Gateway Protocol (IGP) change leading to Reverse Path
Forwarding (RPF) change of the (*,G).
Workaround: Clear the (*,G) and recreate it.
CSCue19898
•
Symptom: (*,G) based forwarding is observed with IIF registry change. The Interior Gateway
Protocol (IGP) patch change leads to this issue.
Conditions: This issue occurs when IGP is changed causing a Reverse Path Forwarding (RFP)
change notification.
Workaround: Timeout the (*,G) entry and recreate it again either by issuing clear ip mroute
command or stopping the joins.
• CSCue20022
Symptom: Software forwarding of core encapsulation entries causes interface to flap.
Conditions: This issue occurs when interface has Protocol Independent Multicast (PIM) enabled on
the BDI interface.
Workaround: Perform a soft interface module OIR. Clear the multicast routes for that VRF.
• CSCue25146
Symptom: The standby OC-3 IM gets reloaded after the controller flaps in active console.
Conditions: This issue occurs after configuring ATM and Controller and a shutdown command
followed by a no shutdown command is issued when the controller in active.
Workaround: There is no workaround.
CSCue25267
•
Symptom: The standby RSP reloads on an OC-3 interface module OIR on the active RSP. A crash
was observed but core file generated is incomplete.
Conditions: This issue occurs when the active RSP is booted up first followed by the standby RSP.
This issue occurs when APS configurations with serial links are present on the router and IM OIR
is performed.
Workaround: There is no workaround.
• CSCue25567
Symptom: Quack authentication failure message seen on console.
Conditions: This issue is seen randomly.
Workaround: Reload the router.
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
16
Chapter
OL-26630-12