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Cisco Bug: CSCup67076 - Punted protocol packets are lost for some VRFs

Last Modified

Jul 21, 2018

Products (8)

  • Cisco ASR 9000 Series Aggregation Services Routers
  • Cisco IOS XR Software
  • Cisco ASR 9922 Router
  • Cisco ASR 9010 Router
  • Cisco ASR 9904 Router
  • Cisco ASR 9006 Router
  • Cisco ASR 9001 Router
  • Cisco ASR 9912 Router

Known Affected Releases

5.1.1.BASE

Description (partial)

Symptom:
UDP Punt packets are not delivered to application by the UDP process randomly.

Conditions:
The occurrence of issue is random.
The problem has been reported for Auto-RP (UDP 496) , HSRP (UDP 1985), and RIP (UDP 520) on different setups. The issue can affect any other UDP Punt traffic such as LDP (UDP 646) and SNMP (161).
The problem is applicable in all releases starting from 511. 
This issue is applicable for both default vrf and non-default vrf cases.

Related Community Discussions

ASR9K mrib[1145]: %ROUTING-MRIB-3-TLC_ERR : No TLC entry (lcl/add) while processing fwd upd, lcl_tid 0xe0000000
We ran into this tonight turning up some ASR9001 boxes.  Looking for more information. Log message: RP/0/RSP0/CPU0:2016 Jun 13 23:26:16.860 UTC: mrib[1145]: %ROUTING-MRIB-3-TLC_ERR : No TLC entry (lcl/add) while processing fwd upd, lcl_tid 0xe0000000, rem_tid 0x0, nodeid 0x821, cons_pid 0, self_pid 717117   Bug info: https://bst.cloudapps.cisco.com/bugsearch/bug/CSCuq78451/?referring_site=bugquickviewclick   ASR9001 patched current as of 06/09/2016: RP/0/RSP0/CPU0:FLVL-9001-1#admin sh install summ ...
Latest activity: Jun 15, 2016
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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