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Cisco Bug: CSCup99704 - mlacp switchover recovery-delay not waited with maximize links

Last Modified

May 11, 2018

Products (7)

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

Known Affected Releases

4.3.2.BASE

Description (partial)

Symptom:
An ASR 9000 running 4.3.2 in which with mlacp switchover maximize links is configured sometimes waits the mlacp switchover recover-delay timer before going active and sometimes it does not.

RP/0/RSP0/CPU0:Jul 18 16:15:28.721 : BM-DISTRIB[1153]: %L2-BM-5-MLACP_CORE_ISOLATION : Bundle-Ether4 is no longer marked as isolated due to IG 4 being able to connect to the core

> mlacp switchover recover-delay timer (configured for 120 seconds) is ignored

RP/0/RSP0/CPU0:Jul 18 16:15:28.730 : BM-DISTRIB[1153]: %L2-BM-6-MLACP_BUNDLE_ACTIVE : This device is now the active device for Bundle-Ether4
RP/0/RSP0/CPU0:Jul 18 16:15:31.031 : BM-DISTRIB[1153]: %L2-BM-6-ACTIVE : TenGigE0/0/0/2 is Active as part of Bundle-Ether4
RP/0/RSP0/CPU0:Jul 18 16:15:33.052 : BM-DISTRIB[1153]: %L2-BM-6-ACTIVE : TenGigE0/0/0/1 is Active as part of Bundle-Ether4

Conditions:
mlacp switchover maximize links is configured
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