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Cisco Bug: CSCvi48833 - vpnmgr recovery taking long time causing new call outage on DPC2 card

Last Modified

Aug 30, 2018

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases

19.3.4.63957 21.1.7 21.3.12.68820 21.3.15 21.7.3 21.8.0 21.8.ca1

Description (partial)

Symptom:
A large outage for new calls is seen on 3G and LTE when vpnmgr goes down and recovery is taking a long time for SGI context for DPC2 demux.

Conditions:
This issue is seen under the following conditions:

1. Call model with 1.4 M subs (3G + LTE, Ipv4 and Ipv6)) and IP pool of 60 on SGI context
2. New calls for 3G and LTE brought up in the background
3. vpnmgr instance <SGI context number> is made down using CLI.
4. New call outage is measured
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Bug Details Include

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