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process mcmgr causing reboot

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Information

 
Titleprocess mcmgr causing reboot
Symptoms
  • System crash
  • Random system reset
  • Loss of network connectivity
Environment
  • Summit switches
  • EXOS 15.5.4
Cause
The process mcmgr ends unexpectedly after receiving corrupted IGMPv3 join packets on MLAG ports
IGMPV3 packets with invalid checksum are not dropped
Resolution
fixed as part of xos0062914 in the following EXOS versions:
  • 15.5.5.2
  • 15.6.4.2
  • 15.7.3.1
  • 16.1.2.14-patch1-1
  • 16.2
  • 21.1
Additional notes

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