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Cisco Bug: CSCuo44025 - SG incoming interface points to RP instead of mcast source

Last Modified

Feb 03, 2017

Products (2)

  • Cisco Nexus 3000 Series Switches
  • Cisco Nexus 3548 Switch

Known Affected Releases

6.0(2)A1(1a) 6.0(2)A3(1)

Description (partial)

Nexus 3000 running PIM_SM with interested receivers on the interface to the RP and interface to the source may create S,G mroute(s) with incoming interface pointing to the RP instead of the multicast source.

The following conditions must be met to hit this defect.

1. N3k must be an intermediate router in a RP on a stick topology. 
2. PIM Joins coming in on the same interfaces pointing to the multicast source and RP.
3. More than 2,000 S,G routes
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