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Cisco Bug: CSCvs32425 - The "ip igmp static-oif" command can take effect on the PIM DR and non-DR interfaces (SVI)

Last Modified

Nov 04, 2020

Products (2)

  • Cisco Nexus 9000 Series Switches
  • Cisco Nexus 9000 Series Switches

Known Affected Releases

7.0(3)I7(7) 9.3(1)

Description (partial)

Duplicated multicast trafic is observed when two Nexus 9000 are PIM neighbors and have  static-oif configured on both side for the same interface Vlan.
Both Nexus 9000 (DR and non-DR interfaces) will have the static OIF for SVI and it causes the duplicate multicast traffic due to two valid OIFs.

Two Nexus 9000 as PIM neighbors (no vPC) connected using L3 link.
Interface Vlan with "ip igmp static-oif x.x.x.x" configured on on both of the Nexus 9000. 
PIM SSM specific to multicast group
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