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Cisco Bug: CSCta76698 - mcast traffic drops 100% due to ip address not assigned to tunnel int

Last Modified

Nov 15, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

12.4(24.6)PI11o 12.4(24.6)PI11p 12.4(24.6)PI11r 12.4(24.6.7)PIL12 15.0(1)M 15.0(1)M0.4 15.1(0.8)T

Description (partial)

PIM Register tunnel would stay in DOWN state in a vrf under certain conditions.
1. When vrf has only sub-interfaces and no other type of interfaces.
2. When the configuration is first applied (potentially during startup).
3. The underlying physical interfaces becomes operationally up, it might not cause the sub-interface to be used in bringing PIM register tunnel to UP state.
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