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Cisco Bug: CSCtc15752 - ASR:Ping reply come from the connected physical intf instead of Loopback

Last Modified

Apr 12, 2012

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

On ASR's when the Multicast "ip igmp join-group GROUP" command is applied to the loopback interface and that GROUP is pinged from any host, the ping echo reply comes from the connected physical interface instead of the loopback interface where the igmp join is configured.

1. Occurs only on ASR's
2. When the igmp join-group is applied to the Loopback interfaces
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