This field is shown for multicast groups in the SSM range. It indicates the time in hours, minutes, and seconds since the last received group membership report was received. Cisco IOS software needs to use these reports for the operation of URD and IGMP v3lite, but they do not indicate group membership by themselves. Provides details of which sources have been requested by the multicast group. Source Address IP address of the source.
Uptime Indicates the time since the source state was created.
Exp Indicates the time in hours, minutes, and seconds until the membership for the source will time out according to IGMP operations. CSR Exp Indicates the time in hours, minutes, and seconds until the membership for the source will time out according to IGMP v3lite or URD reports. Fwd Indicates whether the router is forwarding multicast traffic due to this entry. Flags Information about the entry. The Remote flag indicates that an IGMPv3 report has been received by this source.