IP Multicast IGMP Table
Link
The link on which IGMP Multicast routing updates are received
Address
The IP Multicast address used for this IP Multicast service—a class D address
reserved for IP Multicast services (groups).
Age
The time in seconds since the router learned of this IP Multicast service (group).
Expiry Time
The time in seconds remaining until the IP Multicast service (group) route will be
unavailable unless a new IGMP routing update message is received from a general or group
specific query. It can also be updated by another client joining the same multicast group.
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