Dell POWEREDGE M1000E - Manual (Page 770)

770 Configuring L2 Multicast Features
11 Verify the configuration.
console#show mvr
MVR Running....................... TRUE
MVR multicast VLAN................ 99
MVR Max Multicast Groups.......... 256
MVR Current multicast groups...... 1
MVR Global query response time.... 5 (tenths of
sec)
MVR Mode.......................... dynamic
When hosts connected to receiver ports send IGMP join messages, the
receiver ports and source port are added to the MVR group and receive
multicast data from the network. The following output shows that ports 1 and
8 have joined the MVR group.
console#show mvr members
MVR Group IP Status Members
------------- -------- ------------------------
224.1.1.1 ACTIVE Gi1/0/1(r), Gi1/0/8(r),
Gi1/0/24(s)