156 Chapter 6 Using Multicast Manager208963-BViewing Multicast Groups informationMulticast Group information contains details about multicast groups with activemembers, including their multicast group address, source subnet, and last reporter.To view Multicast Group information:The Multicast Group table opens with the Source Subnets tab displayed in thecontents pane (Figure 75).Interface DVMRP interface slot/port number or VLAN ID on which IPdatagrams sent by these sources to this multicast addressare received.ExpiryTime Amount of time remaining before this entry is aged out. Thevalue 0 indicates that the entry is not subject to aging.Protocol Routing protocol through which this route was learned.Currently only DVMRP is supported.Select a multicast address listed under the Multicast Groups icon.Table 52 Route tab (MRoute) fields (continued)Field Description