Dell POWEREDGE M1000E - Manual (Page 1177)

Managing IPv4 and IPv6 Multicast 1177
Detailed IGMP Proxy Interface Membership Information
Use the Interface Membership Info Detailed page to display detailed
interface membership data. You must have configured at least one router
interface before you can display detailed interface membership information,
and it should not be an IGMP routing interface. Also, if no group
membership reports have been received on the selected interface you cannot
display data.
To display the page, click IPv4 Multicast → IGMP → Proxy Interface →
Interface Membership Info Detailed in the navigation panel.
Figure 42-17. IGMP Proxy Interface Membership Info Detailed