Microsoft Windows [Version 6.1.7000] (C) Copyright 2009 Microsoft Corp. C:\Windows>netsh interface ipv4 show joins ?
Usage: show joins [[interface=]][[level=]normal|verbose]
Parameters:
Tag Value
name - Interface name or index.
level - One of the following values:
normal: Display one line per interface. This is
the default when no interface is given.
verbose: Display extra information on each
interface. This is the default when an
interface is given.
Remarks: Displays IP multicast groups that have been joined on one or more
interfaces. If an interface is not specified, multicast groups
for all interfaces are shown.
Examples:
show joins
show joins "Local Area Connection 1"