Juniper JUNOSE 11.0.X MULTICAST ROUTING Configuration Manual page 91

host1# show ip igmp membership
Flags: M Uses Oifmap S
1,2,3 The version of IGMP the group is in
Reporter:
<ip-address> - last reporter if the group is not explicitly tracked
<n>/<m> - <n> reporters include mode, <m> reporters in exclude
Group Source
--------------- ---------------
224.0.1.40 *
224.0.1.50
20.30.0.11
20.30.0.12
20.30.0.13
224.0.1.60
10.30.0.100
10.30.0.101
10.30.0.102
10.30.0.104
Use to display IGMP membership information for multicast groups and (S, G)
channels.
Specify the tracked keyword to see interface information only for interfaces
where explicit host tracking is enabled.
Field descriptions
Group Multicast group or (S, G) channel
Source (S, G) entries that are forwarding traffic
Reporter Hosts that requested including sources or have not requested
excluding sources. If listed under a group, host that sent exclude reports for
the group. If listed under a source, host that requested traffic from this source
for the group. For any (S, G), if listed under a source, indicates hosts
interested in the traffic for this (S, G).
ExpTim Expiration time.
Flags
M Uses Oifmap
S SSM mapped
T Tracked
1, 2, 3 IGMP version that the group is in
Interface Type of interface and interface specifier. For details about interface
types and specifiers, see Interface Types and Specifiers in JUNOSe Command
Reference Guide.
Example
SSM mapped T tracked
Reporter
-------------
10.10.1.1
1/2
11.10.0.21
11.10.2.22
11.10.0.23
11.10.0.21
11.10.0.21
11.10.0.22
11.10.0.23
20.20.0.1
ExpTim Flags Interface
------ ------ ---------------
02:41 2S FastEthernet2/1
02:56 3MT FastEthernet2/2
02:56
02:30
02:48
02:56
02:56
02:30
02:48
01:56 3 FastEthernet2/3
02:45
02:35
02:15
stop
Chapter 2: Configuring IGMP
69
Monitoring IGMP