two streams subscribed:

lo              1      all-systems.mcast.net
eth0            1      239.2.3.49
eth0            1      239.2.3.100
eth0            2      239.255.255.250
eth0            1      224.0.0.251
eth0            1      all-systems.mcast.net
eth1            4      239.255.255.250
eth1            2      239.0.0.250
eth1            1      239.192.152.143
eth1            1      224.0.0.251
eth1            1      all-systems.mcast.net
lo              1      ip6-allnodes
lo              1      ff01::1
eth0            1      ff02::fb
eth0            1      ff02::1:ff00:875f
eth0            1      ip6-allnodes
eth0            1      ff01::1
eth1            1      ff02::fb
eth1            1      ff02::1:ffab:d44f
eth1            1      ip6-allnodes
eth1            1      ff01::1

Unsubscribed one stream:

lo              1      all-systems.mcast.net
eth0            2      239.255.255.250
eth0            1      224.0.0.251
eth0            1      all-systems.mcast.net
eth1            4      239.255.255.250
eth1            2      239.0.0.250
eth1            1      239.192.152.143
eth1            1      224.0.0.251
eth1            1      all-systems.mcast.net
lo              1      ip6-allnodes
lo              1      ff01::1
eth0            1      ff02::fb
eth0            1      ff02::1:ff00:875f
eth0            1      ip6-allnodes
eth0            1      ff01::1
eth1            1      ff02::fb
eth1            1      ff02::1:ffab:d44f
eth1            1      ip6-allnodes
eth1            1      ff01::1