[ 1522.417088][ T4455] veth0: entered allmulticast mode
[ 1522.417633][ T4455] veth1: entered allmulticast mode
[ 1522.417971][ T4455] veth2: entered allmulticast mode
[ 1522.418293][ T4455] veth3: entered allmulticast mode
[ 1548.230658][ T4455] veth0: left allmulticast mode
[ 1548.230967][ T4455] veth1: left allmulticast mode
[ 1548.231189][ T4455] veth2: left allmulticast mode
[ 1548.231428][ T4455] veth3: left allmulticast mode