[ 1522.510714][ T4480] veth0: entered allmulticast mode
[ 1522.511200][ T4480] veth1: entered allmulticast mode
[ 1522.511518][ T4480] veth2: entered allmulticast mode
[ 1522.511814][ T4480] veth3: entered allmulticast mode
[ 1548.335728][ T4480] veth0: left allmulticast mode
[ 1548.336020][ T4480] veth1: left allmulticast mode
[ 1548.336241][ T4480] veth2: left allmulticast mode
[ 1548.337187][ T4480] veth3: left allmulticast mode