[ 2317.299900][T20634] veth0: entered allmulticast mode
[ 2317.300737][T20634] veth1: entered allmulticast mode
[ 2317.301305][T20634] veth2: entered allmulticast mode
[ 2317.301863][T20634] veth3: entered allmulticast mode
[ 2342.102839][T20634] veth0: left allmulticast mode
[ 2342.103542][T20634] veth1: left allmulticast mode
[ 2342.104248][T20634] veth2: left allmulticast mode
[ 2342.104675][T20634] veth3: left allmulticast mode