[ 2293.674426][T20508] veth0: entered allmulticast mode
[ 2293.675236][T20508] veth1: entered allmulticast mode
[ 2293.676226][T20508] veth2: entered allmulticast mode
[ 2293.676784][T20508] veth3: entered allmulticast mode
[ 2317.431466][T20508] veth0: left allmulticast mode
[ 2317.431957][T20508] veth1: left allmulticast mode
[ 2317.432389][T20508] veth2: left allmulticast mode
[ 2317.432805][T20508] veth3: left allmulticast mode