[ 1777.184294][ T9997] veth0: entered allmulticast mode
[ 1777.184859][ T9997] veth1: entered allmulticast mode
[ 1777.185188][ T9997] veth2: entered allmulticast mode
[ 1777.185509][ T9997] veth3: entered allmulticast mode
[ 1806.068079][ T9997] veth0: left allmulticast mode
[ 1806.068366][ T9997] veth1: left allmulticast mode
[ 1806.068609][ T9997] veth2: left allmulticast mode
[ 1806.068833][ T9997] veth3: left allmulticast mode