[ 1722.220791][ T7970] veth0: entered allmulticast mode
[ 1722.221379][ T7970] veth1: entered allmulticast mode
[ 1722.222099][ T7970] veth2: entered allmulticast mode
[ 1722.222445][ T7970] veth3: entered allmulticast mode
[ 1751.207288][ T7970] veth0: left allmulticast mode
[ 1751.207822][ T7970] veth1: left allmulticast mode
[ 1751.208201][ T7970] veth2: left allmulticast mode
[ 1751.208586][ T7970] veth3: left allmulticast mode