[ 2881.433848][T21611] veth0: entered allmulticast mode
[ 2881.434363][T21611] veth1: entered allmulticast mode
[ 2881.434715][T21611] veth2: entered allmulticast mode
[ 2881.435029][T21611] veth3: entered allmulticast mode
[ 2909.134472][T21611] veth0: left allmulticast mode
[ 2909.134800][T21611] veth1: left allmulticast mode
[ 2909.135041][T21611] veth2: left allmulticast mode
[ 2909.135288][T21611] veth3: left allmulticast mode