[  741.433150][T20295] veth0: entered allmulticast mode
[  741.433566][T20295] veth1: entered allmulticast mode
[  741.433860][T20295] veth2: entered allmulticast mode
[  741.434197][T20295] veth3: entered allmulticast mode
[  752.429818][T20295] veth0: left allmulticast mode
[  752.430079][T20295] veth1: left allmulticast mode
[  752.430324][T20295] veth2: left allmulticast mode
[  752.430505][T20295] veth3: left allmulticast mode