IPv6/IPv4 Group Memberships
Interface       RefCnt Group
--------------- ------ ---------------------
lo              1      224.0.0.1
tapd4817827-fb  1      224.0.0.1
lo              1      ff02::1
lo              1      ff01::1
tapd4817827-fb  1      ff02::1:ffed:4023
tapd4817827-fb  1      ff02::1
tapd4817827-fb  1      ff01::1
