IPv6/IPv4 Group Memberships
Interface       RefCnt Group
--------------- ------ ---------------------
lo              1      224.0.0.1
tapbc484230-87  1      224.0.0.1
lo              1      ff02::1
lo              1      ff01::1
tapbc484230-87  1      ff02::1:ffb4:be51
tapbc484230-87  1      ff02::1
tapbc484230-87  1      ff01::1
