IPv6/IPv4 Group Memberships
Interface       RefCnt Group
--------------- ------ ---------------------
lo              1      224.0.0.1
tap19a87211-ca  1      224.0.0.1
lo              1      ff02::1
lo              1      ff01::1
tap19a87211-ca  1      ff02::1:ff7e:db20
tap19a87211-ca  1      ff02::1
tap19a87211-ca  1      ff01::1
