+ s = format (s, "local %U ", format_ip46_address, &local, IP46_TYPE_ANY);
+ s = format (s, "%s %U ", remote_name, format_ip46_address,
+ &remote, IP46_TYPE_ANY);
+
+ if (is_grp)
+ s = format (s, "mcast_sw_if_index %d ", ntohl (mp->mcast_sw_if_index));