1 svctask chclusterip 2? -clusterip ipv4addr 3 4? -serviceip ipv4addr 5 6? -gw ipv4addr 7 8? -mask subnet_mask 9 10? -noip 11? -clusterip_6 ipv6addr 12? -serviceip_6 ipv6addr 13 14? -gw_6 ipv6addr 15 16? -prefix_6 prefix 17 18? -noip_6 19 20? -port cluster_port 21