1server 127.0.0.1 2server 127.0.0.1 port 3update 4update delete 5update delete dummy 6update delete dummy in 7update delete dummy in a 8update delete dummy in a 127.0.0.1 9update add 10update add domain 11update add domain 0 12update add domain 0 in 13update add domain 0 in a 14update add domain 0 a 15update add domain 0 a in 16