php 通过 socket 和新浪云服务器通信失败

$service_port = getservbyname('http', 'tcp'); $address = gethostbyname('server address'); if (($sock = socket_create(AF_INET, SOCK_STREAM, SOL_TCP)) === false) { echo "socket_create() failed: reason: " . socket_strerror(socket_last_error()) . "\n"; } if (socket_bind($sock, $address, $service_port) === false) { echo "socket_bind() failed: reason: " . socket_strerror(socket_last_error($sock)) . "\n"; } if (socket_listen($sock) === false) { echo "socket_listen() failed: reason: " . socket_strerror(socket_last_error($sock)) . "\n"; } 

Warning: socket_bind(): unable to bind address [10049]: The requested address is not valid in its context. Warning: socket_listen(): unable to listen on socket [10022]: An invalid argument was supplied.