SELECT CONNECTIONPROPERTY(‘local_net_address‘) AS 服务端IP地址, CONNECTIONPROPERTY(‘local_tcp_port‘) AS 服务端口, CONNECTIONPROPERTY(‘client_net_address‘) AS 客户端IP地址
返回服务端客户端IP
原文：http://www.cnblogs.com/heqianjin/p/5698636.html
