进销存软件版1楼: 谢谢，找了半天了，很着急。
以前的这个没了
IP: Thread.Connection.Binding.PeerIP
端口：Thread.Connection.Binding.PeerPort

2楼: 是不是跟udp的一样啊! 如酒店管理软件

3楼: 我也即等这个问题

4楼: thread.connection.socket.binding.peerip
thread.connection.socket.binding.peerport

5楼: in Indy 10,do like this:
(1) uses IdContext, IdIOHandlerSocket;
(2) in the server OnExcute handler, use follows to get peer information:
TIdIOHandlerSocket(AContext.Connection.IOHandler).Binding.PeerIP
TIdIOHandlerSocket(AContext.Connection.IOHandler).Binding.Port

6楼: 接受答案了.