package main

import(
	"fmt"
	"net"
	"time"
)


func main()  {
	listener,err:=net.Listen("tcp","127.0.0.1:1234")
	if err!=nil{
		fmt.Println("net.Listen failed,err=",err)
		return 
	}
	defer listener.Close()

	for{


		conn,err:=listener.Accept()
		if err!=nil{
			fmt.Println("listener Accept failed,err=",err)
		}
		defer conn.Close()

		fmt.Print("localAddr=")
		fmt.Println(conn.LocalAddr())
		fmt.Print("remoteAddr=")
		fmt.Println(conn.RemoteAddr())

		time.Sleep(time.Second)
	}
	
}