[NS : tony8848] netcup的活动机器25端口不通吗

Lastlogin:ThuMay2107:18:432026from113.16.65.130root@mail:~#telnetsmtp.qq.com25Trying240d:c040:0:40::23...^Croot@mail:~#telnetsmtp.qq.com25-4Trying43.163.178.7