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##使用telnet查看
[root@iZbp1936hi1lzkm0kl6s69Z vhost]# telnet 120.27.160.131 8084
##成功提示
Trying 120.27.160.131...
Connected to 120.27.160.131.
Escape character is '^]'.
^ZConnection closed by foreign host.
[root@iZbp1936hi1lzkm0kl6s69Z vhost]# telnet 120.27.160.131 8086
##失败提示
Trying 120.27.160.131...
telnet: connect to address 120.27.160.131: Connection refused
[root@iZbp1936hi1lzkm0kl6s69Z vhost]#telnet 加ip 加端口号