linux 下登录，推出telnet

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telnet 命令用来远程连接某个ip 的某个端口

1） telnet 210.14.140.82 2181 回车 --连接ip为210.14.140.82 端口为2181的服务，可用来测试2181端口是不是已开通

Trying 210.14.140.82...Connected to 210.14.140.82.Escape character is '^]'.

2）ctrl + ] 回车 --回到telnet命令

telnet>

3）? 回车 --给出提示命令

close   close current connectionlogout  forcibly logout remote user and close the connectiondisplay display operating parametersmode    try to enter line or character mode ('mode ?' for more)open    connect to a sitequit    exit telnetsend    transmit special characters ('send ?' for more)set     set operating parameters ('set ?' for more)unset   unset operating parameters ('unset ?' for more)status  print status informationtoggle  toggle operating parameters ('toggle ?' for more)slc     set treatment of special charactersz       suspend telnetenviron change environment variables ('environ ?' for more)

4） quit 回车 ---退出telnet 链接

Connection closed.

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