Similar to ssh , the telnet command can also log in to the remote host. It also requires the remote host to open the corresponding service. The default port used is 23.
Syntax format: telnet [parameter]
Common parameters:
Example
# 登录远程主机telnet 192.168.1.100 # 也可以用来测试远程主机相应端口是否开启telnet 192.168.1.100 8080
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