Linux下安装telnet
Linux 环境下未安装telnet，会出现以下错误：# telnet 129.223.248.159
bash: telnet: command not found...
解决方案需要安装telnet服务，此处采用yum install，可以参考RedHat 7 使用Centos7 的yum源
yum list telnet* 列出安装包
yum install telnet-server 安装server
yum install telnet.* 安装客户端
# telnet 129.223.248.159 12000
bash: telnet: command not found...
# yum list telnet*
Loaded plugins: fastestmirror, product-id, subscription-manager
Loading mirror speeds from cached hostfile
Available Packages
telnet.x86_64 1:0.17-59.el7 base
telnet-server.x86_64 1:0.17-59.el7 base
# yum install telnet-server
Loaded plugins: fastestmirror, product-id, subscription-manager
Loading mirror speeds from cached hostfile
Resolving Dependencies
--> Running transaction check
---> Package telnet-server.x86_64 1:0.17-59.el7 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
================================================================================
Package Arch Version Repository Size
================================================================================
Installing:
telnet-server x86_64 1:0.17-59.el7 base 40 k
Transaction Summary
================================================================================
Install1 Package
Total download size: 40 k
Installed size: 55 k
Is this ok : y
Downloading packages:
telnet-server-0.17-59.el7.x86_64.rpm |40 kB 00:01
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Installing : 1:telnet-server-0.17-59.el7.x86_64 1/1
Verifying: 1:telnet-server-0.17-59.el7.x86_64 1/1
Installed:
telnet-server.x86_64 1:0.17-59.el7
Complete!
# yum install telnet.*
Loaded plugins: fastestmirror, product-id, subscription-manager
Loading mirror speeds from cached hostfile
Resolving Dependencies
--> Running transaction check
---> Package telnet.x86_64 1:0.17-59.el7 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
================================================================================
Package Arch Version Repository Size
================================================================================
Installing:
telnet x86_64 1:0.17-59.el7 base 63 k
Transaction Summary
================================================================================
Install1 Package
Total download size: 63 k
Installed size: 113 k
Is this ok : y
Downloading packages:
telnet-0.17-59.el7.x86_64.rpm |63 kB 00:01
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Installing : 1:telnet-0.17-59.el7.x86_64 1/1
Verifying: 1:telnet-0.17-59.el7.x86_64 1/1
Installed:
telnet.x86_64 1:0.17-59.el7
Complete!
# telnet 129.223.248.159 12000
Trying 129.223.248.159...
Connected to 129.223.248.159.
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