Linux centos 运行telnet命令，出现下面的错误提示：
[root@localhost ~]# telnet 127.0.0.1-bash: telnet: command not found
解决方法: 安装telnet服务
centos、ubuntu安装telnet命令的方法.
???yum list telnet* ?????????????列出telnet相关的安装包 ???yum install telnet-server ?????????安装telnet服务 ???yum install telnet.* ??????????安装telnet客户端
[root@localhost ~]# yum list telnet* Loaded plugins: fastestmirror, refresh-packagekit, securityLoading mirror speeds from cached hostfile * base: mirrors.cn99.com * extras: mirrors.shu.edu.cn * updates: mirrors.cn99.comAvailable Packagestelnet.x86_64 ???????????????????????????1:0.17-48.el6 ?????????????????????basetelnet-server.x86_64 ????????????????????1:0.17-48.el6 ?????????????????????base
[root@localhost ~]# yum install telnet-serverLoaded plugins: fastestmirror, refresh-packagekit, securityLoading mirror speeds from cached hostfile * base: mirrors.cn99.com * extras: mirrors.shu.edu.cn * updates: mirrors.cn99.comSetting up Install ProcessResolving Dependencies--> Running transaction check---> Package telnet-server.x86_64 1:0.17-48.el6 will be installed--> Finished Dependency ResolutionDependencies Resolved================================================================================ Package ??????????????Arch ??????????Version ???????????????Repository ???Size================================================================================Installing: telnet-server ????????x86_64 ????????1:0.17-48.el6 ?????????base ?????????37 kTransaction Summary================================================================================Install ??????1 Package(s)Total download size: 37 kInstalled size: 54 kIs this ok [y/N]: yDownloading Packages:telnet-server-0.17-48.el6.x86_64.rpm ????????????????????| ?37 kB ????00:00 ????Running rpm_check_debugRunning Transaction TestTransaction Test SucceededRunning TransactionWarning: RPMDB altered outside of yum. ?Installing : 1:telnet-server-0.17-48.el6.x86_64 ??????????????????????????1/1 ??Verifying ?: 1:telnet-server-0.17-48.el6.x86_64 ??????????????????????????1/1 Installed: ?telnet-server.x86_64 1:0.17-48.el6 ???????????????????????????????????????????Complete![root@localhost ~]#
[root@localhost ~]# yum install telnet.*Loaded plugins: fastestmirror, refresh-packagekit, securityLoading mirror speeds from cached hostfile * base: mirrors.cn99.com * extras: mirrors.shu.edu.cn * updates: mirrors.cn99.comSetting up Install ProcessResolving Dependencies--> Running transaction check---> Package telnet.x86_64 1:0.17-48.el6 will be installed--> Finished Dependency ResolutionDependencies Resolved==================================================================================================================================== Package ??????????????????????Arch ?????????????????????????Version ?????????????????????????????Repository ??????????????????Size====================================================================================================================================Installing: telnet ???????????????????????x86_64 ???????????????????????1:0.17-48.el6 ???????????????????????base ????????????????????????58 kTransaction Summary====================================================================================================================================Install ??????1 Package(s)Total download size: 58 kInstalled size: 109 kIs this ok [y/N]: yDownloading Packages:telnet-0.17-48.el6.x86_64.rpm ???????????????????????????????????????????????????????????????????????????????| ?58 kB ????00:00 ????Running rpm_check_debugRunning Transaction TestTransaction Test SucceededRunning Transaction ?Installing : 1:telnet-0.17-48.el6.x86_64 ?????????????????????????????????????????????????????????????????????????????????????1/1 ??Verifying ?: 1:telnet-0.17-48.el6.x86_64 ?????????????????????????????????????????????????????????????????????????????????????1/1 Installed: ?telnet.x86_64 1:0.17-48.el6 ??????????????????????????????????????????????????????????????????????????????????????????????????????Complete![root@localhost ~]#
提示-bash: telnet: command not found的解决方法
原文地址：https://www.cnblogs.com/mingforyou/p/8297721.html