RHEL/CentOS安装telnet的方法(在线和rpm包安装)
| 在执行telnet时会提示命令不存在,此时输入命令 rpm -qa telnet-server ,若无输出内容,则表示没有安装。 1.在线安装
 分别执行如下两个命令:
 
 yum install telnetyum install telnet-server
2.rpm包安装
 下载对应的rpm包:
 telnet-server-0.17-48.el6.x86_64.rpm:http://vault.centos.org/6.7/os/x ... 7-48.el6.x86_64.rpm
 telnet-0.17-48.el6.x86_64.rpm:http://vault.centos.org/6.7/os/x ... 7-48.el6.x86_64.rpm
 然后执行如下命令:
 
 rpm -ivh telnet-0.17-48.el6.x86_64.rpmrpm -ivh telnet-server-0.17-48.el6.x86_64.rpm
在执行 rpm -ivh telnet-server-0.17-48.el6.x86_64.rpm 命令时 ,如果遇到如下警告:
 
 warning: telnet-server-0.17-48.el6.x86_64.rpm: Header V3 RSA/SHA1 Signature, key ID c105b9de: NOKEYerror: Failed dependencies:
 xinetd is needed by telnet-server-1:0.17-48.el6.x86_64
解决方式就是  先安装xinetd包:http://vault.centos.org/6.7/os/x ... 39.el6_4.x86_64.rpm
 执行如下命令:
 
 rpm -ivh xinetd-2.3.14-39.el6_4.x86_64.rpm安装成功后再安装telnet-server
 然后启动 xinetd:
 
 至此安装完成。
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