默认centos7没有安装telent客户端，通过下面步骤可以完成安装
1.yum进行安装
[root@localhost sysconfig]# yum install telnet
依赖
Dependencies Resolved
================================================================================
Package Arch Version Repository Size
================================================================================
Installing:
telnet x86_64 1:0.17-59.el7 base 63 k
Transaction Summary
================================================================================
Install 1 Package
安装成功
Is this ok [y/d/N]: y
Downloading packages:
telnet-0.17-59.el7.x86_64.rpm | 63 kB 00:02
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
2.rpm -ql查看telent安装的位置
[root@localhost sysconfig]# rpm -ql telnet-0.17-59.el7.x86_64
/usr/bin/telnet
/usr/share/doc/telnet-0.17
/usr/share/doc/telnet-0.17/README
/usr/share/man/man1/telnet.1.gz
3.使用telnet
