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This article mainly analyzes the Linux system to open telnet service implementation steps are what the relevant knowledge points, detailed and easy to understand, reasonable operation details, with certain reference value. If you are interested, you may wish to follow Xiao Bian to have a look. Let's follow Xiao Bian to learn more about "What are the steps for Linux system to open telnet service implementation".

Telnet protocol is a member of TCP/IP protocol family. It is the standard protocol and main way of Internet remote login service.

Introduction to Telnet

Telnet protocol is a member of TCP/IP protocol family. It is the standard protocol and main way of Internet remote login service.

It provides users with the ability to do remote host work on their local computer. Use the telnet program on the end user's computer to connect to the server.

End users can type commands into telnet programs, and those commands run on the server as if they were typed directly into the server console.

Linux system to open telnet service method: check:

First through rpm -qa| grep telnet* Check if telnet-server software is installed.

Installation:

If not, you can install telnet-server via yum install or telnet via yum install. After installation, you can use rpm -qa| Grep telnet check.

Edit profile:

After installation, you need to edit the configuration file/etc/xinetd.d/telnet to start the service.

[root@localhost ~]# vim /etc/xinetd.d/telnet

After saving and exiting:

Start Services:

[root@localhost ~]# chkconfig telnet on

[root@localhost ~]# service xinetd restart [Here you can also use/etc/rc.d/init.d/xinetd restart]

Stopping xinetd: [ OK ]

Starting xinetd: [ OK ]

Testing:

[root@localhost pam.d]# telnet localhost

Unable to log in, solution: modify/etc/pam.d/remote, comment out: auth required pam_securetty.so

Then try telnet login

[root@localhost pam.d]# telnet localhost

Enter your username and password to log in.

That is, Telnet service is successfully started!

Linux is a free-to-use and freely distributed UNIX-like operating system, is a POSIX-based multi-user, multitasking, multi-threaded and multi-CPU operating system, using Linux to run major Unix tools, applications and network protocols.

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