Telnet is a network protocol that allows users to establish remote terminal sessions over TCP/IP networks like the internet. A telnet client is a program that enables users to connect to remote telnet servers and access their command line interfaces. Telnet clients can be command line based, graphical, web based, or mobile based and are used for remote access, troubleshooting, testing network services, and remote administration.

1. TELNET CLIENT
By:
R.RAJESH
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2. What is telnet client ?
• Telnet stands for teletype network
• Telnet is a network protocol that allows you to establish a remote
terminal session with another device over a TCP/IP network,
typically the Internet.
• A Telnet client is a program that enables you to connect to a
remote.
• Telnet server and access its command-line interface.

3. Types of Telnet Client
• Command line telnet client
• Graphical telnet clients
• Web based telnet client
• Mobile telnet client
• Secure telnet client

4. Application of telnet client
• Remote access and control of servers and network devices
• Trouble shooting network issues
• Testing network services
• Remote administration
• Automation

5. Telnet command
• Telnet are identified by a prefix character, Interpret As
Command (IAC) with code 255.
• IAC is followed by command and option codes.

6. Advantage Of telnet client
• Remote access
• Platfrom independences
• Simple interface
• Lightweight
• Security
• Automation

7. Disadvantage of telnet client
• Lack of security
• Lack of support
• Limited functionality
• Unreliable
• Compatibility issues