Sunday, July 8, 2018

Telnet and SSH

What is telnet?

Telnet could be a network protocol that enables a user to communicate with a distant device. it's a virtual terminal protocol used principally by network administrators to remotely access and manage devices. an administrator will access the device by “telnetting” to the IP address or hostname of a distant device.

To use telnet, you want to have a code (Telnet client) put in. On a distant device, a Telnet server should be installed and running. Telnet uses TCP port twenty-three.

One of the main disadvantages of this protocol is that all data i.e usernames and passwords, is sent in clear text and that could be a potential security risk. This is often the most reason why Telnet isn't used nowadays and is being replaced by a far secure protocol known as SSH.

The word “telnet” can even confer with the software that implements the telnet protocol.
On Windows, you'll be able to begin a Telnet session by writing the telnet IP_ADDRESS or HOSTNAME command:

telnte-ccna-tutorials
telnte-ccna-tutorials


What is SSH?

The SSH protocol (also referred to as Secure Shell) is a technique for secure remote login from one pc to a different. It provides many different choices for robust authentication, and it protects the communications security and integrity with robust cryptography.

SSH-CCNA-TUTORIALS
SSH-CCNA-TUTORIALS

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