Telnet Access (Teletype network) (P No. 23):

Cisco CLI can be accessed in 3 ways: Console Port, Telnet Access, SSH Access.

  • Teletype network (Telnet) Access requires software on the PC but also an active TCP/IP Connection between the PC & Networking Device to transmit the Data as Telnet uses IP Network.

  • Telnet uses the concept of Telnet Client & Telnet Server. Telnet Client are the end devices (mostly user PC) & Telnet Server are the Edge devices (Router/Switch) where Telnet Client sends the command to the Telnet Server.

  • The Data is transmitted in a Clear Text.

Reference:

CCNA 200-301 OCG, Volume 1, Pg. 87-88 - Wendell Odom.

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