Protocols List -> Telnet

Telnet ports range, how to block Telnet in network?

  Protocol:
Telnet
Support: WFilter zh.4.0, WFilter en.4.0, WFilter Free 1.0
  Author: imfirewall  
      TELNET (TELecommunication NETwork) is a network protocol used on the Internet or local area network (LAN) connections.  

This protocol is official supported and installed by default.

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     User name:3.137.160.137
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how to block telent port
By 180.94.80.* on 2014-02-18 04:10:28   like( 0 ) dislike( 0 )

Telnet uses TCP protocol for communication.

TCP traffic analysis

Ports Range

Dynamic ports, no fixed port found.

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