Telnet
Telnet Protocol
Detection Information
The following page provides information on the Telnet Protocol.
Protocol Description
Telnet is a text-oriented protocol typically used to connect to remote devices via a command line interface. The protocol is one of the oldest protocols still in use -- it was developed in 1969.
Full Name
Teletype Network
Introduced
Version 2.88
Best Practices
You should not see the Telnet protocol on your network and any activity should be investigated. The secure SSH protocol is a good alternative to Telnet.
Port Statistics
| IP Protocol | Flow Percent |
|---|---|
| TCP 23 | 100% |
Port Reference - RFC
- TCP 23 - Telnet
Category
Infrastructure
Protocol Detection
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