Utelnetd
From Gentoo Wiki
utelnetd is a small and efficient stand alone Telnet server daemon. Telnet can be useful for several applications, such as a backup when updating SSH, and configuring industrial grade routers via console cables.
Note
Telnet sends data including passwords in plain text.
Telnet sends data including passwords in plain text.
Installation
Emerge
Install net-misc/utelnetd:
root #
emerge --ask utelnetd
Configuration
Service
To automatically start utelnetd at boot:
root #
rc-update add utelnetd default
To start it immediately:
root #
rc-service utelnetd start
Testing
user $
telnet localhost