---
name: "telnetd"
section: "8"
platform: "linux"
package: "inetutils"
version: "2.8-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/telnetd"
---

# telnetd(8)

Telnet server

## NAME

telnetd - Telnet server

## SYNOPSIS

**telnetd** \[*OPTION*...\]

## DESCRIPTION

DARPA telnet protocol server

- **--accept-env**=*NAME*

  accept the environment variable from clients

- **-E**, **--exec-login**=*STRING*

  set program to be executed instead of standard [login(1)](/login/1.md)

- **-h**, **--no-hostinfo**

  do not print host information before login has been completed

- **-l**, **--linemode**\[=*MODE*\]

  set line mode

- **-n**, **--no-keepalive**

  disable TCP keep-alive

- **-U**, **--reverse-lookup**

  refuse connections from addresses that cannot be mapped back into a symbolic name

- \-?, **--help**

  give this help list

- **--usage**

  give a short usage message

- **-V**, **--version**

  print program version

Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.

## AUTHOR

Written by many authors.

## REPORTING BUGS

Report bugs to \<bug-inetutils@gnu.org\>.

## COPYRIGHT

Copyright © 2026 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later \<https://gnu.org/licenses/gpl.html\>.\
 This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

## SEE ALSO

[telnet(1)](/telnet/1.md)

The full documentation for **telnetd** is maintained as a Texinfo manual.  If the **info** and **telnetd** programs are properly installed at your site, the command

-

  **info telnetd**

should give you access to the complete manual.