---
syntax: markdown
tags: [tldr, linux]
source: https://github.com/tldr-pages/tldr.git
---
# knockd

> Port knocking daemon to listen for port knocking and execute scripts.
> More information: <https://manned.org/knockd>.

- Start knockd system daemon:

`knockd -d`

- Use specified configuration file for knockd:

`knockd -c {{path/to/file}}.configuration`