ipfw

Manages the IP firewall in FreeBSD.

FreeBSD

Last updated: 2026-07-06 Report error

Syntax

$ipfw [OPTIONS] [COMMANDS]

Examples

$ipfw list

Examples

$ipfw add 100 allow ip from any to any

Examples

$ipfw delete 100

Typical use cases

Run

ipfw list

Run

ipfw add 100 allow ip from any to any

Documentation

man ipfw

Note FreeBSD-specific firewall. Being increasingly replaced by PF.

Export