Re: npf syntax: port ranges, negation of a condition, and map rules

To: Rocky Hotas <rockyhotas%firemail.cc@localhost>
Subject: Re: npf syntax: port ranges, negation of a condition, and map rules
From: Martin Husemann <martin%duskware.de@localhost>
Date: Wed, 28 Oct 2020 12:22:20 +0100

On Wed, Oct 28, 2020 at 12:16:36PM +0100, Rocky Hotas wrote:
> 1) How to represent port ranges? I tried with
> 
> beginning_port:end_port (which for example is used in OpenBSD's pf)
> beginning_port,end_port
> beginning_port-end_port
> 
> $port_range = { beginning_port, end_port }
> 
> but none of them seems to work in

There is an example in /usr/share/examples/npf/host-npf.conf:

    # Allow being tracerouted
    pass in proto udp to any port 33434-33600


Martin

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