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Date:   Wed, 1 Nov 2023 09:32:21 +0100
From:   Pablo Neira Ayuso <pablo@netfilter.org>
To:     Daniel <tech@tootai.net>
Cc:     Netfilter list <netfilter@vger.kernel.org>
Subject: Re: map problem with port range
Message-ID: <ZUINFUf9id6w7YUI@calendula>
References: <c0f8e0aa-93dd-46c6-9eda-7cb7934bf1c6@tootai.net>
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On Tue, Oct 31, 2023 at 07:38:30PM +0100, Daniel wrote:
> Hi list
> 
> nft 1.02 I have following map configuration:
> 
> map forward_udp.lan {
>     type ipv6_addr . inet_service : interval ipv6_addr . inet_service
>     flags interval
>     elements = { 2001:db8::1 . 20000-24999 : 2001:db8:16e:10::ffee .
> 20000-24999 }
> }
> 
> ip6 chain prerouting
> 
> add rule ip6 nat prerouting ip6 daddr . udp dport map @forward_udp.lan

What is your intention with this rule?

Are you looking up for a matching packet in this map using

        ip6 daddr . udp dport

as key?