From mboxrd@z Thu Jan  1 00:00:00 1970
From: Florian Westphal <fw@strlen.de>
Subject: Re: Newbie: IPv6 equivalent of 192.168.178.0/24
Date: Fri, 9 Oct 2020 15:14:39 +0200
Message-ID: <20201009131439.GE5723@breakpoint.cc>
References: <021101d69e3a$b2ce88e0$186b9aa0$@gmail.com>
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To: paul.guijt@gmail.com
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paul.guijt@gmail.com <paul.guijt@gmail.com> wrote:
> I had
> 	add rule  inet filter input ip   saddr 192.168.178.0/24         jump LocalIN
> 	add rule  inet filter input ip6 saddr fe::/10                             jump LocalIN
> to divert all packets coming from my private network to rules in the LocalIN chain. 
> 
> Nftables converts the second line into “ip6 saddr c0::/10 jump LocalIN”. FE into C0. 
> Will that do what I intended? If not, what rule do you prefer? 

Did you mean 'fe00::/10' ?