Re: [homenet] Which IP addresses must be avoided?

Roland Bless <roland.bless@kit.edu> Tue, 17 May 2016 21:15 UTC

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To: Juliusz Chroboczek <jch@pps.univ-paris-diderot.fr>
References: <87wpms8zvo.wl-jch@pps.univ-paris-diderot.fr> <573B4076.304@kit.edu> <87eg908mrs.wl-jch@pps.univ-paris-diderot.fr>
From: Roland Bless <roland.bless@kit.edu>
Organization: Institute of Telematics, Karlsruhe Institute of Technology (KIT)
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Date: Tue, 17 May 2016 23:15:18 +0200
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Subject: Re: [homenet] Which IP addresses must be avoided?
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Hi Juliusz,

On 17.05.2016 at 22:14 Juliusz Chroboczek wrote:
>> https://tools.ietf.org/html/rfc5453
>> provides an answer w.r.t. IPv6.
> 
> Do I need to avoid these addresses when assigning a /128 or a /127?

Yes, especially the subnet router anycast IID 0000:0000:0000:0000
is widely used and may cause problems if assigned to hosts.
However, as Joe pointed out, the full registry is here:
http://www.iana.org/assignments/ipv6-interface-ids/ipv6-interface-ids.xhtml#ipv6-interface-ids-1

Regards,
 Roland