[nog] IPv6

Marian Marinov mm at 1h.com
Tue Sep 2 11:25:30 EEST 2014

Hash: SHA1

On 09/02/2014 11:18 AM, Vasil Kolev wrote:
> On Tue, 2014-09-02 at 10:50 +0300, Marian Marinov wrote:
>> Hi guys, I'm preparing to configure my Ripe Atlas Anchor in Sofia and I wish to have both IPv4 and IPv6 for it.
>> Since I don't have much experience with IPv6 I would like to ask a few questions :)
>> - If I want to use a /64 from my RIPE provided IPv6 addresses, do I need to give another /64 to my uplink ISP
>> for transport?
>> - I have received /64 from my ISP but I did not receive any transport IPs. Is this normal?
>> From what I've seen, there has to be a link-specific network, and to
> route a /64 through it. In most cases there should be more than a /64 routed, e.g. a /60 or something (as people
> have more than one segment anyway).
Having a /64 for a transport seams like a huge waste of IPs. Exactly what happened to IPv4 in its early days :)

> For the link network it's an open question. A lot of people say "just use /64", but I have seen /126, /112 and all
> other kinds of weirdnesses.
> If you got just one /64, most probably the people who assigned it to you had no idea what they were doing :)

I was suspecting that... but I first mistrust my own judgement then others :) This is why I asked here :)


- -- 
Marian Marinov
Founder & CEO of 1H Ltd.
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