Cogent IPv6

ryan at ryan at
Wed Jun 8 14:18:37 UTC 2011

On Wed, 8 Jun 2011 09:51:21 -0400, Nick Olsen wrote:

> I'm sure someone here is doing IPv6 peering with cogent. We've got a 
> Gig
> with them, So they don't do that dual peering thing with us. (They do 
> it
> on
> another 100Mb/s circuit we have... I despise it.)
> Just kind of curious how they go about it.
> Do they issue you a small IPv6 block for your interface, just like 
> they
> do
> for IPv4? Is it a separate session? Any things to be aware of before
> pulling the trigger on it? (Other then them not having connectivity 
> to
> HE's
> IPv6 side of things, Wish they would fix that already...)
> Nick Olsen
> Network Operations (855) FLSPEED x106

We have separate v4 and v6 sessions with them on the same dual-stack 
interface (a v4 /29 and v6 /112 on the interface).  One session is 
between our v4 address and theirs, and carries v4 prefixes only.  Then 
another session between v6 addresses that carries v6 prefixes only.

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