IPv6 Default Allocation - What size allocation are you giving out

Mark Andrews marka at isc.org
Thu Oct 9 03:43:05 UTC 2014


In message <126729399.131320.1412825855138.JavaMail.zimbra at snappytelecom.net>, 
Faisal Imtiaz writes:
> We are going thru a similar process.. from all of my reading, best practice d
> iscussions etc..
> 
> Here is what i have understood so far:-
> 
> Residential Customers:   /64

NOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 
> Small & Medium size Business Customers: /56
> 
> Large Business size or a multi-location Business Customer: /48
> 
> Don't skimp on allocating the subnets like we do on IPv4
> Better to be 'wasteful' than have to come back to re-number or re-allocate .
> 
> Regards
> 
> 
> Faisal Imtiaz
> Snappy Internet & Telecom
> 
> ----- Original Message -----
> > From: "Erik Sundberg" <ESundberg at nitelusa.com>
> > To: nanog at nanog.org
> > Sent: Wednesday, October 8, 2014 9:18:16 PM
> > Subject: IPv6 Default Allocation - What size allocation are you giving out
> > 
> > I am planning out our IPv6 deployment right now and I am trying to figure o
> ut
> > our default allocation for customer LAN blocks. So what is everyone giving
> > for a default LAN allocation for IPv6 Customers.  I guess the idea of
> > handing a customer /56 (256 /64s) or  a /48 (65,536 /64s) just makes me
> > cringe at the waste. Especially when you know 90% of customers will never
> > have more than 2 or 3 subnets. As I see it the customer can always ask for
> > more IPv6 Space.
> > 
> > /64
> > /60
> > /56
> > /48
> > 
> > Small Customer?
> > Medium Customer?
> > Large Customer?
> > 
> > Thanks
> > 
> > Erik
> > 
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-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org



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