nanog mailing list archives

Re: ISP customer assignments


From: Justin Shore <justin () justinshore com>
Date: Mon, 12 Oct 2009 21:34:14 -0500

Dan White wrote:
How are other providers approaching dial-up? I would presume we are in the
same boat as a lot of other folks - we have aging dial-up equipment that
does not support IPv6 (3com Total Control). Our customer base has dropped
quite a bit, and we have even kicked around the idea dropping that service
and forcing customers to purchase broadband service or go elsewhere.

What are other providers doing, or considering doing?

I'd like to beat this dead horse some more if you gents don't mind. I think there's still some life left in the beast before we haul it off to the glue factory.

I'm actually taking an IPv6 class right now and the topic of customer assignments came up today (day 1). The instructor was suggesting dynamically allocating /127s to residential customers. I relayed the gist of this thread to him (/48, /56 and /64). I expect to dive deeper into this in the following days in the class.

What are providers doing for residential customers and how does it different from business customers? At what point are you assigning bigger blocks?

To go along with Dan's query from above, what are the preferred methods that other SPs are using to deploy IPv6 with non-IPv6-capable edge hardware? We too have a very limited number of dialup customers and will never sink another dollar in the product. Unfortunately I also have brand-new ADSL2+ hardware that doesn't support IPv6 and according to the vendors (Pannaway) never will. We also have CMTSs that don't support IPv6, even though they too are brand-new. Those CMTSs top out at DOCSIS 2.0 and the vendor decided not to allow IPv6 to the CPEs regardless of the underlying CM's IPv6 support or lack thereof (like Cisco allowed for example). Are providers implementing tunneling solutions? Pros/cons of the various solutions?

Thanks
 Justin




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