nanog mailing list archives
Re: v6 subnet size for DSL & leased line customers
From: Joel Jaeggli <joelja () bogus com>
Date: Mon, 24 Dec 2007 09:10:05 -0800
Joe Greco wrote:
It's likely that the device may choose to nat when they cannot obtain a prefix... pd might be desirable but if you can't then the alternative is easy.I thought we were all trying to discourage NAT in IPv6.
You/we are... Which is why you really need PD, and cpe needs to be able to hand out /64s on request to downstream devices. Not surprisingly that will drive subnetting in the home. presently, plugging in more gateway/router devices results in multiple layers of nat and huge amounts of unnecessary complexity in the home network.
Clearly, NAT solves the problem ... while introducing 1000 new ones. :-/
Sure, we don't have a reasonable mechanism for ipv4 devices to pull address space out of thin air. We do have one in ipv6. This is a problem that equipment makers (as much as randy hates them) will have to address. It doesn't take much imagination to figure out how they will address it given a lack of alternatives.
... JG
Current thread:
- Re: [DCHPv6] was Re: v6 subnet size for DSL & leased line customers, (continued)
- Re: [DCHPv6] was Re: v6 subnet size for DSL & leased line customers David Barak (Dec 27)
- Re: v6 subnet size for DSL & leased line customers Robert E. Seastrom (Dec 27)
- Re: v6 subnet size for DSL & leased line customers Marshall Eubanks (Dec 27)
- Re: v6 subnet size for DSL & leased line customers Mark Smith (Dec 28)
- Re: v6 subnet size for DSL & leased line customers Robert E. Seastrom (Dec 29)
- Re: v6 subnet size for DSL & leased line customers Joe Maimon (Dec 26)
- Re: v6 subnet size for DSL & leased line customers Mikael Abrahamsson (Dec 22)
- Re: v6 subnet size for DSL & leased line customers Joe Greco (Dec 23)
- Re: v6 subnet size for DSL & leased line customers Joel Jaeggli (Dec 23)
- Re: v6 subnet size for DSL & leased line customers Joe Greco (Dec 24)
- Re: v6 subnet size for DSL & leased line customers Joel Jaeggli (Dec 24)
- Re: v6 subnet size for DSL & leased line customers Randy Bush (Dec 25)
- Re: v6 subnet size for DSL & leased line customers Joel Jaeggli (Dec 25)
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- Re: v6 subnet size for DSL & leased line customers Randy Bush (Dec 25)
- Re: v6 subnet size for DSL & leased line customers Joe Greco (Dec 26)
- Re: v6 subnet size for DSL & leased line customers Randy Bush (Dec 26)
- Re: v6 subnet size for DSL & leased line customers Joel Jaeggli (Dec 28)
- Re: v6 subnet size for DSL & leased line customers Randy Bush (Dec 28)
- Re: v6 subnet size for DSL & leased line customers Mark Townsley (Dec 22)
- Re: v6 subnet size for DSL & leased line customers Christopher Morrow (Dec 22)
- Re: v6 subnet size for DSL & leased line customers Mark Smith (Dec 21)