RE: draft-ietf-v6ops-ipv6-cpe-router-04

2010-03-25 Thread Frank Bulk
There was some discussion on arin-ppml regarding ULA-C which led to talking about NAT and it's role. One point that rose out of that discussion is that most consumers will presume, because they have NAT today, some kind of stateful firewall in their shiny new IPv6 router. Section 3.1 of the curre

Re: router vs. host discussion in 6man today for the /127 draft

2010-03-25 Thread Jared Mauch
On Mar 25, 2010, at 5:44 PM, Mark Smith wrote: >> >> Alternatively, we could continue to ignore the real world. >> > > Well, I live in that operator world too. Just because things have been > done in the past incorrectly doesn't justify making it acceptable. They > can be considered as "IPv4 t

Re: router vs. host discussion in 6man today for the /127 draft

2010-03-25 Thread Mark Smith
On Fri, 26 Mar 2010 10:25:42 +1300 Brian E Carpenter wrote: > On 2010-03-26 08:00, Lorenzo Colitti wrote: > > On Thu, Mar 25, 2010 at 2:53 AM, Mark Smith < > > i...@69706e6720323030352d30312d31340a.nosense.org> wrote: > >> One should note that [ADDRARCH] specifies universal/local bits (u/g), >

Re: router vs. host discussion in 6man today for the /127 draft

2010-03-25 Thread Jared Mauch
On Mar 25, 2010, at 5:25 PM, Brian E Carpenter wrote: > On 2010-03-26 08:00, Lorenzo Colitti wrote: >> On Thu, Mar 25, 2010 at 2:53 AM, Mark Smith < >> i...@69706e6720323030352d30312d31340a.nosense.org> wrote: >>> One should note that [ADDRARCH] specifies universal/local bits (u/g), >>> which a

Re: router vs. host discussion in 6man today for the /127 draft

2010-03-25 Thread Brian E Carpenter
On 2010-03-26 08:00, Lorenzo Colitti wrote: > On Thu, Mar 25, 2010 at 2:53 AM, Mark Smith < > i...@69706e6720323030352d30312d31340a.nosense.org> wrote: >> One should note that [ADDRARCH] specifies universal/local bits (u/g), >> which are the 70th and 71st bits in any address from non-000/3 rang

Re: router vs. host discussion in 6man today for the /127 draft

2010-03-25 Thread Mark Smith
Hi Lorenzo, On Thu, 25 Mar 2010 12:00:58 -0700 Lorenzo Colitti wrote: > On Thu, Mar 25, 2010 at 2:53 AM, Mark Smith < > i...@69706e6720323030352d30312d31340a.nosense.org> wrote: > > > > One should note that [ADDRARCH] specifies universal/local bits (u/g), > > which are the 70th and 71st bits

Re: router vs. host discussion in 6man today for the /127 draft

2010-03-25 Thread Lorenzo Colitti
On Thu, Mar 25, 2010 at 2:53 AM, Mark Smith < i...@69706e6720323030352d30312d31340a.nosense.org> wrote: > > One should note that [ADDRARCH] specifies universal/local bits (u/g), > which are the 70th and 71st bits in any address from non-000/3 range. > When assigning prefixes longer than 64 bi

RE: router vs. host discussion in 6man today for the /127 draft

2010-03-25 Thread Wes Beebee (wbeebee)
You can use unrelated addresses at each end if you use RA w/PIO's to inject on-link prefixes in the Prefix Lists on both routers. Thanks, - Wes Wes Beebee Software Engineer Product Development wbee...@cisco.com United States Cisco.com - http://www.cisco.com For corporate legal information go to

I-D Action:draft-ietf-6man-ipv6-subnet-model-10.txt

2010-03-25 Thread Internet-Drafts
A New Internet-Draft is available from the on-line Internet-Drafts directories. This draft is a work item of the IPv6 Maintenance Working Group of the IETF. Title : IPv6 Subnet Model: the Relationship between Links and Subnet Prefixes Author(s) : H. Singh, et al.

RE: router vs. host discussion in 6man today for the /127 draft

2010-03-25 Thread Hemant Singh (shemant)
>-Original Message- >From: sth...@nethelp.no [mailto:sth...@nethelp.no] >Sent: Thursday, March 25, 2010 3:13 AM >To: i...@69706e6720323030352d30312d31340a.nosense.org >Cc: Hemant Singh (shemant); ra...@psg.com; nit...@juniper.net; ipv6@ietf.org; lore...@google.com >Subject: Re: router vs.

Re: router vs. host discussion in 6man today for the /127 draft

2010-03-25 Thread sthaug
> I'd like to understand why SONET links don't use ND. Are there any > references to operating IPv6 over SONET that explain why ND can't be > enabled? A SONET/SDH link is a real point to point link. Which means that in principle you can use totally unrelated addresses at each end of the link. Ther

Re: router vs. host discussion in 6man today for the /127 draft

2010-03-25 Thread Mark Smith
On Wed, 24 Mar 2010 17:47:09 -0500 "Hemant Singh (shemant)" wrote: > Hey folks, > > > > It's not that an IPv6 home router has one WAN interface acting as a > router while another interface on the home router is a host. The > problem is also not about a home router or a router sitting in the

Re: RFC 5006 security considerations

2010-03-25 Thread Mohacsi Janos
On Wed, 24 Mar 2010, Erik Nordmark wrote: Based on what I said at the mike, here is some suggested text to add to the security considerations section: Some network devices such as switches might have mechanisms to block ports from being having a DHCPv6 server, which provides some protect

Re: 6lowpan DHCPv6 investigation

2010-03-25 Thread Jonathan Hui
Hi Hemant, On Mar 22, 2010, at 4:14 PM, Hemant Singh (shemant) wrote: It is well-known by now that you needed to modify ND (RFC 4861) for your network. Now that you are looking into DHCPv6 for address acquisition and obtaining other parameters, here is some feedback on the DHCPv6 front.