Re: Stupid Ipv6 question...

2004-11-22 Thread Kevin Oberman
> From: Joe Abley <[EMAIL PROTECTED]> > Date: Sun, 21 Nov 2004 19:55:10 -0500 > > > On 20 Nov 2004, at 19:13, Kevin Oberman wrote: > > > In any case, if the prefix length is >64, routing is done in the > > CPU. > > Engineers at Juniper seem to be telling me that this is definitively > not the

Re: Stupid Ipv6 question...

2004-11-21 Thread Joe Abley
On 20 Nov 2004, at 19:13, Kevin Oberman wrote: In any case, if the prefix length is >64, routing is done in the CPU. Engineers at Juniper seem to be telling me that this is definitively not the case for their M- and T-series routers. Which routers were you referring to? Joe

Re: Stupid Ipv6 question...

2004-11-20 Thread Kevin Oberman
> Date: Fri, 19 Nov 2004 10:11:36 -0800 > From: Crist Clark <[EMAIL PROTECTED]> > Sender: [EMAIL PROTECTED] > > > Lars Erik Gullerud wrote: > > > On Fri, 2004-11-19 at 16:36, Stephen Sprunk wrote: > > > > > >>/127 prefixes are assumed for point-to-point links, and presumably an > >>organizat

Re: Stupid Ipv6 question...

2004-11-20 Thread Trent Lloyd
Hi Dan, I've got some slides from talks I've done, they cover this sortof stuff. You can see at http://www.sixlabs.org/talks/ Additionally, the size is 2^(128-prefixlen) [more or less] But you don't use all of them, obviously, it'd be fairly difficult, best part about a /64 is EUI-64 works (aut

Re: Stupid Ipv6 question...

2004-11-19 Thread James
On Fri, Nov 19, 2004 at 12:25:10PM -0500, Leo Bicknell wrote: > FWIW, my test networks have always been configured with /126's, and > have never had an issue. > > With the exception of auto-configuration, I have yet to see any > IPv6 gear that cares about prefix length. Configuring a /1 to a > /

RE: [nanog] RE: Stupid Ipv6 question...

2004-11-19 Thread Scott Morris
ssage- From: Dan Mahoney, System Admin [mailto:[EMAIL PROTECTED] Sent: Friday, November 19, 2004 2:12 PM To: Scott Morris Cc: 'Kevin Loch'; [EMAIL PROTECTED] Subject: Re: [nanog] RE: Stupid Ipv6 question... On Fri, 19 Nov 2004, Scott Morris wrote: No, nobody ever reads that tag. I

Re: [nanog] RE: Stupid Ipv6 question...

2004-11-19 Thread Dan Mahoney, System Admin
we may be prosecuted? ;) Scott -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Kevin Loch Sent: Friday, November 19, 2004 1:41 PM To: [EMAIL PROTECTED] Subject: Re: Stupid Ipv6 question... Leo Bicknell wrote: With the exception of auto-configuration, I have yet

RE: Stupid Ipv6 question...

2004-11-19 Thread Scott Morris
Does that mean if we rip them off that we may be prosecuted? ;) Scott -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Kevin Loch Sent: Friday, November 19, 2004 1:41 PM To: [EMAIL PROTECTED] Subject: Re: Stupid Ipv6 question... Leo Bicknell wrote

Re: Stupid Ipv6 question...

2004-11-19 Thread Kevin Loch
Leo Bicknell wrote: With the exception of auto-configuration, I have yet to see any IPv6 gear that cares about prefix length. Configuring a /1 to a /128 seems to work just fine. If anyone knows of gear imposing narrower limits on what can be configured I'd be facinated to know about them. 64 bit

Re: Stupid Ipv6 question...

2004-11-19 Thread Crist Clark
Lars Erik Gullerud wrote: On Fri, 2004-11-19 at 16:36, Stephen Sprunk wrote: /127 prefixes are assumed for point-to-point links, and presumably an organization will divide up a single /64 for all ptp links -- unless they have more than 9,223,372,036,854,775,808 of them. While that would seem lo

Re: Stupid Ipv6 question...

2004-11-19 Thread Leo Bicknell
In a message written on Fri, Nov 19, 2004 at 05:15:26PM +0100, Lars Erik Gullerud wrote: > While that would seem logical for most engineers, used to /30 or /31 ptp > links in IPv4 (myself included), that does not in fact seem to be the > way things are currently done in IPv6, unless something chan

Re: Stupid Ipv6 question...

2004-11-19 Thread Lars Erik Gullerud
On Fri, 2004-11-19 at 16:36, Stephen Sprunk wrote: > /127 prefixes are assumed for point-to-point links, and presumably an > organization will divide up a single /64 for all ptp links -- unless they > have more than 9,223,372,036,854,775,808 of them. While that would seem logical for most engi

Re: Stupid Ipv6 question...

2004-11-19 Thread Stephen Sprunk
Thus spake "Dan Mahoney, System Admin" <[EMAIL PROTECTED]> I'm having trouble wrapping my head around ipv6 style suffixes -- does anyone have a chart handy? How big is a /64, specifically? Subnet sizes work a bit differently in IPv6 due to autoconfiguration; nearly all subnets are expected to be

Re: Stupid Ipv6 question...

2004-11-19 Thread Dan Mahoney, System Admin
On Fri, 19 Nov 2004, Stephane Bortzmeyer wrote: On Fri, Nov 19, 2004 at 03:06:43AM -0500, Dan Mahoney, System Admin <[EMAIL PROTECTED]> wrote a message of 25 lines which said: I'm having trouble wrapping my head around ipv6 style suffixes -- does anyone have a chart handy? How big is a /64, specif

Re: Stupid Ipv6 question...

2004-11-19 Thread Stephane Bortzmeyer
On Fri, Nov 19, 2004 at 03:06:43AM -0500, Dan Mahoney, System Admin <[EMAIL PROTECTED]> wrote a message of 25 lines which said: > I'm having trouble wrapping my head around ipv6 style suffixes -- > does anyone have a chart handy? How big is a /64, specifically? Since an IPv6 address is 128 b

Stupid Ipv6 question...

2004-11-19 Thread Dan Mahoney, System Admin
In preparation for the upcoming advent of ipv6, I'm playing with a tunnel I've gotten from HE's cool tunnelbroker, and I'm plagued by the question that about an hour of google searching can't answer for me. I'm having trouble wrapping my head around ipv6 style suffixes -- does anyone have a cha