Re: IPv6 daydreams

2005-10-19 Thread David Barak
--- David Conrad [EMAIL PROTECTED] wrote: On Oct 17, 2005, at 10:39 PM, Paul Jakma wrote: Wrong issue. What I'm unhappy about is not the size of the address - you'll notice that I didn't say make the whole address space smaller. What I'm unhappy about is the exceedingly sparse

Re: IPv6 daydreams

2005-10-18 Thread David Conrad
On Oct 17, 2005, at 10:39 PM, Paul Jakma wrote: Wrong issue. What I'm unhappy about is not the size of the address - you'll notice that I didn't say make the whole address space smaller. What I'm unhappy about is the exceedingly sparse allocation policies You can allocate to 100%

Re: IPv6 daydreams

2005-10-17 Thread Jeroen Massar
On Mon, 2005-10-17 at 02:52 +, Christopher L. Morrow wrote: On Sat, 15 Oct 2005, Tony Li wrote: Hopefully, that will reach a point where the operators show up and participate at IETF, rather than the IETF coming to NANOG. agreed. Full ack. Ops should really realize that they can

Re: IPv6 daydreams

2005-10-17 Thread Mark Smith
Hi David, On Sun, 16 Oct 2005 16:49:25 -0700 (PDT) David Barak [EMAIL PROTECTED] wrote: snip I'd change the allocation approach: rather than give every customer a /64, which represents an IPv4 universe full of IPv4 universes, I'd think that any customer can make do with a single

Re: IPv6 daydreams

2005-10-17 Thread Randy Bush
If we're going to do that, we may as well also start reclaiming those 48 bit MAC addresses that come with ethernet cards. After all, nobody would need anymore than say 12 to 13 bits to address their LANs. so you think that layer-2 lans scale well above 12-13 bits? which ones in particular?

Re: IPv6 daydreams

2005-10-17 Thread Mark Smith
Hi Randy, On Sun, 16 Oct 2005 23:08:49 -1000 Randy Bush [EMAIL PROTECTED] wrote: If we're going to do that, we may as well also start reclaiming those 48 bit MAC addresses that come with ethernet cards. After all, nobody would need anymore than say 12 to 13 bits to address their LANs.

Re: IPv6 daydreams

2005-10-17 Thread Kevin Loch
Mark Smith wrote: We didn't get 48 bits because we needed them (although convenience is a need, if it wasn't we'd still be hand winding our car engines to start them ). We got them because it made doing other things much easier, such as (near) guarantees of world wide unique NIC addresses,

Re: IPv6 daydreams

2005-10-17 Thread Peter Dambier
From an end-user: I dont know what I should need an /64 for but it's barf, barf anyhow. My routing table is telling me I have got a /124 only: The tunnel (network) *::0 The end of the tunnel *::1 Me *::2 The tunnel broadcast *::3 Right now I have the impression we are only enusers. Right now

Re: IPv6 daydreams

2005-10-17 Thread Paul G
, 2005 5:43 AM Subject: Re: IPv6 daydreams --- snip --- Sorry I have to stop now. Some policemen want to talk with me about a major fraud done with my IPv6 tunnel. See you later :) no, they're just there to help out the guys in the white lab coats holding an odd-looking jacket. better late

Re: IPv6 daydreams

2005-10-17 Thread Peter Dambier
Mohacsi Janos wrote: On Mon, 17 Oct 2005, Peter Dambier wrote: From an end-user: I dont know what I should need an /64 for but it's barf, barf anyhow. My routing table is telling me I have got a /124 only: The tunnel (network) *::0 The end of the tunnel *::1 Me *::2 The tunnel

Re: IPv6 daydreams

2005-10-17 Thread David Barak
--- Mark Smith [EMAIL PROTECTED] wrote: Why have people, who are unhappy about /64s for IPv6, been happy enough to accept 48 bit addresses on their LANs for at least 15 years? Why aren't people complaining today about the overheads of 48 bit MAC addresses on their 1 or 10Gbps

Re: IPv6 daydreams

2005-10-17 Thread Jeroen Massar
On Mon, 2005-10-17 at 04:43 -0700, David Barak wrote: What I'm unhappy about is the exceedingly sparse allocation policies which mean that any enduser allocation represents a ridiculously large number of possible hosts. See the HD ration + proposals about sizing it down to a /56 as mentioned

Re: IPv6 daydreams

2005-10-17 Thread Paul Jakma
On Mon, 17 Oct 2005, David Barak wrote: Wrong issue. What I'm unhappy about is not the size of the address - you'll notice that I didn't say make the whole address space smaller. What I'm unhappy about is the exceedingly sparse allocation policies You can allocate to 100% density on the

IPv6 daydreams

2005-10-16 Thread David Barak
--- Randy Bush [EMAIL PROTECTED] wrote: so, if we had a free hand and ignored the dogmas, what would we change about the v6 architecture to make it really deployable and scalable and have compatibility with and a transition path from v4 without massive kludging, complexity, and long

Re: IPv6 daydreams

2005-10-16 Thread Randy Bush
Okay, I'll bite - If I were king, here's what I'd want to see: [ changes to current policies, not architecture, elided ] let's first agree on some goals o really big address space, not the v6 fixed 32 bit limited game. (old dogs will now bay for variable length, aroo!) o a

Re: IPv6 daydreams

2005-10-16 Thread Randy Bush
o really big address space, not the v6 fixed 32 bit s/32/64/ sorry

Re: IPv6 daydreams

2005-10-16 Thread bmanning
On Sun, Oct 16, 2005 at 05:20:12PM -1000, Randy Bush wrote: Okay, I'll bite - If I were king, here's what I'd want to see: [ changes to current policies, not architecture, elided ] let's first agree on some goals o really big address space, not the v6 fixed 32 bit limited

Re: IPv6 daydreams

2005-10-16 Thread Suresh Ramasubramanian
On 17/10/05, David Barak [EMAIL PROTECTED] wrote: I'd change the allocation approach: rather than give every customer a /64, which represents an IPv4 universe full of IPv4 universes, I'd think that any customer can make do with a single IPv4-size universe, and make the default end-customer

Re: IPv6 daydreams

2005-10-16 Thread Randy Bush
o a routing system which has the ability to scale really well in the presence of fewer and fewer nodes (think sites) where out-degree == 1 sure... maybe. is there the presumption of e2e here? i think so, for various valies of e2e o mobility process mobility? latency tolerent?