RE: IPv4 address length technical design

2012-10-07 Thread Paul Vinciguerra
Ok, then let's take a step back, perhaps not permanently, and say DNS resolution is only really useful for routers with more than just a single default external route. So DNS could be reduced to an inter-router only protocol, similar to BGP in some sense. LISP DDT uses a lookup to

LISP vs. IRON vs. BGP (was Re: BGPttH. Neustar can do it, why can't we?)

2012-08-23 Thread Paul Vinciguerra
across providers (usually what we find most people mean when they say BGP) and v6 to the home via LISP. The traffic can be configured for load sharing across links or as an active/passive configuration. We announce the aggregates into the DFZ. Paul Vinciguerra CCIE 10291 [Description

RE: Level 3 BGP Advertisements

2012-08-29 Thread Paul Vinciguerra
-Original Message- From: Blake Dunlap [mailto:iki...@gmail.com] Sent: Wednesday, August 29, 2012 4:00 PM To: n...@flhsi.com Cc: nanog@nanog.org Subject: Re: Level 3 BGP Advertisements On Wed, Aug 29, 2012 at 2:56 PM, Nick Olsen n...@flhsi.com wrote: I hear you guys, It's done that

RE: MTU mismatch on one link

2012-08-31 Thread Paul Vinciguerra
You need to raise your MTU above that on the other side and do a ping size sweep. Unlike at Layer-3 when you can use set a DF bit and get back an ICMP error, at Layer-2 when you exceed the far side's MTU, the packets are silently dropped. Paul Vinciguerra CCIE# 10291 120 W Park Avenue

RE: Layer2 over Layer3

2012-09-12 Thread Paul Vinciguerra
ASR supports OTV if you can do multicast over L3. Although, you may not need L2 extensions in the end. -Original Message- From: Philip Lavine [mailto:source_ro...@yahoo.com] Sent: Wednesday, September 12, 2012 6:23 PM To: NANOG list Subject: Layer2 over Layer3 To all,   I am trying

RE: Layer2 over Layer3

2012-09-14 Thread Paul Vinciguerra
. Will the switch that has both the pseudowire trunk on it and the dedicated link know how to forward the frames if either goes away? From: David Swafford da...@davidswafford.commailto:da...@davidswafford.com To: Paul Vinciguerra pvi...@vinciconsulting.commailto:pvi...@vinciconsulting.com Cc: Philip Lavine