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Re: [RRG] ALT + NERD is inelegant & inefficient, compared to APT or Ivip

To: Iljitsch van Beijnum <iljitsch@muada.com>
Subject: Re: [RRG] ALT + NERD is inelegant & inefficient, compared to APT or Ivip
From: Tony Li <tli@cisco.com>
Date: Mon, 28 Jan 2008 00:37:56 -0800
Cc: Brian E Carpenter <brian.e.carpenter@gmail.com>, Eliot Lear <lear@cisco.com>, Robin Whittle <rw@firstpr.com.au>, Routing Research Group <rrg@psg.com>, Dino Farinacci <dino@cisco.com>
In-reply-to: <835547EF-A191-4E29-AD01-1E1B14CCD739@muada.com>
References: <47956B71.2090609@firstpr.com.au> <57573EC5-D976-4132-B8BB-2E3273811806@cisco.com> <47969864.2050408@firstpr.com.au> <479748DB.6070206@cisco.com> <47978517.9080301@gmail.com> <C8732908-992A-4493-A1BA-CA9241DF2577@cisco.com> <835547EF-A191-4E29-AD01-1E1B14CCD739@muada.com>


On Jan 27, 2008, at 9:26 AM, Iljitsch van Beijnum wrote:

What's wrong with the approach where a host that is away from homegets its packets tunneled from home to its current location andthen negotiates a direct tunnel with its correspondents for moreoptimal packet flow?

Nothing 'wrong' per-se. However, it would have the drawbacks ofrequiring host modifications and tunneling, with the associatedissues. There are also going to be latency issues vs. going direct.


Tony




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References:
- [RRG] ALT + NERD is inelegant & inefficient, compared to APT or Ivip
  - From: Robin Whittle <rw@firstpr.com.au>
- Re: [RRG] ALT + NERD is inelegant & inefficient, compared to APT or Ivip
  - From: Dino Farinacci <dino@cisco.com>
- Re: [RRG] ALT + NERD is inelegant & inefficient, compared to APT or Ivip
  - From: Robin Whittle <rw@firstpr.com.au>
- Re: [RRG] ALT + NERD is inelegant & inefficient, compared to APT or Ivip
  - From: Eliot Lear <lear@cisco.com>
- Re: [RRG] ALT + NERD is inelegant & inefficient, compared to APT or Ivip
  - From: Brian E Carpenter <brian.e.carpenter@gmail.com>
- Re: [RRG] ALT + NERD is inelegant & inefficient, compared to APT or Ivip
  - From: Tony Li <tli@cisco.com>
- Re: [RRG] ALT + NERD is inelegant & inefficient, compared to APT or Ivip
  - From: Iljitsch van Beijnum <iljitsch@muada.com>

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