[74781] in North American Network Operators' Group
Re: 3 Mb question
daemon@ATHENA.MIT.EDU (Richard J. Sears)
Wed Oct 13 20:38:46 2004
Date: Wed, 13 Oct 2004 17:30:47 -0700
From: "Richard J. Sears" <rsears@adnc.com>
To: Gerald <gcoon@inch.com>
Cc: nanog@merit.edu
In-Reply-To: <20041013171848.A75202@kod.inch.com>
Errors-To: owner-nanog-outgoing@merit.edu
Hi Gerald -
If you search the list for ip load-sharing per-packet you will see how
we manage all of our multi-customer T1s.
Never had any long term luck with MLPPP.
On Wed, 13 Oct 2004 17:47:18 -0400 (EDT)
Gerald <gcoon@inch.com> wrote:
>
> I've got what seems to me like an innocuous question for this list...
>
> Someone is requesting access to about 3 mb of traffic up/dn. I figure 2
> T1s will give them the 3 Mb I need, but I'm looking for suggestions on
> either efficiently combining those 2 to get the most bandwidth for their
> buck or else I have to look at getting them a ds3 and scaling back to
> what they need.
>
> Is there an good low end suggestion for making effective use of 2 T1s to
> give 3 Mb of bandwidth? In practice, I've seen 2 T1s load balanced with
> CEF not do very well at giving a full 3 Mb. (This was without turning on
> per-packet CEF)
>
> I'm not personally experienced with MLPPP or mux hardware if that helps,
> but I could get it set up if that's the consensus as the best option.
> The NRC of something that would effectively couple the 2 T1s would
> easily beat the MRC of a DS3 which I think might be overkill for just 3
> Mb.
>
> Thanks for suggestions and tips.
>
> Gerald
******************************************
Richard J. Sears
Vice President
American Digital Network
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