nanog mailing list archives

RE: Ethernet performance tests


From: "Holmes,David A" <dholmes () mwdh2o com>
Date: Mon, 1 Nov 2010 11:13:58 -0700

EXFO also sells the BRIX SLA verifier, which calculates RTT, packet
loss, and jitter for various applications running on top of the link
layer.

-----Original Message-----
From: Tim Jackson [mailto:jackson.tim () gmail com] 
Sent: Wednesday, October 27, 2010 6:54 PM
To: Diogo Montagner
Cc: nanog () nanog org
Subject: Re: Ethernet performance tests

We dispatch a technician to an end-site and perform tests either
head->head with another test set, or to a loop at a far-end..

We do ITU-T Y.156sam/EtherSAM and/or RFC2544 tests depending on the
customer requirements. (some customers require certain tests for x
minutes)

http://www.exfo.com/en/Products/Products.aspx?Id=370
^--All of our technicians are equipped with those EXFO sets and that
module. Also covers SONET/DS1/DS3 testing as well in a single easy(er)
to carry set..

--
Tim

On Wed, Oct 27, 2010 at 6:32 PM, Diogo Montagner
<diogo.montagner () gmail com> wrote:
Hello everyone,

I am looking for performance test methodology for ethernet-based
circuits. These ethernet circuits can be: dark-fiber, l2circuit
(martini), l2vpn (kompella), vpls or ng-vpls. Sometimes, the ethernet
circuit can be a mix of these technologies, like below:

CPE <-> metro-e <-> l2circuit <-> l2vpn <-> l2circuit <-> metro-e <->
CPE

The goal is verify the performance end-to-end.

I am looking for tools that can check at least the following
parameters:

- loss
- latency
- jitter
- bandwidth
- out-of-order delivery

At this moment I have been used IPerf to achieve these results. But I
would like to check if there is some test devices that can be used in
situations like that to verify the ethernet-based circuit performance.

The objective of these tests is to verify the signed SLAs of each
circuit before the customer start to use it.

I checked all MEF specifications and I only find something related to
performance for Circuit Emulation over Metro-E (which is not my case).

Appreciate your comments.

Thanks!
./diogo -montagner





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