nanog mailing list archives

Re: PASSIVE [D]WDM... Like, Cisco 15216.


From: Simon Lockhart <simonl () rd bbc co uk>
Date: Thu, 25 Jul 2002 07:12:20 +0100


On Wed Jul 24, 2002 at 11:02:21AM -0400, Alex Rubenstein wrote:
First, has anyone had experience with ITU Grid Optic GBICs? Do they even
exist?

Cisco sell "CWDM" GBICs, which are sort of on ITU wavelengths, but with a
wider spacing. I've not tried them to see if I can use them with the 15216
but "sparsely".
 
Second, does anyone know of a 'back-box' that will take standard 1310 or
1550 nm signal, and 'convert' it to an ITU grid?

I'm currently using the 15454 to wavelength convert OC48 signals, but have
not to date seen a black-box wavelength convertor - I would also be interested
to know if such a beast exists. I think if you want to do this, you're stuck
with the Metro 1500 (or equivalent from someone else), which becomes very
expensive quickly.

Simon
-- 
Simon Lockhart                       |   Tel: +44 (0)1737 839676 
Internet Engineering Manager         |   Fax: +44 (0)1737 839516 
BBC Internet Services                | Email: Simon.Lockhart () bbc co uk 
Kingswood Warren,Tadworth,Surrey,UK  |   URL: http://support.bbc.co.uk/


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