[c-nsp] 15km optics

[Gert Doering]

Hi,

On Fri, Mar 13, 2009 at 12:48:15PM -0300, Ray Burkholder wrote:
> I have a carrier which has about 13km to 15km of fibre to their CO.  They
> run 1310 nm alcatel equipment on their end.  I was wanting to use a Cisco
> GLC-LH-SM on my end but that is rated for 10km.  The GLC-ZX-SM is 1550 nm
> 70km device which is incompatible.  
> 
> Does anyone have suggestions on how to complete this link?  inexpensive
> optical regenerator?  small intermediate alcaltel box?   a cisco SFP running
> 1310 nm and has longer range?

There's 3rd-party "LX40" modules that are 1310 and can go up to 40km,
available as GBIC or SFP.

We use a few of those and are quite happy.  Of course IOS complains 
"bah, bah, don't do that".

gert
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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de
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