nanog mailing list archives

RE: SFP+ ER and ZR


From: "George Bonser" <gbonser () seven com>
Date: Tue, 11 May 2010 09:04:54 -0700

-----Original Message-----
From: bas 
Sent: Tuesday, May 11, 2010 1:25 AM
To: nanog
Subject: SFP+ ER and ZR

Hi Guys,

I thought ER and ZR SFP+ optics were not available (yet) due to power
and cooling "challenges".

However on this site:
http://www.excelight.com/products/datalink/sfpplus.asp
They offer both ER and ZR SFP+ optics.

Has anyone used or tested with these? If so with which equipment?
Or have you found other vendors of these optics?

Thanks in advance,

Bas

Last time I checked there was an ER SFP+ optic in acceptance testing at
one major network vendor.  That was about a year ago so it would not
surprise me if there was one available.  The problem was heat
dissipation in the small form factor.  The optic module gets hot and
doesn't live long.

George



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