nanog mailing list archives

Re: LX sfp minimum range


From: Pierre-Yves Maunier <nanog () maunier org>
Date: Fri, 27 Jan 2012 17:47:27 +0100

2012/1/27 Steven Tardy <sjt5 () its msstate edu>

On 01/26/12 16:33, Pierre-Yves Maunier wrote:



It can happends that SX works on singlemode but it can fail anytime.

just because you can doesn't mean you should.

we have experience multiple cases where LX-MMF-LX works great for 3-5+
years...
then one day no longer gets link. swapping to a different fiber pair
restores link.
can't remember SX-MMF-SX failing after years of service.


That's why I wrote 'but it can fail anytime' meaning, I strongly recommand
to NOT do it.


-- 
Pierre-Yves Maunier


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