nanog mailing list archives

Re: LX sfp minimum range


From: David Storandt <dstorandt () teljet com>
Date: Thu, 26 Jan 2012 08:47:36 -0500

You can put a 3dB or 5dB optical pad on the link if the receiver can't
handle zero-distance optical power.


On Thu, Jan 26, 2012 at 3:03 AM, Joel jaeggli <joelja () bogus com> wrote:
vendors that specify a minimum distance for lx typically spec 2 meters.

even EX shouldn't spike the receiver at that distance as long as the max
RX is about +1.

On 1/25/12 11:26 , jon Heise wrote:
we are moving a router between 2 data centers and we only have LX sfp's for connection, is there any issue using LX 
sfp's in a short range deployment ?




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