[c-nsp] SFP compatibility

Jared Mauch jared at puck.nether.net
Wed Feb 3 21:08:53 EST 2016

> On Feb 3, 2016, at 9:06 PM, Wilmer <overkillxx at gmail.com> wrote:
> Hey Guys,
> Probably a stupid question, but I can't find an obvious answer on Cisco.
> Are the following SFP's able to be used to together:
> One device is using at GLC-FE-100EX & the other end is using
> a 1000BASE-LX/LH (Single Mode fibre).
> I "think" these SFP's are compatible with each other.. But if someone can
> confirm this it would be great.

I would say no.

You can get 1000Base-LX/LH optics for around $7 + shipping these days, so I would just swap both sides to be 1G.

There’s even cool devices like this to do the 1G <-> RJ45 if you need it:


- Jared

More information about the cisco-nsp mailing list