> On Jul 6, 2015, at 4:50 AM, CiscoNSP List <[email protected]> wrote:
> 
> 
> Hi Everyone,
> 
> 
> 
> As per title....ordered a bunch of our usual single mode SFP's. and they are 
> badged as LH, but when inserted into router/switch, they report as ZX.....can 
> I connect our LH to the new ZX ones (I dont have a router/switch handy to 
> test), and have to ship them interstate.....but obviously dont want to if 
> they are no compatible with our existing LH SFP's

Oh one more thing:  I’ve noticed that some 10KM SFPs come as 20km capable:

Date Code: 150213 
1000Base-LX
extended compliance_code 0
Distances:
        SMF - 20 km
        SMF - 20000 meters
        OM4 - 320 meters
Wavelength: 1310.00nm

It’s possible that the router interprets >10km as ZX.

- Jared
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