Each SFP will have that range in their specifications. Most of the time it will say it under minimum receive power.
Regards, Chuck On Wed, Mar 2, 2016 at 12:23 AM, George Skorup <[email protected]> wrote: > I have a 1Gbps link working fine at -21dBm. About 4 miles using 20km > modules. The next pair, pretty much same distance is at -10dBm. So > something is obviously wrong with that first pair or a splice somewhere. > These modules (MikroTik's and the FiberStore equivalent) will unlock at > about -31. -24 is probably all I'd tolerate. 10Gbps I'm sure needs a little > bit more budget. > > On 3/1/2016 9:22 PM, Sterling Jacobson wrote: > > Do you know the approx. route distance? > > � > > Was otdr shot on that line? Probably was by someone, but can you see if > they have record? > > Or get a local crew to shoot it and tell you the details. > > � > > Do you remember what the SFP module was reporting? > > � > > I have a 40km laser link between two CCRs and it should be able to make it > easy, but there is loss and the logs on the CCR show that it has issues. > > � > > *From:* Af [mailto:[email protected] <[email protected]>] *On > Behalf Of *Andreas Wiatowski > *Sent:* Tuesday, March 1, 2016 7:54 PM > *To:* [email protected] > *Subject:* [AFMUG] Mikrotik SFP+ 10GB > > � > > Wondering if anyone has guidance on what is an acceptable receive power > level that a CCR will report on an SFP.� I currently have an SFP+ module > that is reporting a -18. This is a 40KM module�I originally put in a 20KM > module and it was reporting a -40.� I was getting only a one way link.� > The path I estimate is about 20KM that I am linking�and I�m unsure of > the quality of splicing�it is dark fibre I have from a > municipality�been running 1Gbps on 20KM SFP�s until now. > > � > > Thanks! > > � > > Cheers, > > ______________________________ > > Andreas Wiatowski | CEO > > Silo Wireless Inc. > > Email� <[email protected]>[email protected] > > 19 Sage Court > > Brantford, Ontario N3R 7T4 (CANADA) > > Tel +1.519.449.5656� Extension-600|Fax +1.519.449.5536 |Toll Free > +1.866.727.4138 > > � > > >
