We've had issues at sites with high ~900MHz interference. If you are using the new 2k sectors, you can run the GPS cable in the channel on the side of the antenna with the puck stored in the top. This has worked for us.
On Fri, Jan 26, 2018 at 4:50 PM, CBB - Jay Fuller <[email protected] > wrote: > > Thanks. We have been using 5 min and have one problematic ap > > Sent from my Verizon 4G LTE Smartphone > > ----- Reply message ----- > From: "Joseph Falaschi" <[email protected]> > To: "Cambium Networks User Group" <[email protected]> > Subject: [Cambium-users] ePMP 2000 GPS not working after firmware upgrade > Date: Fri, Jan 26, 2018 3:31 PM > > 30 minutes > > On Fri, Jan 26, 2018 at 3:16 PM, CBB - Jay Fuller < > [email protected]> wrote: > >> >> What holdover value are you using? >> >> Sent from my Verizon 4G LTE Smartphone >> >> ----- Reply message ----- >> From: "Joseph Falaschi" <[email protected]> >> To: "Cambium Networks User Group" <[email protected]> >> Subject: [Cambium-users] ePMP 2000 GPS not working after firmware upgrade >> Date: Fri, Jan 26, 2018 2:55 PM >> >> There was an issue with the previous version of GPS antennas, that came >> with early EPMP1000's. If the GPS antennas you are using are the ones that >> came with an E2K then you should have the newer model though. In any case >> way back when there was an issue that the old antennas had in high noise >> environments. We experienced that first hand. We haven't see the issue >> since replacing the GPS antennas though. I think we still have the >> holdover timer set pretty high though which might help you in a pinch until >> a real resolution is found. >> >> Joe >> >> On Fri, Jan 26, 2018 at 2:47 PM, Kristian Hoffmann <[email protected]> >> wrote: >> >>> I agree, but we graph the tracked/visible satellites on all APs, and >>> these ones would have, say 10 tracked, and then 0 for hours, then 10. It >>> was hardly ever a gradual change. We were convinced it was firmware, or a >>> bad GPS receiver, or puck, etc. and went down every road we could think of, >>> because it seemed like it had to be one of those. Out of the 4-5 sites we >>> had with this behavior, every one was permanently solved by pointing the >>> pucks up, and I think all of them were in close proximity to a cell tower. >>> >>> -Kristian >>> >>> On 01/26/2018 12:36 PM, Josh Luthman wrote: >>> >>> No satellites doesn't sound like poor signal to me. >>> >>> Josh Luthman >>> Office: 937-552-2340 <(937)%20552-2340> >>> Direct: 937-552-2343 <(937)%20552-2343> >>> 1100 Wayne St >>> Suite 1337 >>> Troy, OH 45373 >>> >>> On Jan 26, 2018 3:28 PM, "Kristian Hoffmann" <[email protected]> >>> wrote: >>> >>> We fought with losing GPS sync on ePMP APs at a couple of sites. We had >>> been told to point the pucks south to get the best GPS signal. There were >>> several wild goose chases, as it seemed upgrading/downgrading firmware >>> fixed it, but only sometimes. In the end, the solution at each of these >>> sites was to point the GPS puck straight up. Our best guess was that there >>> was something overloading the GPS receiver in the direction we had them >>> pointed. So pointing them up, while not giving them the best signal, >>> minimized terrestrial interference. At least that's our theory. >>> >>> -Kristian >>> >>> >>> On 01/26/2018 07:39 AM, RickG wrote: >>> >>> Well, I did check the forums and found I'm not the only one. I'm going >>> to try downgrading. Was hoping to find someone here who has gone through it >>> so I dont waste time if it needs to be RMA'd :) >>> >>> On Fri, Jan 26, 2018 at 10:27 AM, Ray Savich via Cambium-users < >>> [email protected]> wrote: >>> >>>> Have you contacted our support folks or the Cambium Community? >>>> >>>> [email protected] >>>> >>>> http://community.cambiumnetworks.com/ >>>> >>>> >>>> >>>> Join the Conversation >>>> >>>> Cambium Networks Community Forum >>>> <http://community.cambiumnetworks.com/> >>>> >>>> >>>> >>>> *From:* [email protected] [mailto:cambium-users-bounces@ >>>> wispa.org] *On Behalf Of *RickG >>>> *Sent:* Friday, January 26, 2018 9:20 AM >>>> *To:* Cambium Networks User Group <[email protected]> >>>> *Subject:* [Cambium-users] ePMP 2000 GPS not working after firmware >>>> upgrade >>>> >>>> >>>> >>>> >>>> >>>> It worked before, upgraded from 3.5.1, no more :( >>>> >>>> _______________________________________________ >>>> Cambium-users mailing list >>>> [email protected] >>>> http://lists.wispa.org/mailman/listinfo/cambium-users >>>> >>>> >>> >>> >>> -- >>> -RickG >>> >>> >>> _______________________________________________ >>> Cambium-users mailing [email protected] >>> <http://lists.wispa.org/mailman/listinfo/cambium-users>http://lists.wispa.org/mailman/listinfo/cambium-users >>> >>> >>> >>> _______________________________________________ >>> Cambium-users mailing list >>> [email protected] >>> http://lists.wispa.org/mailman/listinfo/cambium-users >>> >>> >>> >>> >>> _______________________________________________ >>> Cambium-users mailing [email protected] >>> <http://lists.wispa.org/mailman/listinfo/cambium-users>http://lists..wispa.org/mailman/listinfo/cambium-users >>> >>> >>> >>> _______________________________________________ >>> Cambium-users mailing list >>> [email protected] >>> http://lists.wispa.org/mailman/listinfo/cambium-users >>> >>> >> >> _______________________________________________ >> Cambium-users mailing list >> [email protected] >> http://lists.wispa.org/mailman/listinfo/cambium-users >> >> > > _______________________________________________ > Cambium-users mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/cambium-users > >
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