I've seen this where it starts to "run out of memory" after a length of uptime. Did you reboot (not necessarily power cycle, but reset the uptime counter)? Might try v4, too.
Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 On Tue, Nov 6, 2018 at 8:37 AM, Ken Hohhof <[email protected]> wrote: > I’ve had a problem that comes and goes similar to yours except it’s also > the signal level on one polarization also drops like 20 dB and then after a > few hours or days it comes back. Changing software didn’t help. This > started after we replaced one end of the link due to lightning damage. I > realize my problem isn’t exactly the same as yours, but still, my guess is > you will end up replacing one of the radios. Maybe replace both ends in > case there was a manufacturing issue around that time. AF5X aren’t that > expensive, maybe safer to just replace them both. > > > > *From:* AF <[email protected]> *On Behalf Of *Mark Frost > *Sent:* Tuesday, November 6, 2018 5:01 AM > > *To:* AnimalFarm Microwave Users Group <[email protected]> > *Subject:* Re: [AFMUG] AirFiber 5X Oddity > > > > Hi Jeremy and Colin, > > > > Thanks both for your input. > > > > We did change the channel during one of the events and the problem > persisted. From memory (I’ll have to check with others), it fixed it for a > minute or two then started again. > > > > I agree that its worth a firmware upgrade. Having said that, it seems odd > that if it was a firmware issue, it would start out of the blue after a > couple of years? > > > > Cheers, > Mark > > > > > > *From:* AF <[email protected]> *On Behalf Of *Jeremy > *Sent:* Tuesday, 6 November 2018 14:00 > *To:* AnimalFarm Microwave Users Group <[email protected]> > *Subject:* Re: [AFMUG] AirFiber 5X Oddity > > > > Sorry, missed the line that you had already tried switching channels. > Maybe firmware?? > > > > On Mon, Nov 5, 2018 at 8:58 PM Jeremy <[email protected]> wrote: > > I see this with interference (even though the noise floor doesn't seem to > go up). I would run a scan and see if switching channels helps. Also,try > upgrading to 3.2.1 on both sides > > > > On Mon, Nov 5, 2018 at 8:56 PM Colin Stanners <[email protected]> wrote: > > That is strange. Was the channel switching done during one of the events? > Did the radio come back still at the low modulation? > > On Mon, Nov 5, 2018, 9:36 PM Mark Frost <[email protected]> wrote: > > Hi All, > > > > We’re experiencing a very weird and very intermittent issue with an > AirFiber 5x Link. > > > > For the past few weeks, we experience a one way drop in modulation – all > the way down to 1/4x (QPSK). This occurs at random times of the day or > night, lasting between 5 minutes to 2 hours, and then fixes itself. It > occurs randomly from one to three times in a 24 hour window on average, and > doesn’t seem related to traffic load. > > > > The link has been in and operational for the best part of 2 years with no > problems whatsoever. The path is 14.2KM (~9mi), 600mm dishes (45deg offset > ones) operating on a 30MHz channel and holds 64QAM. We’ve tried moving > channels but that hasn’t helped. The signal on both chains (1 and 0) at > both ends doesn’t change at all during the event (between -60 and -58 > across all). There is no environmental changes during these events (such as > rain, etc). > > > > I’ve spent hours reading the ubiquiti forums, and I’m still at a loss as > to what could cause the issue. We are operating on old firmware, and I did > see one post mention that the duty cycle was incorrect in a firmware > revision (we run at 50/50) but that seems very anecdotal. > > > > Our only option at this stage is to replace the units. I’m guessing it’ll > need to be both ends, as we don’t know if its RX on one unit or TX on the > other. > > > > I just thought I’d check in on the off chance anyone may have a suggestion > before we go climbing… > > > > Cheers, > Mark > > > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > >
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