Have you posted on the Cambium forums? They are generally pretty good about responding there if you provide sufficient data.
On Wed, Mar 23, 2016 at 6:31 AM, Stefan Englhardt <[email protected]> wrote: > The SMs disconnect from AP and then reconnect. Due to DFS and CAC this is > an outage of >60s for the customer. > > Happens on different sites and different Signal levels. Most affected are > customers very close which see > > multiple sectors of a cluster. They connect with good signal to the wrong > sector once they are kicked from the matching > > sector. But I see this on an omni installation, too. > > > > I went thru with cambium first level support and stopped this due to time > consuming and senseless > > trial and error with every single parameter. We on our own tried different > freqencies, changed from synced to flexible mode … > > I dont want to debug any longer. > > > > On another site I have some gps-issues where an AP droping all clients > even within the configured gps holdoff time > > due to loosing gps. It shows more than enough Satellites all day long. So > may be an interference issue together > > with a SW-Problem rendering the holdoff time unusable. > > This happens from time to time and gives some angry customers. > > > > I just lost faith in this gear. It works for most customers but it is > outdated once it will work flawless. > > > > We should have stayed with Mikrotik 11n until UBNT had their AC gear > stable enough. Now with 7.2 and > > the newest 8.x Beta this is working very well. We use the Rocket AC PTMP > with filtering in 20 MHz Channels which seems > > to be a sweet spot for this gear. Only happy customers so far. > > > > > > *Von:* Af [mailto:[email protected]] *Im Auftrag von *Adam Moffett > *Gesendet:* Mittwoch, 23. März 2016 11:02 > *An:* [email protected] > *Betreff:* Re: [AFMUG] ePMP rant > > > > I've been playing with ePMP, but only on a small scale.� What is the > symptom of these disconnects?� Is the SM losing connection to the AP, or > do you mean something layer3 like dropping TCP connections? > > ....I ask because I want to check if I'm having the same problem and > haven't noticed. > > On 3/23/2016 3:23 AM, Stefan Englhardt wrote: > > We pull the plug now on our ePMP installations. We still have disconnects. > Every day a disappointed customer calls. > > We dont look at this anymore. We give them a Mikrotik or a UBNT AC to make > them happy and take the ePMP SM back. > > � > > We had several problems with SW quality in the past. We had bad SMs we > need to RMA. At some time it seems stable. Now problems > > came back. Not sure it is SW or HW. We dont want to bother any longer. > This gear is low quality no matter what is said by marketing. > > � > > We go UBNT AC now. Blazing fast webinterface, background channel scan and > more speed on 20MHz Channels. Everywhere we use it > > we have much better results than with ePMP. These ePMP fans want to tell > 11ac is not needed as 256QAM is never achievable. > > we see it at most of our installed cpes. If signal is to weak for 256QAM > there are cheap dish-cpes. > > � > > >
