He has tried everything. I am stumped as well. I saw this issue with 100mb cambium bricks but it was resolved with 1gb.
Tyson Burris, President Internet Communications Inc. 739 Commerce Dr. Franklin, IN 46131 317-738-0320 Daytime # 317-412-1540 Cell/Direct # Online: www.surfici.net Forgive the brevity, the typos and my fat fingers! > On Mar 6, 2016, at 6:57 PM, Josh Luthman <[email protected]> wrote: > > Can you try 10 meg eth ports and see if it goes up (slightly)? Rf tests are > good so the issue has to be eth ports. > > FYI I've had an rb2011 for a year and change no issues. Customers getting 30 > megs using 75/25 at 5ms frames. > > Josh Luthman > Office: 937-552-2340 > Direct: 937-552-2343 > 1100 Wayne St > Suite 1337 > Troy, OH 45373 > >> On Mar 6, 2016 6:02 PM, "Ken Hohhof" <[email protected]> wrote: >> Wouldn't the Trango just dump its buffer to the router at line rate? Unless >> you have flow control. >> >> It also seems this might be limited to the situation where most of the >> backhaul traffic is going to one customer. >> >> >> -----Original Message----- From: George Skorup >> Sent: Sunday, March 06, 2016 4:54 PM >> To: [email protected] >> Subject: Re: [AFMUG] Poor throughput on ePMP AP >> >> Through a site router, yes, that's exactly what I was seeing. >> >>> On 3/6/2016 4:19 PM, Ken Hohhof wrote: >>> Are you saying this is an upstream problem? I don't see how what you >>> describe can happen with downstream traffic if you have a tower router with >>> interface buffers. >>> >>> >>> -----Original Message----- From: George Skorup >>> Sent: Sunday, March 06, 2016 3:42 PM >>> To: [email protected] >>> Subject: Re: [AFMUG] Poor throughput on ePMP AP >>> >>> What about sync/GPS? And are you on 2.5 or 5ms framing? >>> >>> Nate @ Blast and I had a similar issue. We had 450 + Ubiquiti + Trango >>> ApexPlus. Throughput was fine on the PMP450. Directly attaching to the >>> switch/router at the Trango link showed no apparent issues. Across a >>> Rocket link, the clients behind it (some UBNT, FSK and 450) would see a >>> burst of 10-12Mbps and then it would dwindle to 3-5Mbps. We swapped the >>> Rockets for a set of ePMP. Throughput got much better with the link in >>> ePTP (2.5ms) mode. So my first thought was that the Rocket link just >>> sucked, and it did, but we were still getting some speed complaints and >>> not even at peak utilization. Something else was going on. >>> >>> And then Nate posted about very similar issues. He had a client on a 450 >>> and an ePMP. Throughput on the 450 was fine, ePMP not so much. And >>> really only when he had the traffic going across his Trango link. That's >>> when Gino mentioned the ApexPlus ethernet packet buffer issue. The >>> shorter frame duration would allow the Trango buffer to empty a little >>> faster, hiding the problem just a little bit. Ultimately, Trango needed >>> to get their buffer issue sorted out, and they did. >>> >>> I wrote all that to ask this... what's farther upstream from this site? >>> >>>> On 3/6/2016 10:26 AM, Justin Wilson wrote: >>>> Sp I have an issue. Tower is a 4 sector ePMP setup and two backhauls. We >>>> are seeing poor throughput when connected to the APs (all of them). >>>> Signals are great. Quality and capacity are great. When going through the >>>> AP we are consistently seeing 4-5 megs of download out to a known >>>> speedtest server. If we plug into the same wired port on which the AP, >>>> which gave us the poor throughput, we can max out the 100 meg uplink. >>>> Issue only happens when going through the wireless. Here is what I know: >>>> >>>> >>>> 1.APs are set to 75/25. SM can do a link test and get 50meg x 12meg on >>>> the link test. So RF is good. Isolated AP to where only one client was >>>> on. Same great results. >>>> >>>> 2.Firmware does not seem to be a factor. Can reproduce this on 2.6.1, >>>> 2.5.1, and 2.4.3. >>>> >>>> 3.Have replaced POE injectors 3 times with different manufactures. >>>> >>>> 4.Does not matter if it is DHCP or PPPoE. Hard wired is fine. Wireless >>>> stinks. >>>> >>>> >>>> The AP is plugged into a POE which then plugs into a Mikrotik 2011. If I >>>> plug into the same exact port the aps plug into speeds are great. The only >>>> thing that is left is patch cable to POE, Cable to AP, or AP. I refuse to >>>> think 6 cables on the tower do the exact same thing. The odds for that >>>> are Powerball winning crazy. Speediest from a laptop hooked to an SM to >>>> the 2011 are poor. 4-5 megs consistent with spikes up to 10-13, but all >>>> over the place. Acts like negotiation. Have set Mikrotik to Auto, to 100 >>>> meg full, only accepted 100 meg on auto. >>>> >>>> Customers who have 5 meg packages or below don’t see this. Those with 10 >>>> meg packages are the ones seeing 4-5 meg speeds. 10 meg packages did work. >>>> >>>> Clients are mainly at 2.6.1, but we can reproduce this with a 2.5 and >>>> 2.4.x SMs. Nothign has changed in the network, which tests out just fine >>>> up to the point it gets handed off to the ePMP. >>>> >>>> Anyone ran into this? Any thoughts? >>>> >>>> Justin
