Haven't seen the problem return since I turned off flow control on the Air Fiber 5X connected to that port.
Thanks David! On Thu, Aug 4, 2016 at 9:43 AM, James Wilson <[email protected]> wrote: > As soon as I turned off flow control on the backhaul Air Fiber connected > to this port the Netonix switch on the upstream side of the backhaul got > too many pause frames and shut off its flow control automatically. > > Hmmm... > > On Thu, Aug 4, 2016 at 9:33 AM, James Wilson <[email protected]> wrote: > >> This sounds like the problem Netonix was having with Ubiquiti Air Fibers >> - a Pause Frame flood. Their new firmware turns off the flow control on >> their switches automatically if a pause frame flood is detected. >> >> I will turn off the the flow control on the Air Fiber connected to this >> port and try that, thanks! >> >> On Thu, Aug 4, 2016 at 9:27 AM, David Jones <[email protected]> >> wrote: >> >>> I think I know what is happening... I have had this problem with >>> Ubiquiti radios for a bit now. That looks like a flood of RX pause packets >>> from flow control. The MT will see the PPS but you will not find anything >>> on torch because it is at the switch layer. >>> >>> If you have a smart switch there I would strongly recommend finding what >>> port it is originating from. I bet it is from a UBNT Radio. Then a simple >>> fix would be disable the flow control on that device. >>> >>> On Wed, Aug 3, 2016 at 8:14 PM, James Wilson <[email protected]> >>> wrote: >>> >>>> Thanks Jesse! >>>> >>>> On Wed, Aug 3, 2016 at 10:13 PM, Jesse Dupont < >>>> [email protected]> wrote: >>>> >>>>> I'm guessing that if there have been no configuration changes >>>>> recently, you had nefarious traffic running across this link in the TX >>>>> direction that was a flood of small packets at a moderate bit rate. The >>>>> bandwidth drop was because of the 46K PPS, which a 2011 simply can't do. >>>>> Scott is right, Torching it will make it obvious. >>>>> >>>>> > On Aug 3, 2016, at 7:23 PM, James Wilson <[email protected]> >>>>> wrote: >>>>> > >>>>> > This is Port 3 on an RB2011UiAS at one of our relay sites. >>>>> Intermittently we are seeing a two minute drop in speed. >>>>> > >>>>> > And the packets per second go up at the same time. >>>>> > >>>>> > Port 3 is connected to an Ubiquiti AirFiber 5X at 1 Gbps. >>>>> > >>>>> > Some of the other ports have Ubiquiti Rockets attached at 100 Mbps. >>>>> > >>>>> > Any ideas? Can I supply more information? >>>>> > >>>>> > >>>>> > >>>>> > <image.png> >>>>> > _______________________________________________ >>>>> > Mikrotik-users mailing list >>>>> > [email protected] >>>>> > http://lists.wispa.org/mailman/listinfo/mikrotik-users >>>>> _______________________________________________ >>>>> Mikrotik-users mailing list >>>>> [email protected] >>>>> http://lists.wispa.org/mailman/listinfo/mikrotik-users >>>>> >>>> >>>> >>>> _______________________________________________ >>>> Mikrotik-users mailing list >>>> [email protected] >>>> http://lists.wispa.org/mailman/listinfo/mikrotik-users >>>> >>>> >>> >>> >>> -- >>> David Jones >>> NGL Connection >>> 307-288-5491 ext 702 >>> >>> _______________________________________________ >>> Mikrotik-users mailing list >>> [email protected] >>> http://lists.wispa.org/mailman/listinfo/mikrotik-users >>> >>> >> >
_______________________________________________ Mikrotik-users mailing list [email protected] http://lists.wispa.org/mailman/listinfo/mikrotik-users
