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 > >
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