I think you've pretty much exhausted everything. If a 450i AP in the same port works and the ePMP doesn't, then something's obviously up with the ePMP. Do you have suppressors up by the radios?

We're not very deep in ePMP yet. Couple hundred radios. Lots of extremely small isolated POPs that don't really need sync. No APs on sync over power yet. The on-board GPS and pucks with the ePMP 2k's we've been rolling out have been working fine for me so far. I will eventually have them on PacketFlux injectors once we get the customers converted off of FSK at those micro sites.

I'm not running 6.38 on any MikroTiks yet. 6.32.2 has been working well for me for a long time. That said, multiple RB1100AHX2's have been having fits. Fans not working requiring a power-cycle to work again. Ports flapping for no apparent reason. One today with a Trango ApexPlus 11 using a Trango POE/SS injector box. Went to the site to see if the cable was leaking water or something. Nope. 7919a type cable, perfectly fine. The port just starts flapping and throwing FCS errors randomly. Bounce the link and it works fine for a few minutes and starts over again. Then it mysteriously clears up on its own, of course before I can get to the site. Probably just going to end up replacing that router.

On 3/7/2017 6:22 PM, Brandon Yuchasz wrote:

That is correct George. When I go back to the site I am going to see if one of the 450i APs will get sync on it. The 450i are currently getting sync on a PacketFlux Power injector. During my initial testing to try and get sync to the ePMP AP I plugged one into the Power Injector that was feeding a 450i successfully. This was running on Gbps from the mikrotik and had REVB surge suppression in place. The ePMP did not receive sync but the 450i had no issues and has run flawless since initial install.

At this point I am fine with the ePMP getting sync from the internal and running on 100mbps with the surge in place. I am just testing to test at this point. I realized that when I didn’t get sync from the Power Injector to the ePMP when it has been feeding sync to the 450i fine I made the _ASSUMPTION _ that the Syncinjector was in fact working and passing GPS due to the flashing light. But I didn’t verify. A quick swap to a working 450i will tell me the truth.

Really I just posted incase this helped Chuck or Forest or really anyone else with a similar issue.

I am curious if anyone is running a MikroTik RB1100AHX2 ( 6.38.1 firmware) through the Rev D suppression and powering with packetflux a ePMP AP at gig speed AND passing GPS to it and getting no drops / flaps. The fact that this same setup works at all my other sites with 450i does bother me some and the fact that I have never tried it on ePMP means I just don’t know. This is the first site I had tried to pass GPS to a ePMP AP. We have always just used the onboard GPS before. It would be nice to hear confirmation that this works for everyone else with this setup and I am just nuts. Then I could move on.

I will say again though I am perfectly happy with Chucks suppression gear and Forests power and GPS gear. Works great for me and I am perfectly fine leaving this one site as is protected and running 100mbps with onboard GPS.

Thanks all,

Brandon

*From:*Af [mailto:af-boun...@afmug.com] *On Behalf Of *George Skorup
*Sent:* Tuesday, March 07, 2017 2:17 PM
*To:* af@afmug.com
*Subject:* Re: [AFMUG] ePMP and Packet Flux configuration settings. (NEW UPDATE )

Just to clarify, you cannot get sync over power to work on those two radios no matter what? All surge suppression removed doesn't get you sync over power from a SyncInjector or PowerInjector+Sync, nor a CMM3?

On 3/7/2017 12:11 PM, Brandon Yuchasz wrote:

    I wanted to give some additional updates on this thread since I
    was able to go to the site and do some additional troubleshooting
    before we started customer installs.  I found the following:

    Running auto negotiation speed from the mikrotik with Gbps as an
    option through a REV D GIGE-APC card and powered by a gigabit
    syncinjector on 48 volts with  less than 180 feet of shielded
    cable powering an epmp 2.4 GPS AP the Ethernet port flapped close
    to 1000 times over night. It never did drop down to 100mbps
    instead sticking with Gbps  We could not get GPS sync to the AP
    using CMM3.

    Running the same setup but with REV B ( which is what I had in
    place to start) we had the same results over 1000 drops and no GPS
    to the AP with CMM3

    Running the same setup and no surge suppression at all gave 0
    flaps overnight with the gigabit syncinjector powering the AP with
    48 volts.

    Running the same setup with no surge suppression at all gave o
    flaps overnight with an OEM POE installed.

    When we added a REV D suppression to the OEM POE there were only
    10 flaps overnight and no GPS sync to the AP with CMM3.

    When we added REV B to the OEM POE there were only 14 flaps
    overnight and no GPS to the AP with CMM3

    We used the same two APs for all this testing.

    Strangely enough I have an epmp force 200 backhaul at this site
    that is running through the REV B with OEM POE and has had 0 flaps
    overs  a few weeks now and has negotiated Gbps speed. Could be a
    fluke, could be wire. Hard to say.

    Breaking the shielding on the cables made no difference in flaps
    or GPS still no joy.

    I have removed Gbps from the negotiation option on the Microtik at
    this point and every one of the APs regardless of REV B or REV D
    have worked perfectly on 100mbps with OEM POE or Packetflux and
    obviously also with the surge suppression. I am fine running at
    100mbps on our ePMP and plan to leave it configured this way.

    This site defiantly did not like Gbps, packetflux and the
    suppression all in the mix at the same time.

    Hopefully this helps Chuck as he digs into the ubiquity issue. I
    don’t have any in my network.

    Best Regards,

    Brandon Yuchasz

    GogebicRange.net

    Removing the

    *From:*Af [mailto:af-boun...@afmug.com] *On Behalf Of *Chuck McCown
    *Sent:* Wednesday, February 22, 2017 8:32 AM
    *To:* af@afmug.com <mailto:af@afmug.com>
    *Subject:* Re: [AFMUG] ePMP and Packet Flux configuration
    settings. (UPDATE)

    Looks like REV D is the one you want.

    *From:*Brandon Yuchasz

    *Sent:*Wednesday, February 22, 2017 7:29 AM

    *To:*af@afmug.com <mailto:af@afmug.com>

    *Subject:*Re: [AFMUG] ePMP and Packet Flux configuration settings.
    (UPDATE)

    Thanks everyone for the feedback.

    Chuck, I will check the version of the GIGE-APC. Although when I
    ordered from CTI “my guy” assured me they were the newest.

    George, I ran the unit on 48 volts for a while but wanted to step
    down to 30 volts incase down the road someone plugs a none GPS
    ePMP backhaul into the unit. Not sure how the none GPS ePMP would
    feel about 48 volts.

    Thanks,

    Brandon

    *From:*Af [mailto:af-boun...@afmug.com] *On Behalf Of *Chuck McCown
    *Sent:* Wednesday, February 22, 2017 8:22 AM
    *To:* af@afmug.com <mailto:af@afmug.com>
    *Subject:* Re: [AFMUG] ePMP and Packet Flux configuration
    settings. (UPDATE)

    I would check the rev of the GIGE-APC card. Older cards did not
    play well with ePMP sync over power.

    *From:*Brandon Yuchasz

    *Sent:*Tuesday, February 21, 2017 7:39 PM

    *To:*af@afmug.com <mailto:af@afmug.com>

    *Subject:*Re: [AFMUG] ePMP and Packet Flux configuration settings.
    (UPDATE)

    Forest,

    Thanks for the reply. I will answer your questions below but won’t
    be able to try the breaking of the shielded cable until I visit
    the site again. It could be a couple weeks before I am there again.

    Here is the info:

    We were running 24 volts ( although as you pointed out I took it
    up to 48 volts by putting it in place of the 450i) I did not have
    a 30 volt on the truck so put the 24 volt in until I could replace it.

    Cable length is less than 200 feet probably closer to 180 feet.

    It was about 40 degrees F when I was trying to do this and sunny.

    This is a gigabit sync injector . The 450i  that I plugged it in
    place of was/ is being fed by a PowerInjector Plus. ( have not
    touched the jumpers)

    These are being feed through a MTOW ( newest version rack mount
    APC style ) suppression. I could look it up for model but I think
    you know what I mean.

    One thing worth mentioning is my MicroTik RB1100 was having issues
    negotiation Gig connections on the ePMP APs and the 450i  APs. I
    ended up letting it negotiate 100mb instead. The ePMP backhauls
    are running auto negotiated gig no problem but are on Cambium OEM
    POE instead of a packetflux for power. Same suppression in place
    and same shielded cables.

    Let me know your thoughts. I am happy to try breaking the
    shielding connection and report back but like I said it could be a
    few weeks.

    Thanks Brandon

    *From:*Af [mailto:af-boun...@afmug.com] *On Behalf Of *Forrest
    Christian (List Account)
    *Sent:* Tuesday, February 21, 2017 5:02 AM
    *To:* af
    *Subject:* Re: [AFMUG] ePMP and Packet Flux configuration
    settings. (UPDATE)

    It sounds like you covered all of your bases, especially since you
    plugged the ePMP radio in where the 450i was and it didn't
    work.    So some of the ones below don't seem to apply:

    What voltage are you running the injector at?

    How much cable length are you running?

    The ePMP radios reallly are picky about 24V and long cable runs,
    especially when it's cold out.

    This is a gigabit syncinjector, right?  If so, I won't ask you if
    you changed any jumpers in the units.

    I do have one very odd request:

    If these are shielded cables running up the tower, can you somehow
    break the shield on the bottom end?   A short unshielded pigtail
    to a keystone jack often works.  If you have a surge protector at
    the bottom, try inserting this either between the injector and the
    surge, and alternatively between the surge and the cable up the
    tower.    I've had 1-2 reports that reterminating the cables with
    unshielded ends at the bottom causes otherwise unsyncable ePMP
    radios to suddenly start receiving sync.

    -forrest

    On Mon, Feb 20, 2017 at 9:14 PM, Brandon Yuchasz
    <li...@gogebicrange.net <mailto:li...@gogebicrange.net>> wrote:

    So to update this previous post.  Went to the site and confirmed
    that yes we were getting the blinking sync light on the
    SyncInjector feeding the ePMP APs, I logged into the AP that did
    not have GPS and set it to use the CMM3. Rebooted and no joy still
    no GPS. Frustrated I ended up unplugging the cable feeing one of
    my 450iAPs that was receiving sync from the PowerInjector Plus and
    plugged the ePMP APs cable into it. Still no joy no GPS after
    waiting several minutes. I am not sure how my 450i APs can be
    receiving GPS from the unit but the ePMP doesn’t from the same feed.

    I ended up doing a climb and relocated the antenna for the onboard
    GPS in the ePMP. It now has GPS from the onboard unit but it would
    still be nice to have the secondary over power working.

    Any thoughts I am all ears.

    Thanks,

    Brandon

    *From:*Af [mailto:af-boun...@afmug.com] *On Behalf Of *George Skorup
    *Sent:* Monday, February 20, 2017 12:26 PM
    *To:* af@afmug.com <mailto:af@afmug.com>
    *Subject:* Re: [AFMUG] ePMP and Packet Flux configuration settings.

    I don't have any CTMs. But I believe the CTM1 = CMM3 and CTM2 = CMM4.

    On 2/20/2017 11:48 AM, Dan Petermann wrote:

        Do you know what to select when using a CTM?

        On Feb 17, 2017, at 12:53 AM, George Skorup
        <george.sko...@cbcast.com <mailto:george.sko...@cbcast.com>>
        wrote:

        If the 1PPS LED is blinking on the daisy-chained SyncInjector,
        then I'd say it's fine with a straight-through cat5.

        The ePMP1000 GPS radios will take 802.3af or Canopy -4/5 +7/8
        at either 24 or 48 volts. Running them at 48-56 as others have
        pointed out several times in the past is better with the cold
        startup and whatnot.

        The ePMP Sync radios don't do AutoSync like Canopy. You have
        to select internal (generate in Canopy terms), GPS (on-board),
        CMM3 or CMM4 for Sync Source on the Config > Radio page. You
        want to select CMM3 when using a PacketFlux injector.

        On 2/16/2017 11:58 PM, Brandon Yuchasz wrote:

            Thanks,

            Patch between the two packetflux is 1 foot.

            ePMP is running 6.2.1.X ( don�t want to go to 3.2.x
            until they work out one more bug. )

            Using the SyncBox Junior for the syncpipe.

            Cable runs to the APs are 140 feet

            �

            �

            *From:*�Af [mailto:af-boun...@afmug.com]�*On Behalf
            Of�*That One Guy /sarcasm
            *Sent:*�Thursday, February 16, 2017 11:51 PM
            *To:*�af@afmug.com <mailto:af@afmug.com>
            *Subject:*�Re: [AFMUG] ePMP and Packet Flux
            configuration settings.

            �

            Shorter the better on the cable

            Update all the components to the current firmware, and
            verify the syncpipe is the right revision. The default
            pinout on the pins inside works with 48v ps

            �

            On Feb 16, 2017 11:35 PM, "Brandon Yuchasz"
            <li...@gogebicrange.net <mailto:li...@gogebicrange.net>>
            wrote:

            Hopefully and easy question here.

            �

            We have always used the onboard GPS for ePMP access points
            up until this point.� We recently installed 4 new ePMP
            APs and the tower blocks our north facing AP from getting
            GPS on the onboard GPS. All other track GPS just fine. We
            also have 450 APs on the tower and are using a PacketFlux
            PowerInjector Plus to power them and provide GPS and its
            working fine. I then installed a Gigabit SyncInjector (
            had it on the shelf new) �to power the ePMP APs and
            connected it to the GPS feed with a standard patch cable
            on the PowerInjector Plus. Light flashes shows its getting
            GPS but no joy on the ePMP AP.

            �

            So my questions are :

            �

            what configuration should I use in the ePMP AP?

            �

            And I am fairly sure stadard patch cable is acceptable
            between the two packet flux but I wanted to confirm?

            �

            Thanks everyone.

            �

            Brandon Yuchasz

            �

            �




--
    *Forrest Christian*/CEO, PacketFlux Technologies, Inc./

    Tel: 406-449-3345 | Address: 3577 Countryside Road, Helena, MT 59602

    forre...@imach.com <mailto:forre...@imach.com> |
    http://www.packetflux.com <http://www.packetflux.com/>


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