Power+data on the same wires requires a transformer.

On 9/10/2015 8:32 PM, That One Guy /sarcasm wrote:
you would need to use their hermetic thingamajig.

On Thu, Sep 10, 2015 at 4:59 PM, TJ Trout <[email protected] <mailto:[email protected]>> wrote:

    gigabit requires all 8 wires, you need a gige-poe from wbmfg.com
    <http://wbmfg.com> to insert the power

    On Thu, Sep 10, 2015 at 2:39 PM, Gilbert T. Gutierrez, Jr.
    <[email protected]
    <mailto:[email protected]>> wrote:

        I am trying to power a SAF Lumina Radio with a CMM4 and having
        the following difficulty...

        I cannot get the radio to negotiate 1Gbps.

        I have made a custom cable that takes an Ethernet cable cabled
        to the B standard on both sides with the exception that Pins 4
        and 8 are swapped on one side (solid Blue and Brown). This
        allows me to power the radio via the CMM4 and get a 100mbps
        link. I moved the cable that goes to the CMM4 switch from the
        CMM4 from its standard 10/100 port to port 13, a gigabit port
        and I still am only able to get 100mbps. Next I took a Cambium
        power supply for a PMP430 AP and used my cable connecting
        directly to my laptop and still only got a 100mbps link. If I
        power the radio with a standard SAF power supply and cable, I
        do get 1gbps on the Ethernet link.

        Did I cable something wrong causing me not to negotiate to the
        full Ethernet link speed?

        Gilbert





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