please remember to post results

On Mon, Jan 22, 2018 at 9:47 AM, Jaime Solorza <[email protected]>
wrote:

> Por que no? Splain it to me on no grounding?
>
> Jaime Solorza
>
> On Jan 22, 2018 8:43 AM, "Chuck McCown" <[email protected]> wrote:
>
>> I wouldn’t worry about grounding it.
>>
>> *From:* Christopher Gray
>> *Sent:* Monday, January 22, 2018 8:41 AM
>> *To:* [email protected]
>> *Subject:* Re: [AFMUG] Use Unpowered PoE Injector on Long Ethernet Runs?
>>
>> Of course :-).
>>
>> If your primary goal was to prevent a ground loop, would you ground the
>> surge suppressor, or just use it to isolate the path?
>>
>> If the lines were shielded, would you keep one of the shields
>> disconnected intentionally at the surge suppressor?
>>
>> On Mon, Jan 22, 2018 at 10:34 AM, Chuck McCown <[email protected]> wrote:
>>
>>> Well, of course I prefer a different method:
>>> https://www.mccowntech.com/product/outdoor-gige-ethernet-poe-injector/
>>>
>>> *From:* Christopher Gray
>>> *Sent:* Monday, January 22, 2018 8:28 AM
>>> *To:* [email protected]
>>> *Subject:* Re: [AFMUG] Use Unpowered PoE Injector on Long Ethernet Runs?
>>>
>>> That cable is not shielded (so the shields would not be connected).
>>>
>>> The Gigabit PoE that comes with Cambium ePMP hardware has a full set of
>>> magnetics (all pairs).
>>>
>>> ------------------------------
>>>
>>> On Mon, Jan 22, 2018 at 10:23 AM, Chuck McCown <[email protected]> wrote:
>>>
>>>> Is the cable shielded?
>>>>
>>>> *From:* Christopher Gray
>>>> *Sent:* Monday, January 22, 2018 8:17 AM
>>>> *To:* [email protected]
>>>> *Subject:* [AFMUG] Use Unpowered PoE Injector on Long Ethernet Runs?
>>>>
>>>> I have a customer with bizarre issues. I've replaced almost everything
>>>> but odd issues keep coming back.
>>>>
>>>> The customer has a 100' run of Ethernet cable from the house to the
>>>> barn, and a switch in the barn. I'm wondering if there might be an issue
>>>> with different power sources, possibly different grounds between the router
>>>> and the switch. The issues are intermittent enough that I can't ask for
>>>> them to just disconnect their barn as it is used for work.
>>>>
>>>> If I install an unpowered gigabit PoE injector in-line with that 100'
>>>> run, will that eliminate any issues with different power or different
>>>> grounds between different buildings since the buildings would be on
>>>> separate sides of the magnetics, or do I need better separation?
>>>>
>>>>
>>>
>>>
>>
>>
>

Reply via email to