I think you can make a virtual pots line using an FXO and FXS adapters over ip
On Wed, Jun 5, 2024, 7:58 AM <ch...@go-mtc.com> wrote: > You can kinda sniff along the wire. I would tie the pairs together at the > far end and put the tone on it. But the age old method is to cut it in the > middle and see which direction the fault lies. Ground each wire at the far > end in sequence and identify the problem wire. Keep cutting the bad half. > Binary chopping. You might be able to put tone on one wire to ground and > sniff, or open the jacked at a mid point etc. Find someone with an old > fashioned copper TDR. Do you only have 2 wire available? Does it read > open circuit or does it have some leakage, shorts or grounds? > > Best Regards, > Chuck McCown > > McCown Technology Corporation > 8401 N Commerce Dr > Lake Point, Utah 84074 > 801-250-9503 Office > 435-830-4306 Cell > www.mccowntech.com > www.microtrench.pro > www.terabitnetworks.com > > *From:* Ken Hohhof > *Sent:* Wednesday, June 5, 2024 8:44 AM > *To:* 'AnimalFarm Microwave Users Group' > *Subject:* Re: [AFMUG] troubleshooting telco pairs > > > Oddly, the customer’s IT guy does have Ethernet connectivity to the barns > via wireless bridges. But they want their barn controllers to also dial a > list of phone numbers using the FAX line in the office. > > > > Either I’m doing something stupid, or the wire’s broken in which case it > wasn’t working over the POTS line either. > > > > Farms can be very old school. Don’t want eFAX. Don’t want voicemail sent > to email, they still use *97. Don’t want IVRs or autoattendants or dial by > name directory. Don’t want computer-phone integration or softphones. And > yet the owner’s son drives a Tesla. > > > > If it’s really a broken wire, then it’s their problem to get it fixed, I > just usually start from the assumption that it was working when I got there > and I’m doing something stupid. > > > > *From:* AF <af-boun...@af.afmug.com> *On Behalf Of *Daniel White > *Sent:* Wednesday, June 5, 2024 9:27 AM > *To:* AnimalFarm Microwave Users Group <af@af.afmug.com> > *Subject:* Re: [AFMUG] troubleshooting telco pairs > > > > Can you just eliminate the wire and do a wireless PtP between the two > locations? Even if you find the issue with the wire, if it is that > convoluted, it sounds like an ongoing problem potentially. > > > > [image: atheral-logo] <https://atheral.com/> > > *Daniel White* > Co-Founder > > *phone:* +1 (702) 470-2770 > *direct:* +1 (702) 470-2766 > > > > Ken Hohhof > > June 5, 2024 at 1:24 AM > > Anybody remember your POTS troubleshooting skills? > > > > I’m trying to get an alarm system to work from a VoIP ATA over about 1000 > feet of convoluted wiring at a farm, a combination of overhead and buried. > I get tone on my tone tracer (Tempo brand) but 0 VDC on a buttset or > voltmeter. It’s too far for my Fluke cable tester which is meant for data > cables. > > > > I suspect one wire in the pair is open, but I don’t know how to check this > with just a tone tracer. > > > > The alarm system just calls and plays a recorded voice announcement, so > the VoIP part shouldn’t be tricky at all, not like FAX machines or alarms > that use modems. But it can’t even seize the line and call out. > > > > > > ------------------------------ > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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