<div dir="auto">Obihai has the same option, if this helps. </div><div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Mar 14, 2022 at 16:38 Matthew Beckwell <<a href="mailto:mbeckwell@gmail.com">mbeckwell@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word;line-break:after-white-space"><div>The HT8XX series ATA FXS Ports should have an option for “Enable High Ring Power” you could try enabling.</div></div><div style="word-wrap:break-word;line-break:after-white-space"><div><br></div><div>~Matthew</div><div><br></div><div><br><blockquote type="cite"><div>On Mar 14, 2022, at 3:50 PM, Mike Hammett <<a href="mailto:voiceops@ics-il.net" target="_blank">voiceops@ics-il.net</a>> wrote:</div><br><div><div style="font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;font-family:arial,helvetica,sans-serif;font-size:10pt"><span style="font-size:13.3333px;background-color:rgb(255,255,255)">A customer of mine has a Mitel 3300 PBX. We deliver to them analog lines.</span><div style="font-size:13.3333px;background-color:rgb(255,255,255)"><br></div><div style="font-size:13.3333px;background-color:rgb(255,255,255)"><br></div><div style="font-size:13.3333px;background-color:rgb(255,255,255)">Everything worked fine for months, if not years. Then one day they say they can't receive inbound calls. They can still place outbound calls.</div><div style="font-size:13.3333px;background-color:rgb(255,255,255)"><br></div><div style="font-size:13.3333px;background-color:rgb(255,255,255)">They're on a Grandstream HT818 ATA. I move some lines to the Zhone ONT that's on-site. No improvement.</div><div style="font-size:13.3333px;background-color:rgb(255,255,255)"><br></div><div style="font-size:13.3333px;background-color:rgb(255,255,255)">I plug in a normal analog handset from Walmart or Menards. They all ring and answer just fine.</div><div style="font-size:13.3333px;background-color:rgb(255,255,255)"><br></div><div style="font-size:13.3333px;background-color:rgb(255,255,255)">I plugged in a patch cable from their Mitel ONS2 to the analog trunk 5 and they set up an extension on that ONS2 so that a call to it would trigger an inbound call on their analog line. Apparently that worked.</div><div style="font-size:13.3333px;background-color:rgb(255,255,255)"><br></div><div style="font-size:13.3333px;background-color:rgb(255,255,255)">The Mitel support agent is saying that we're not sending them between 24v - 48v.</div><div style="font-size:13.3333px;background-color:rgb(255,255,255)"><br></div><div style="font-size:13.3333px;background-color:rgb(255,255,255)">All cables are 6' at most.</div><div style="font-size:13.3333px;background-color:rgb(255,255,255)"><br></div><div style="font-size:13.3333px;background-color:rgb(255,255,255)">A) I don't see anywhere to configure voltage on either platform.</div><div style="font-size:13.3333px;background-color:rgb(255,255,255)">B) I don't know how it could work and then just stop, other than equipment failure.</div><div style="font-size:13.3333px;background-color:rgb(255,255,255)">C) I don't know how it would work just fine on a COTS phone, but not their Mitel.<br>D) I don't know how the same problem could also afflict another ATA (build into the ONT).<br><br><br>Any tips?</div><div><br></div><br><div><span name="x"></span><br><br>-----<br>Mike Hammett<br>Intelligent Computing Solutions<br><a href="http://www.ics-il.com/" target="_blank">http://www.ics-il.com</a><br><br><br><br>Midwest Internet Exchange<br><a href="http://www.midwest-ix.com/" target="_blank">http://www.midwest-ix.com</a><br><br><span name="x"></span><br></div><br></div><span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important">_______________________________________________</span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline!important">VoiceOps mailing list</span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><a href="mailto:VoiceOps@voiceops.org" style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" target="_blank">VoiceOps@voiceops.org</a><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><a href="https://puck.nether.net/mailman/listinfo/voiceops" style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px" target="_blank">https://puck.nether.net/mailman/listinfo/voiceops</a></div></blockquote></div><br></div>_______________________________________________<br>
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</blockquote></div></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><br>--<br>Hunter Fuller (they)<br>Router Jockey<br>VBH M-1A<br>+1 256 824 5331<br><br>Office of Information Technology<br>The University of Alabama in Huntsville<br>Network Engineering</div></div></div></div></div>