<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: arial,helvetica,sans-serif; font-size: 10pt; color: #000000'>Oh, sure. Pros and cons to everything.<br><br><div><span name="x"></span><br><br>-----<br>Mike Hammett<br>Intelligent Computing Solutions<br>http://www.ics-il.com<br><br><br><br>Midwest Internet Exchange<br>http://www.midwest-ix.com<br><br><span name="x"></span><br></div><br><hr id="zwchr"><div style="color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"Mary Lou Carey" <marylou@backuptelecom.com><br><b>To: </b>"Mike Hammett" <voiceops@ics-il.net><br><b>Cc: </b>"voiceops" <voiceops@voiceops.org><br><b>Sent: </b>Tuesday, January 25, 2022 11:59:14 AM<br><b>Subject: </b>Re: [VoiceOps] SS7 Landscape<br><br>There are pros and cons to everything. It sounds like in your case you <br>may just want to keep your ISUP trunks and SS7 links, but maybe look at <br>another provider for SS7. Syniverse is also an option but I'm not sure <br>if their service has gone downhill like TNS' apparently has.<br><br>MARY LOU CAREY<br>BackUP Telecom Consulting<br>Office: 615-791-9969<br>Cell: 615-796-1111<br><br>On 2022-01-25 10:38 AM, Mike Hammett wrote:<br>> Right, but as I said earlier, I'm already in the same building as the<br>> tandem, so I'm just adding points of failure for moving an existing<br>> operation somewhere else.<br>> <br>> -----<br>> Mike Hammett<br>> Intelligent Computing Solutions<br>> http://www.ics-il.com<br>> <br>> Midwest Internet Exchange<br>> http://www.midwest-ix.com<br>> <br>> -------------------------<br>> <br>> From: "Mary Lou Carey" <marylou@backuptelecom.com><br>> To: "Mike Hammett" <voiceops@ics-il.net><br>> Cc: "Paul Timmins" <paul@timmins.net>, "voiceops"<br>> <voiceops@voiceops.org><br>> Sent: Monday, January 24, 2022 10:42:22 PM<br>> Subject: Re: [VoiceOps] SS7 Landscape<br>> <br>> When you use a PSTN connection provider you route your traffic to them<br>> <br>> via SIP and they handle all the SS7 so you can eliminate your direct<br>> LIS<br>> trunks with the LEC and your SS7 Links.<br>> <br>> MARY LOU CAREY<br>> BackUP Telecom Consulting<br>> Office: 615-791-9969<br>> Cell: 615-796-1111<br>> <br>> On 2022-01-23 05:33 AM, Mike Hammett wrote:<br>>> Well right, but wouldn't I still need all of the same stuff (perhaps<br>> a<br>>> few less trunks to specific switches, only now I have fewer minutes<br>> to<br>>> spread the costs over?<br>>> <br>>> -----<br>>> Mike Hammett<br>>> Intelligent Computing Solutions<br>>> http://www.ics-il.com<br>>> <br>>> Midwest Internet Exchange<br>>> http://www.midwest-ix.com<br>>> <br>>> -------------------------<br>>> <br>>> From: "Paul Timmins" <paul@timmins.net><br>>> To: "Mike Hammett" <voiceops@ics-il.net><br>>> Cc: "voiceops" <voiceops@voiceops.org><br>>> Sent: Sunday, January 23, 2022 12:01:01 AM<br>>> Subject: Re: [VoiceOps] SS7 Landscape<br>>> <br>>> Even without IPES you can switch your feature group D to voip<br>> through<br>>> these aggregators and get rid of basically everything that isn't the<br>>> local LEC's legacy network.<br>>> <br>>>> On Jan 22, 2022, at 7:03 PM, Mike Hammett <voiceops@ics-il.net><br>>>> wrote:<br>>>> <br>>>> Sure, but then I just transfer the problem to someone else, until<br>>>> the traditional PSTN goes away or modernizes. I am working on IPES<br>>>> for expansion markets, though.<br>>>> <br>>>> Also, for my home LATA, I'm needing to be in the same building as<br>>>> the primary tandem, so it's kind of a selling point for large<br>>>> customers in that area that I would have fewer opportunities for<br>>>> failures. I don't have to go to Chicago and back to get to the<br>>>> operator in the next row of racks over. Though, I suppose my SS7<br>>>> diversity and availability is the weakness, not the actual call<br>>>> path.<br>>>> <br>>>> -----<br>>>> Mike Hammett<br>>>> Intelligent Computing Solutions<br>>>> http://www.ics-il.com [1]<br>>>> <br>>>> Midwest Internet Exchange<br>>>> http://www.midwest-ix.com [2]<br>>>> <br>>>> -------------------------<br>>>> <br>>>> From: "Paul Timmins" <paul@timmins.net><br>>>> To: "Mike Hammett" <voiceops@ics-il.net><br>>>> Cc: "voiceops" <voiceops@voiceops.org><br>>>> Sent: Saturday, January 22, 2022 1:46:46 PM<br>>>> Subject: Re: [VoiceOps] SS7 Landscape<br>>>> <br>>>> Reduce your reliance on it more and more. Switch to IP tandems<br>>>> (Inteliquent/Peerless/etc) and ip interconnect. The people who make<br>>>> and support SS7 equipment are in a dying market, the brain drain on<br>>>> it is immense as people retire, and the longer you rely on it, the<br>>>> worse it's gonna get.<br>>>> <br>>>> TNS is a big dog in the space. But that's not saying much anymore.<br>>>> <br>>>>> On Jan 22, 2022, at 10:00 AM, Mike Hammett <voiceops@ics-il.net><br>>>>> wrote:<br>>>>> <br>>>>> We currently get our SS7 via TNS. I (maybe incorrectly) understand<br>>>>> them to be a big dog in that space.<br>>>>> <br>>>>> I've had two major problems with them in six months.<br>>>>> <br>>>>> What are my alternatives? Are they less pleasant?<br>>>>> <br>>>>> -----<br>>>>> Mike Hammett<br>>>>> Intelligent Computing Solutions<br>>>>> http://www.ics-il.com [1]<br>>>>> <br>>>>> Midwest Internet Exchange<br>>>>> http://www.midwest-ix.com [2]<br>>>>> <br>>>>> _______________________________________________<br>>>>> VoiceOps mailing list<br>>>>> VoiceOps@voiceops.org<br>>>>> https://puck.nether.net/mailman/listinfo/voiceops<br>>> <br>>> <br>>> <br>>> Links:<br>>> ------<br>>> [1] http://www.ics-il.com/<br>>> [2] http://www.midwest-ix.com/<br>>> _______________________________________________<br>>> VoiceOps mailing list<br>>> VoiceOps@voiceops.org<br>>> https://puck.nether.net/mailman/listinfo/voiceops<br></div><br></div></body></html>