Great job Mike On Wed, Jan 7, 2026 at 10:21 AM Mike Hammett <[email protected]> wrote:
> In this particular case, it was a migration from TDM to a common IP-based > solution for tandem access. The LERG effective date has passed and the TDM > trunks flowed zero calls. > > > ----- Mike Hammett Intelligent Computing Solutions http://www.ics-il.com > Midwest Internet Exchange http://www.midwest-ix.com > ------------------------------ > *From:* "Mary Lou Carey via VoiceOps" <[email protected]> > *To:* "voiceops" <[email protected]> > *Cc:* "Kidd Filby" <[email protected]>, "Mike Hammett" < > [email protected]>, "Jeff Shultz" <[email protected]> > *Sent:* Tuesday, January 6, 2026 4:44 PM > *Subject:* [VoiceOps] Re: FYI: TDM Disconnections > > I'm not sure what the question was that started this thread about > disconnecting TDM trunks, but I specialize in writing ASRs for SS7 trunk > groups (local, wireless, and FGD). Turning down the SS7 network doesn't > start with disconnecting the trunk groups. The NPA-NXX codes all have to be > returned or re-routed to a different switch in BIRRDS before the RBOC/ILEC > will even assign a project ID. If the traffic is being routed to a > different trunk group that was set up by a third party, the translations > page on the ASR also needs to be completed so they change the NXX > translations before they remove the trunks. > > There's not many of us dinosaurs left out there who know how the SS7 > network is set up, muchless how to track down the information from the > bills / system and write the orders for the trunks, transport, SS7 routes, > and links. If you need help, you can reach out to me privately. > > MARY LOU CAREY > BackUP Telecom Consulting > Office: 615-791-9969 > Cell: 615-796-1111 > > > > On 2026-01-06 02:40 PM, Jeff Shultz via VoiceOps wrote: > > You'll definitely want to be working with whoever manages SS7 for you, as > there will likely be SS7 route sets involved that you will need to remove > from your switch, particularly if the reason you are disconnecting the > circuit is because the switch you were talking to is going away. > > > On Tue, Jan 6, 2026 at 11:39 AM Kidd Filby via VoiceOps < > [email protected]> wrote: > >> Having done this numerous times across the country, this work order >> (Disco of Trunks &/or Facilities) is usually considered a PROJECT by the >> ILEC's, so be expecting an additional charge for it. Be diligent on their >> billing and estimates for the work. Make sure it makes sense. It is also >> a very good idea to validate each T1 to ensure you are both working on the >> same ones at the same time, before the cut-over or disco. I know SS7 >> usually does a great job keeping things straight but... I have found record >> discrepancies.... on both sides. Best to be safe than sorry. >> >> Good luck to all and congrats on being able to do it. >> >> On Tue, Jan 6, 2026 at 11:55 AM Mike Hammett via VoiceOps < >> [email protected]> wrote: >> >>> FYI: If you're disconnecting TDM circuits from the tandem or other ILEC >>> voice switches, you first need to put in disconnect orders for the trunk >>> groups before you can disconnect the underlying DS1s or DS3s. Also, those >>> trunk group identifications aren't on your bill, so you've got to work with >>> the ILEC to get the information you need to be able to cancel circuits. >>> >>> >>> >>> >>> >>> >>> >>> ----- >>> >>> Mike Hammett >>> >>> Intelligent Computing Solutions >>> >>> Midwest Internet Exchange >>> >>> DNA Communications >>> >>> >>> >>> >>> _______________________________________________ >>> VoiceOps mailing list -- [email protected] >>> https://lists.voiceops.org/postorius/lists/voiceops.voiceops.org/ >>> To unsubscribe send an email to [email protected] >> >> >> >> -- >> Kidd Filby >> 661.557.5640 (C) >> http://www.linkedin.com/in/kiddfilby >> >> >> _______________________________________________ >> VoiceOps mailing list -- [email protected] >> https://lists.voiceops.org/postorius/lists/voiceops.voiceops.org/ >> To unsubscribe send an email to [email protected] > > > > -- > Jeff Shultz > Central Office Technician > SCTC > (503) 769-2125 > Go Big - Ask for 5 Gig > > Like us on Social Media for News, Promotions, and other information!! > > <https://www.facebook.com/SCTCWEB/> [image: > https://www.instagram.com/sctc_sctc/] > <https://www.instagram.com/sctc_sctc/> > <https://www.yelp.com/biz/sctc-stayton-3> > <https://www.youtube.com/c/sctcvideos> > > > > > > > > **** This message contains confidential information and is intended only > for the individual named. If you are not the named addressee you should not > disseminate, distribute or copy this e-mail. Please notify the sender > immediately by e-mail if you have received this e-mail by mistake and > delete this e-mail from your system. E-mail transmission cannot be > guaranteed to be secure or error-free as information could be intercepted, > corrupted, lost, destroyed, arrive late or incomplete, or contain viruses. > The sender therefore does not accept liability for any errors or omissions > in the contents of this message, which arise as a result of e-mail > transmission. **** > > _______________________________________________ > VoiceOps mailing list -- [email protected] > https://lists.voiceops.org/postorius/lists/voiceops.voiceops.org/ > To unsubscribe send an email to [email protected] > > -- Kidd Filby 661.557.5640 (C) http://www.linkedin.com/in/kiddfilby
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