[VoiceOps] LNP, tandems, etc.

[BackUP Telecom Consulting]

Industry standard for tandem changes is 45 days so everyone can be 
notified and make the change in their own routing tables.

Mary Lou Carey

BackUP Telecom Consulting

Office: 615-771-7868 (temporary)

Cell: 615-796-1111

On 2018-10-04 11:21 AM, Mike Hammett wrote:
> I reached out to Comcast and pending an increase in installed trunk
> capacity, they should have the problem fixed by next month. I'd
> imagine if Frontier installed the new trunks faster than allowed by
> the tariff, Comcast would have it resolved more quickly.
> 
> By fixed, I mean Comcast is moving their LRN back to the correct
> tandem.
> 
> -----
> Mike Hammett
> Intelligent Computing Solutions
> http://www.ics-il.com
> 
> Midwest Internet Exchange
> http://www.midwest-ix.com
> 
> -------------------------
> 
> FROM: "Mike Hammett" <voiceops at ics-il.net>
> TO: voiceops at voiceops.org
> SENT: Tuesday, August 28, 2018 4:46:52 PM
> SUBJECT: [VoiceOps] LNP, tandems, etc.
> 
> I thought you had to be on the same tandem to port a number, but with
> what our tandem operator (Frontier) is telling me, this isn't the
> case.
> 
> Comcast ported a number from us in town A. The LRN they pointed to is
> based in town B (per TelcoData). The tandem generally used by carriers
> in both towns is based in town B. Naturally, we send traffic to that
> tandem.
> 
> The operator of that tandem is telling us that the LRN is actually
> homed off of a different tandem in our LATA (operated by CenturyLink)
> in town C. Unfortunately, I can't corroborate this information with
> TelcoData the only rate center I see off of that tandem in TelcoData
> is an AT&T town next door.
> 
> Where can I read up authoritatively on the porting requirements that
> would apply to this and related bits of info I should know?
> 
> I'm checking on our LERG access as I know that has the authoritative
> information, but I don't have that access at the moment. Maybe we're
> not subscribed to it.
> 
> Number NPA-NXX in town A:
> https://www.telcodata.us/search-area-code-exchange-detail?npa=815&exchange=991
> LRN NPA-NXX in town B:
> https://www.telcodata.us/search-area-code-exchange-detail?npa=815&exchange=901
> Tandem in town B:
> https://www.telcodata.us/search-switches-by-tandem-clli?cllicode=DKLBILXA50T
> Tandem in town C:
> https://www.telcodata.us/search-switches-by-tandem-clli?cllicode=DIXNILXA50T
> 
> Thanks.
> 
> -----
> Mike Hammett
> Intelligent Computing Solutions
> http://www.ics-il.com
> 
> Midwest Internet Exchange
> http://www.midwest-ix.com
> 
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