Horizons West Tradewinds Hotel Host: Intermedia

Tuesday November 7, 1:00 – 5:00pm

Attendance:

Name Company Name Company
H.L. Gowda AT&T Brian Egbert Sprint PCS
Beth Watkins AT&T Colleen Collard Tekelec
Cindy Sheehan AT&T Broadband John P. Malyar Telcordia Technologies
Dominic Choi AT&T Wireless Jean Anthony Telecom Software Enterprises
Betsy Spyropoulos Bell Canada Sherrian Lively TriVergent
Marian Hearn Canadian LNP Consortium Gary Sacra Verizon
Anna Miller Cingular Wireless Sharon Bridges Verizon
Mike Panis Evolving Systems, Inc. Dave Marshall Verizon
Jim Rooks Evolving Systems, Inc. Kevin Cooke Verizon
Ron Stutheit Evolving Systems, Inc. Richard Bell Verizon
Maggie Lee Illuminet Bob Angevine Verizon
Gene Perez Intermedia Pascale Lacroix Videotron Telecom
Rick Jones NENA Richard Seyer Videotron Telecom
Larry Vagnoni Neustar Rich Lenox Williams
Gene Johnston Neustar Steve Addicks WorldCom
Marcel Champagne Neustar Jason Lee WorldCom
Gustavo Hannecke Neustar Jamie Sharpe XO
Rob Coffman Neustar Dennis Robins Electric Lightwave
David Heath Neustar Dave Garner Qwest
Charles Ryburn SBC
Jim Alton SBC

Review of October Minutes:

Corrected the third paragraph following the heading "Review of Wireless LNP Test Plan". Deleted first sentence: "Wireless to wireless implementation will be facilitated by a subcommittee of the NNPO". Corrected third sentence to: "Wireless to wireless testing will be facilitated by a subcommittee of the wireless operations team . . . ".

Wireless Number Portability Subcommittee Readout:

The WNPSC’s minutes are distributed separately.

ANNOUNCING THE KICKOFF MEETING OF THE WIRELESS OPERATIONS TEAM, FEBRUARY 15, 2001 – SEE DETAILS BELOW

Wireless Operations Team

Mission Statement

The Wireless Operations Team provides a forum for the

identification, discussion and resolution of issues affecting Service

Provider Operational groups in their mandated implementations for Service

Provider Local Number Portability (LNP) within their respective companies.

Team Scope

The Team will give on-going support to LNP activities from an

operations perspective. This includes the identification of existing or

potential gaps between Service Provider implementation of regional and/or

national guidelines and associated resolutions or remedies.

The Wireless Operations Team will be responsible for:

* Intercarrier Communications

* Activations

* Customer Provisioning and Service

* Technical Support (Roaming)

* Testing

* Service Assurance

* Ancillary Services (911, roaming, SMS, etc.)

ACTION ITEM: Make a recommendation on whether the Wireless Operations Team

should be sponsored by the NANC/WNPSC or should it work similar to the NNPO

with no official oversight.

ACTION ITEM: Initiate Wireless Operations Team Kick Off meeting coincident

with the LNPAWG meeting on February 15, 2001. The first meeting will discuss

Mission and Scope, nominations, organizational structure, reference

material, web sites, schedules, and overview of NANC structure.

Slowhorse Subcommittee Readout:

The slowhorse minutes are distributed separately.

Problem / Issues Management (PIMs):

PIM-5:

The LLC decided not to ask Neustar to develop a SOW, based on the description of the problem and solution they had on October 26. The LLC asked the LNPA to more fully develop the scenarios in which a customer might be inadvertently ported. One of the LLC’s concerns is an inadvertent port when the wrong TN is ported. The LLC wants a process to address fixing the service of the customer who should have been ported, as well as the customer who should not have been ported.

The original PIM-5 scenario was focused on an OSP needing to restore service for an inadvertently ported customer when the NSP can not be contacted. The new scenario occurs when a SP notices that they have ported the incorrect number and cannot contact the OSP. If the NSP cannot contact the OSP they cannot just disconnect the inadvertent port, because it may have been a ported number before the inadvertent port. The NSP will also need to get customer they intended to port ported without waiting for the timers to expire.

The group agreed this new scenario is not covered by PIM-5. We will have a write up of the new scenario for consideration at the December meeting.

New PIM-8:

The problem description as written was difficult to interpret. One of the LNPA chairpersons contacted the author and was able to explain how to resolve her problem with existing LNP information resources and processes. She was referred to the ATIS website for the inter-carrier network trouble Carrier to Carrier Contact List. The author of the PIM did not call-in to, nor attend the November LNPA meeting. Based on the author’s discussion with the LNPA co-chair, this PIM will be closed. The LNPA agreed there is no need for additional documentation to track the owners of JIPs.

Wireless/Wireline Integration 3rd Report:

The third report was at NANC in the October LNPA meeting. NANC requested that the minority opinion provided by WorldCom be added to the report, and that the LNPA work further to address the open issues. The LNPA discussed the open issues and determined that they are all outside the expertise and responsibility of the LNPA and that the issues have been properly referred to the appropriate bodies. LNPA will discuss the 3rd report again after the next NANC meeting

Wednesday November 8, 8:30 – 5:00pm

Name Company Name Company
H.L. Gowda AT&T Colleen Collard Tekelec
Beth Watkins AT&T John P. Malyar Telcordia Technologies
Cindy Sheehan AT&T Broadband Jean Anthony Telecom Software Enterprises
Julie Bunch AT&T Network Services Sherrian Lively TriVergent
Betsy Spyropoulos Bell Canada Gary Sacra Verizon (Bell Atlantic)
Marian Hearn Canadian LNP Consortium Sharon Bridges Verizon (Bell Atlantic)
Mike Panis Evolving Systems, Inc. Kevin Cooke Verizon (Bell Atlantic)
Jim Rooks Evolving Systems, Inc. Richard Bell Verizon (GTE)
Ron Stutheit Evolving Systems, Inc. Bob Angevine Verizon (GTE)
Maggie Lee Illuminet Pascale Lacroix Videotron Telecom
Gene Perez Intermedia Richard Seyer Videotron Telecom
Marcel Champagne Neustar Rich Lenox Williams
Gustavo Hannecke Neustar Steve Addicks WorldCom
Rob Coffman Neustar Jason Lee WorldCom
David Heath Neustar Jamie Sharpe XO
Charles Ryburn SBC Dave Garner Qwest
Jim Alton SBC Warren Potts GST Telecom
Brian Egbert Sprint PCS

Change Orders:

NANC 318: (Release 5.0)

NANC 318 was moved from open to accepted.

New Change Order, NANC-319, for Edit to prevent assignment of Out-of-LATA LRN assignment:

This is a proposal that we add an edit to the NPAC to prevent creation of subscription versions with LRNs from a different LATA than the TN. The edit would apply to mass update, modify, and new SP create messages sent from SOA to NPAC.

Background Info:

  1. A switch must have a unique LRN for each LATA it serves. The NPA-NXX selected to serve as an LRN must be associated with a rate area in that LATA.
  2. A ported number's NPA-NXX and its LRN must be associated with the same LATA. An SV in which the TN's NPA-NXX and the LRN's NPA-NXX are not associated with the same LATA can be established at NPAC, but calls routed based on the SV's information are likely to fail. This is because a local switch normally cannot complete calls to a LATA different from that associated with the calling number. The switch software in many vendors' products inappropriately considers with which LATA the LRN's NPA-NXX is associated as the call is processes. The switch already has matched the calling and called numbers' LATA -- otherwise it would have sent the call to an IXC -- when it does the LNP query and sees the called (ported) number's LRN. At that point, when the apparent LATA mismatch is recognized, it's too late in the process to go back and send the call to an IXC. Consequently calls will fail consistently where the called (ported) TN and its LRN are not associated with the same LATA.
  3. A LATA is area made up of a group of rate areas. A rate area is associated with only one LATA. The LEC has been limited as part of the 1983 AT&T divestiture to transporting traffic that originates and terminates in the same LATA. (This restriction is been lifted in some states.) The LATA for each NPA-NXX can be determined from the LERG.

LNPA consensus was that the LATA information for the LRN & TN in the NPAC should come from the LERG, rather than the service provider. This has two advantages, the LERG is a more reliable source and adding a function for SPs to enter the information in the NPAC would require a change to NPAC/SOA interfaces. If an SV with an NPA-NXX that is not in the LERG is submitted, the NPAC will reject the SV.

New Change Order – NPAC Retries When Local System is in Congestion:

Submitted by ESI. A description of the business need read at the November meeting will be distributed separately from the minutes. This change order was proposed to address a potential problem that will cause messages to be dropped when local systems are in congestion. The concern is that if a local system is in congestion at the time NPAC sends a message, the local system will never receive the message because the 1x15 timer provides no opportunity for messages to be resent.

The change request and a description of how the NPAC responds to congestion will be distributed separately from the minutes.

SPs are requested to consider this issue internally and be prepared to discuss the following two aspects at the December LNPA meeting:

Discussion of a change to the retry timer will be a separate topic on the December LNPA agenda from change orders.

NANC 310:

We agreed that the only way to address the underlying business issues for which this change order was proposed is to identify them individually and address them separately. It was stated that there is no practical way for NPAC to store data in anything but GMT. The NPAC runs on UNIX and UNIX uses GMT. As the originator of the change request, AT&T proposed withdrawing it. There were no objections, so this change order was moved to delete pending.

IL 23: Data Integrity Report:

We changed the second sentence in the Business Need from: "It is not possible for the NPAC to directly audit the SPs’ network routing data." to "Since it is not possible for the NPAC to directly audit the service providers’ network routing data in network elements, the NPAC audits service providers’ LSMSs." This change was made because there was confusion over whether "network routing data" refers to an SP’s LSMS database or their network routing databases (i.e. STPs or ISCPs).

The last sentence in the paragraph will also be modified.

This change request adds a requirement for a detailed report to the LLC that lists discrepancies by service provider SPID and a more detailed report available to LSMS owners by request. Additionally, it modifies the audit process used to generate the report to be a corrective audit.

The current audit functionality randomly selects a range of 1000 consecutive TNs and audits the LSMSs of all connected SPs. Many of the LNPA-WG members previously thought that 1000 randomly selected ported TNs would be audited.

ESI indicated that NPAC impact of low should be removed until the new requirements are analyzed.

The following decisions were either made or reaffirmed:

    1. A summary report to all SPs and the LLC listing the total queries, the total number of discrepancies found, and the date. This report currently exists, but is only sent to the LLC.
    2. A detailed report to the LLC that lists each SPID, the total number of queries against each SPID, the total number of discrepancies for each SPID, and the date.
    3. A detailed report, which can be requested by a service provider, that contains a list of TNs identifying discrepant SVs and which data element(s) were discrepant, but only for a single SPID.

The open issues related to this change request to be discussed at the December meeting are:

NANC 193: NPAC Behavior During NPA Spilt PDP Period

When this change order was originally proposed, the LNPA considered an alternative of a mandatory quiet period for split processing in local systems and the NPAC, but rejected it as not enforceable.

The LNPA still needs to define the current NPAC behavior before they determine a path forward.

Thursday November 9, 8:30 am – Noon

Name Company Name Company
H.L. Gowda AT&T Brian Egbert Sprint PCS
Beth Watkins AT&T Colleen Collard Tekelec
Cindy Sheehan AT&T Broadband Jean Anthony Telecom Software Enterprises
Anne Cummins AT&T Wireless Sherrian Lively TriVergent
Anna Miller Cingular Wireless Gary Sacra Verizon
Mike Panis Evolving Systems, Inc. Sharon Bridges Verizon
Jim Rooks Evolving Systems, Inc. Dave Marshall Verizon
Ron Stutheit Evolving Systems, Inc. Kevin Cooke Verizon
Maggie Lee Illuminet Richard Bell Verizon
Gene Perez Intermedia Bob Angevine Verizon
Rick Jones NENA Richard Seyer Videotron Telecom
Gene Johnston Neustar Rich Lenox Williams
Gustavo Hannecke Neustar Lana Swalls Williams
Dianne Black Neustar Steve Addicks WorldCom
George Guo Neustar Jason Lee WorldCom
Rob Coffman Neustar Jamie Sharpe XO
David Heath Neustar Warren Potts GST Telecom
Charles Ryburn SBC Dave Garner Qwest
Jim Alton SBC

Wireless Demand Forecast:

A revised wireless demand forecast was distributed to the LNPA distribution electronically early on Nov 9. The WNPSC’s forecast only includes wireless to wireless porting, not wireline/wireless. The LNPA working group discussed the need to add Wireline/Wireless porting to the total forecast. The LNPA agreed that the wireline/wireline forecast is their responsibility. It was suggested that the busy hours for wireline to wireless porting will be the same as for wireless to wireless porting, and that volume forecast can not be based on wireless companies’ marketing plans. The busy hour for wireless to wireline porting was not discussed.

In the WNPSC’s forecast, the "porting percentage" on line 7 is the percentage of wireless customers who keep their phone numbers when they change service providers.

Wireless Test Plan Presented to NNPO:

The wireless test plan was presented to the NNPO on Wednesday Nov 8th. Any additional comments on the wireless test plan should be e-mailed to Paul Gerth at paul.gerth@attws.com

Neustar Release 3.0 Status:

NOTE: FOLLOWING ARE TENTATIVE DATES, SUBJECT TO LLC APPROVAL

Dianne Black of Neustar presented the following new proposed dates for release 3.0. The LNPA suggested the revisions in the right column.

NOTE: THESE DATES ARE TENTATIVE DATES, SUBJECT TO LLC APPROVAL.

(The LLCs may need to adjust the sequence of regions to meet regional requirements.)

One service provider objected to scheduling Disaster Testing on 12/18-22 during their end of year quiet period. This company anticipates resource constraints during that period. Multiple providers mentioned they have resource constraints at the end of the year.

The group stated that this new schedule eliminates the four-week soak that was planned between the first region and the second region. There is a one-week moratorium on pooling after the first region. The LNPA requested a second week of soak to observe pooling in production prior to turning up the next region. One service provided suggested a three-week soak would be a better schedule.

3.0 Testing Status: Group testing started this week. Fourteen service providers are participating. Group testing for the super region will start next week.

Next Meetings … December 12 – 14,

Qwest, 5090 N. 40th Street, Phoenix Arizona – Qwest host

2001 meeting schedule:

LNPA WG: Host: NANC Meetings:

Jan 8 – 11 Nextlink, Padre Island, Texas Jan 16-17

Feb 12 –15 Telcordia, San Diego, CA Feb 20 - 21

March 12 – 15 ESI, Denver March 29 – 21

April 9 – 12 Verizon, Dallas April 17 - 18

May 14 – 18 Bell South, Atlanta May 22 - 23

June 11 – 14 Sprint, Kansas City <tentative> June 19 - 20

July 9 – 12 Canadian Consortium, Ottawa

August 13 - 16 AT&T, Seattle

September 10 - 13 Verizon, Baltimore

October 8 – 11 SBC, San Francisco

November 12 - 15 Neustar, New Orleans

December 10 – 13 Qwest, Phoenix


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Last modified: December 04, 2000