1 NIIF Summary Report Activities since the NIIF #53 meeting June 28, 2006 Cathie CapitaRobert Schafer NIIF Co Chair

2 NIIF Leadership 2006 Network Interconnection/Interoperability Forum NIIF Co Chair:Robert Schafer (Verizon) NIIF Co Chair:Cathie Capita (T-Mobile) Network Inter-Operability Committee NIOC Co Chair:Robin Meier (AT&T) NIOC Co Chair:Bob Amling (Telcordia Technologies) Network Rating Resources Information Committee NRRIC Co Chair: Karen Hoffman (John Staurulakis, Inc.) NRRIC Co Chair: Karen Riepenkroger (Sprint Nextel)

3 Meetings Held from April 11, 2006 to June 28, 2006 May 23, NRRIC Conference Call, Issue #0253, Substantive Updates to NIIF 0015, Intercompany Responsibilities Within the Telecommunications Industry document May 22, Joint NRRIC/NIOC Conference Call to Draft Return Correspondence to PRQC regarding T1.523, Telecommunications Glossary May 19, 2006 – NIOC Conference Call to Issue #0239, NIIF 0008, Telecommunication Relay Service Technology Updates May 15, 2006 – Joint NRRIC/NIOC Conference Call Issue #0268, Update NIIF Part X111 Terms and Definitions Document May 11, 2006 Joint NRRIC/NIOC Conference Call to Draft Return Correspondence to PRQC regarding T1.523, Telecommunications Glossary May 8, 2006 – NIOC Conference Call NGN Part III Gap Analysis Activities May 8, Joint NIOC/NRRIC Conference Call Issue #0270, Update NIIF Documentation on Rating and Routing in a Competitive Local Environment; Issue #0271, Revise NIIF 0014, NIIF Report on Rating and Routing in a Competitive Local Environment; and Issue #0273, Rehome Procedures and LERG Effective Dates May 4, 2006 – NIOC Conference Call Issue #0275R1, Investigating Alternatives for IntraLATA PIC Verification April 26, 2006 – Full NIOC Conference Call to discuss Issue #0250, Guidelines for the Use of Charge Number Field, Issue #0233R1, Terminating Switch Identificaiton Architecture, Issue #0227, Clarification to Resolution Statement of Issue #0199, Toll Free Number in Calling Party Field, and Issue #0246, Jurisdiction Information Parameter (JIP) Popuation Rules when VoIP Technologies is Involved for Some Portion of the Call April 25, 2006 – Joint NIOC/NRRIC Conference Call on Issue #0268, Update NIIF Part X111 Terms and Definitions Document April 10, 2006 – Full NIOC Conference Call to Draft Response to the NGN FG

4 Correspondence Reviewed since NIIF General Session #53 NIIF Correspondence # from the OBF ISOP Committee to regarding Additional Call Through testing requests for all customers NIIF Correspondence # from OBF Billing and Message Processing Committees to NIOC, regarding NIIF Issue #0250, Guidelines for the Use of Charge Number Field NIIF Correspondence # from the NRRIC and NIOC to PRQC regarding a Response to the PRQC regarding terms requested to be added to T1.523, Telecommunications Glossary NIIF Correspondence # from ATIS to ATIS Members, Committee Leadership and Participants regarding the Releases of the ATIS Internet Protocol Version 6 (IPv6) Report and Recommendation, May 2006 NIIF Correspondence # and # Attach A from ATIS to All ATIS Committee Leaders regarding the Release of the ATIS Next Generation Network (NGN) Framework, Part III, Standards Gap Analysis, May 2006 NIIF Correspondence # from the NIOC to NGN FG regarding a Response to the NGN FG request for specific network management information, as provide through Stu Goldman, NIIF Liaison to the NGN FG NIIF Correspondence # from AMATSG to NIOC regarding Response from the AMATSG to NIOC reaffirming the AMATSG’s initial position on this issue as stated in their Open Letter to the NIOC and an attachment providing a point-by- point critique of the Issue 250 Work Plan Document developed by the NIOC

5 Correspondence Reviewed since NIIF General Session #53 (cont.) NIIF Correspondence # from NIOC to INC regarding Issue #0275R1, Investigating Alternatives for IntraLATA PIC Verification NIIF Correspondence # from OBF to NIOC regarding OBF Response to the NIOC Re: NIIF Issue #0239, NIIF 0008, Telecommunications Relay Service (TRS) Technology Update NIIF Correspondence # from the NIOC to NGN FG regarding the NIOC Response to the NGN FG regarding review of the Part III NGN Gap Analysis Document NIIF Correspondence # from OBF to NIOC regarding the OBF Response to the NIOC Re: NIIF Issue #0270, Update NIIF Documentation on Rating and Routing in a Competitive Local Environment NIIF Correspondence # from the NRRIC to NGN FG regarding review of the Part III NGN Gap Analysis Document NIIF Correspondence # from the NIOC to INC regarding Issue #0275R1, Investigating Alternatives for IntraLATA PIC Verification NIIF Correspondence # from the NIOC to PTSC regarding a Request for PTSC to review Issue #0239, NIIF 0008, Telecommunications Relay Service Technology Updates, regarding TRS applications and what possible provisions are being made for TRS in the IP network NIIF Correspondence # from NIOC to AMATSG with a CC to the OBF Billing and Message Processing Committees regarding Response to the AMATSG Regarding NIIF Issue #0250 NIIF Correspondence # from NIOC to ESIF regarding a Request for ESIF to review Issue #0266 for any emergency notification services impacts

6 NIIF New Issues Issue #0276, Update ATIS , Recommended Notification Procedures to Industry for Changes in Access Network Architecture Issue #0277, Auto-Dialer Focused Overloads Issue #0278, Interoperability and Services Restoration Guidelines for Telecommunications Disaster Recovery Issue #0279, SS7 ISUP IAM Precedence Parameter Issue #0280, NIIF Reference Document Part III, Attachment E; SS7 Network Gateway Screening Document Update Issue #0281, Emergency Notification Systems Jeopardize Network Reliability Issue #0282, Update ATIS , Recommended Notification Procedures to Industry for Changes in Access Network Architecture * NIIF Issues can be accessed at

7 NIIF Issues in Initial Closure Issues in Initial Closure: Issue #0239: Telecommunications Relay Service Technology Updates Issue #0272, Abandoned Codes Never Opened Issues in Initial Pending: None * NIIF Issues can be accessed at

8 NIIF Issues in Final Closure Issues Placed in Final Closure since NIIF GS #53: Issue #0217: Routing IDDD Calls Within Issue #0245: Routing IDDD Calls for Issue #0274, VoP/VoIP and NIIF Code Opening Testing Guidelines * NIIF Issues can be accessed at

9 Other Activity Ongoing work to obtain updates to NIIF Contact Lists Status of IAM POTS=0 requested from wireless industry Review of the ATIS NGN FG output documents Continue productive joint meetings held by the NRRIC and NIOC with other ATIS committees to resolve active issues

10 Identified Concerns Bringing New Technology Issues and SMEs into the Forum Translating ATIS TOPS Priorities into Specific Issues Increasing number of issues is leading to the need for additional meeting time

11 Future Interim Meetings NRRIC Meetings –July 13, Issue #0253 Conference Call to Continue Review of the Issue #0253 Strawman Document - from 1:00 pm – 4:00 pm Eastern –July 19, Issue #0268 Joint Conference Call between the NIOC and NRRIC - from 11:00 am – 2:00 pm Eastern –July 25, Issue #0253 Conference Call to Review Final Contributions - from 1:00 pm – 4:00 pm Eastern –August 28, Issue #0273 Conference Call - from 11:00 am – 1:00 pm Eastern –September 12, Issue #0264 Conference Call to review and accept final contributions - from 1:00 pm – 4:00 pm Eastern –October 18-20, 2006 – NRRIC #32, Overland Park, Kansas

12 Future Interim Meetings NIOC Meetings –July 7, 2006 – Issue #0279, SS7 ISUP IAM Precedence Parameter, to review modified test scripts from 11:00 am – 1:00 pm Eastern. –July 19, 2006 – Issue #0268, Update NIIF Part XIII Terms and Definitions Document, from 11:00 am – 2:00 pm Eastern. –July 27, 2006 – Issue #0280, Issue #0280, NIIF Reference Document Part III, Attachment E; SS7 Network Gateway Screening Document Update, from 1:00 – 4:00 pm Eastern. –July 28, 2006 – Issue #0267, Addition of Number Pooling Code Opening Testing Guidelines, from 11:00 am – 1:00 pm Eastern. –August 21-25, 2006 – NIOC #55 Virtual Meeting –August 22, 2006 – Joint NRRIC and NIOC Conference Call on Issue #0282, Update ATIS , Recommended Notification Procedures to Industry for Changes in Access Network Architecture at 11:00 am Eastern. –September 26, 2006 – Joint OBF, AMATSG, and NIOC conference call on Issue #0227, Issue #0250, Issue #0246, and Issue #0270 from 11:00 am – 5:00 pm Eastern. –October 16-18, 2006 – NIOC #56, Overland Park, Kansas

13 Next NIIF Meeting NIIF #55 Meeting – Virtual: –NIOC – August 21-25, 2006, 2006 NIIF General Session – August 30, 2006 (virtual meeting)