1 NIIF Summary Report Activities since the NIIF #61 meeting February 8, 2008 Todd Rodgers Robert Schafer NIIF Co Chair

2 NIIF Leadership 2008 Network Interconnection/Interoperability Forum NIIF Co Chair: Todd Rodgers (Qwest) NIIF Co Chair:Robert Schafer (Verizon) Network Inter-Operability Committee NIOC Co Chair: Ann Marie Cederberg (Qwest) NIOC Co Chair:Robin Meier (AT&T) Network Rating Resources Information Committee NRRIC Co Chair: Karen Riepenkroger (Sprint) NRRIC Co Chair: Joan Ross (Telcordia)

3 Meetings Held from October 26, 2007 to February 7, 2008 October 30, 2007 – Conference Call addressing Exploratory Group on Convergence’s Findings from 1:00pm – 4:00pm EDT November 1, Issue #0286, Lack of SS7 Transfer Controlled (TFC) Message support will degrade the probability of completion for NS/EP calls, Conference Call from 11:00am – 2:00pm EDT November 2, 2007 – Issue #0284, SS7 Transit Carrier Screening, Conference Call from 11:00am – 2:00pm EDT November 12, 2007 – Conference Call addressing Exploratory Group on Convergence’s Findings from 11:00am – 1:00pm EST November 13, 2007 – Issue #0273, Rehome Procedures and LERG Effective Dates, Conference Call from 11:00am – 1:00pm EST November 14, 2007 – Conference Call regarding NIIF Master Table of Contents Abstracts from 11:00am – 1:00pm EST November 16, 2007 – Issue #0281, Emergency Notification Systems Jeopardize Network Reliability, Conference Call from 1:00pm – 4:00pm EST November 27, 2007 – NRRIC Proposed Issue Overview, Conference Call from 11:00am – 2:00pm EST November 29, Joint NIOC, OBF, and AMATSG Issue #227, Clarification to resolution statement of Issue #0199 Toll Free Numbers in Calling Party Field; Issue #0246, Jurisdiction Information Parameter (JIP) Population Rules when VoIP Technology is Involved for Some Portion of the Call; Issue #0250, Guidelines for the Use of Charge Number Field; and Issue #0270, Update NIIF Documentation on Rating and Routing in a Competitive Local Environment, Conference Call from 11:00am – 3:00pm EST

4 Meetings Held from October 26, 2007 to February 7, 2008 (Cont’) November 30, 2007 – Issue #0264, Update NIIF Mergers and Acquisitions Document, Conference Call from 11:00 – 1:00pm EST December 3, 2007 – Conference Call regarding NIIF Master Table of Contents Abstracts from 2:00pm – 4:00pm EST December 6, 2007 – Issue #0268, Update NIIF Terms and Definitions document, Conference Call from 11:00am – 2:00pm EST December 12, 2007 – Issue #0287, Development of NGN Documentation, Conference Call from 11:00am – 2:00pm EST January 8, 2008 – Issue #0273, Rehome Procedures and LERG Effective Dates, Conference Call from 11:00am – 1:00pm EST January 14, 2008 – Issue #0284, SS7 Transit Carrier Screening, Conference Call from 11:00am – 2:00pm EST January 15, 2008 – Issue #0281, Emergency Notification Systems Jeopardize Network Reliability, Conference Call from 1:00 – 4:00pm EST January 16, 2008 – Issue #0286, Lack of SS7 Transfer Controlled (TFC) Message support will degrade the probability of completion for NS/EP calls, Conference Call from 11:00am – 2:00pm EST NIOC #62 – January 28 – 30, 2008 NRRIC #36 - January 30 – February 1, 2008 February 6, 2008 – Conference Call regarding Next Generation – Carrier Interconnection (NG- CI) meeting from 10:00am – 12:00pm EST

5 Correspondence Received since NIIF General Session #61 NIIF Correspondence # : Telcordia to the NIOC regarding the proposed use of Telcordia Generic Requirements (GR) text by the Network Inter-Operability Committee (NIOC) of the Alliance for Telecommunications Industry Solutions (ATIS) NIIF Correspondence # : AMATSG to the NIOC regarding response to action item from the September 20, 2007 joint NIOC/OBF/AMATSG conference call concerning the proposal for modifying Issue #0246's Rule 8 NIIF Correspondence # : OBF Message Processing Committee to the NIOC regarding response to action item from the September 20, 2007 joint NIOC/OBF/AMATSG conference call concerning the proposal for modifying Issue #0246's Rule 8 NIIF Correspondence # : OBF Billing Committee to the NIOC regarding response to action item from the September 20, 2007 joint NIOC/OBF/AMATSG conference call concerning the proposal for modifying Issue #0246's Rule 8 NIIF Correspondence # : TMOC-CLDR to the NRRIC regarding an update to the status of NECA's implementation of Combined Entity Company Codes (CECCs) NIIF Correspondence # : Maria Estefania, VP of Standards Development, ATIS to NIIF Leadership regarding ATIS Workshop on Next Generation – Carrier Interconnection

6 Correspondence Sent since NIIF General Session #61 N/A

7 NIIF New Issues Issue #0290, Removal of LERG14 (Diverse Toll Routing) Issue #0291, Removal of LERG15 (E911 tandem/county data) Issue #0292, NIIF Documentation Outage Reporting Issue #0293, Potential SMS Inter- Network Congestion * NIIF Issues can be accessed at

8 NIIF Issues in Initial Closure Issues in Initial Closure: Issue #0289, Review of e-TOM as Recommended by EGC Issues in Initial Pending: N/A * NIIF Issues can be accessed at

9 NIIF Issues in Final Closure Issues Placed in Final Closure since NIIF GS #61: N/A * NIIF Issues can be accessed at

10 Other Activity Ongoing work to obtain updates to NIIF Contact Lists Status of IAM POTS=0 requested from wireless industry Continue productive joint meetings held by the NRRIC and NIOC with other ATIS committees to resolve related issues Status of SS7 ISUP IAM Precedence Parameter activity

11 Identified Concerns Bringing New Technology Issues and SMEs into the Forum Translating ATIS TOPS Priorities into Specific Issues Increasing number of issues resulting in the need for more careful management of committee meeting time

12 Future Interim Meetings NRRIC Meetings –February 14, Issue #0273, Rehome Procedures and LERG Effective Dates, Conference Call from 11:00am – 1:00pm EST –March 6, Issue #0264, Update NIIF Mergers and Acquisitions Document, Conference Call from 11:00am – 1:00pm EST –April 1, Issue #0264, Update NIIF Mergers and Acquisitions Document, Conference Call from 11:00am – 1:00pm EST –NRRIC #37

13 Future Interim Meetings NIOC Meetings –February 21, 2008 – Issue #0281, Emergency Notification Systems Jeopardize Network Reliability, Conference Call from 11:00am – 2:00pm EST –March 3, 2008 – Issue #0268, Update NIIF Terms and Definitions Document, Joint Conference Call from 11:00am – 2:00pm EST –March 4, 2008 – Issue #0284, SS7 Transit Carrier Screening, Conference Call from 11:00am – 2:00pm EST –March 13, Issue #0286, Lack of SS7 Transfer Controlled (TFC) Message support will degrade the probability of completion for NS/EP calls, Conference Call from 11:00am – 2:00pm EDT –March 18, Joint NIOC, OBF, and AMATSG Issue #227, Clarification to resolution statement of Issue #0199 Toll Free Numbers in Calling Party Field; Issue #0246, Jurisdiction Information Parameter (JIP) Population Rules when VoIP Technology is Involved for Some Portion of the Call; and Issue #0250, Guidelines for the Use of Charge Number Field, Conference Call from 11:00am – 3:00pm EDT –March 19, 2008 – Conference Call Regarding Joint Meetings during ATIS Annual Meeting Of the Committees from 11:00am – 2:00pm EDT –April 4, 2008 – NIIF Master Table of Contents Update Conference Call from 11:00am – 1:00pm EDT –April 9, Issue #0266, Mass Call Blast Impact on Telecommunication Networks; #0277, Auto-Dialer Focused Overloads; and #0293, Potential SMS Inter-Network Congestion, Conference Call from 11:00am – 3:00pm EDT –NIOC #63