1 NIIF Summary Report Activities since the NIIF #61 meeting October 26, 2007 Todd Rodgers Robert Schafer NIIF Co Chair

2 NIIF Leadership 2007 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 Hoffman (John Staurulakis, Inc.) NRRIC Co Chair: Karen Riepenkroger (Sprint Nextel)

3 Meetings Held from August 21, 2007 to October 25, 2007 August 22, 2007 – Issue #0284, SS7 Transit Carrier Screening, Conference Call from 11:00am – 1:00pm EDT August 23, 2007 – Issue #0281, Emergency Notification Systems Jeopardize Network Reliability, Issue #0266, Mass Call Blast Impact on Telecommunication Networks, Issue #0277, Auto-Dialer Focused Overloads, Conference Call from 11:00am – 3:00pm EDT September 12, 2007 – Issue #0254, IP QoS and IP/PSTN Convergence as it relates to the PRQC work from 11:00am – 3:00pm EDT September 13, 2007 – Issue #0268, Update NIIF Part XIII Terms and Definitions Document, Joint Conference Call from 11:00am – 2:00pm EDT September 14, 2007 – Issue #0260, VoP/VoIP and NIIF Testing Guidelines from 11:00am – 4:00pm EDT September 17, 2007 – Issue #0264, Update NIIF Mergers and Acquisitions Document, Conference Call from 1:00 – 4:00pm EDT

4 Meetings Held from August 21, 2007 to October 25, 2007 (Cont’) September 19, 2007 – Issue #0286, Lack of SS7 Transfer Controlled (TFC) Message support will degrade the probability of completion for NS/EP calls, Conference Call from 1:30pm – 4:30pm EDT September 20, 2007 – Issue #0227, 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, Issue #0270, Update NIIF Documentation on Rating and Routing in a Competitive Local Environment, Joint NIOC, OBF, and AMATSG Conference Call from 11:00am – 5:00pm EDT September 21, 2007 – Issue #0273, Rehome Procedures and LERG Effective Dates, Conference Call from 11:00am – 1:00pm EDT October 2, 2007 – Issue #0264, Update NIIF Mergers and Acquisitions Document, Conference Call from 1:00 – 3:00pm EDT October 5, 2007 – Issue #0284, SS7 Transit Carrier Screening, Conference Call from 11:00am – 3:00pm EDT October 9, 2007 – Issue #0273, Rehome Procedures and LERG Effective Dates, Conference Call from 11:00am – 1:00pm EDT October 11, 2007 – Issue #0281, Emergency Notification Systems jeopardize Network Reliability, Conference Call from 11:00am – 3:00pm EDT October , NRRIC #35 October , 2007 – NIOC #61

5 Correspondence Received since NIIF General Session #60 NIIF Correspondence # : Susan Miller, President and CEO of ATIS to the NIIF regarding the Optical Access Networks-Focus Group Assessment and Work Plan for FTTx/Access Optical Networks NIIF Correspondence # : Susan Miller, President and CEO of ATIS to NIIF Leadership regarding recently released ATIS IPv6 Task Force Report NIIF Correspondence # : Susan Miller, President and CEO of ATIS to NIIF Members regarding recently released ATIS IPv6 Task Force Report NIIF Correspondence # : INC to the NRRIC regarding INC Issue 545, Removal of Switch CLLI information from NANPA Website NIIF Correspondence # : Susan Miller, President and CEO of ATIS to the NIIF regarding an update on the Exploratory Group on Convergence’s activities

6 Correspondence Sent since NIIF General Session #60 NIIF Correspondence # : NIOC to the INC regarding INC Issue 528, Testing and Code opening Guidelines for NPA-NXX-X Blocks

7 NIIF New Issues Issue #0288, Minimum Time Frames for Mergers and Acquisitions Issue #0289, Review of e-TOM as Recommended by EGC * NIIF Issues can be accessed at

8 NIIF Issues in Initial Closure Issues in Initial Closure: Issue #0237- Removal of unnecessary switching entity information from public access 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 #60: Issue #0248, NIIF 0004, Guidelines for Reporting Local Number Portability Troubles in a Multiple Service Provider Environment, updates Issue # 0251R1, Clarification of the Scope of the NIIF Documents Issue # 0261, SMS800 Infrastructure Changes May Impact NIIF Agreements Issue # 0285, Addition of switch code discrepancies in NRRIC Discrepancy Report 3 * 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 –November 13, Issue #0273, Rehome Procedures and LERG Effective Dates, Conference Call from 11:00am – 1:00pm EST –November 27, 2007 – Conference Call regarding two proposed new issues from Telcordia from 11:00am – 2:00pm EST –November 30, Issue #0264, Update NIIF Mergers and Acquisitions Document, Conference Call from 11:00am – 1:00pm EST

13 Future Interim Meetings NIOC Meetings –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 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 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 –December 12, 2007 – Issue #0287, Development of NGN Documentation, Conference Call from 11:00am – 2:00pm EST