ALERT – Agreement Expires July 2016 FIS PAI VE /3/14 1 MetroE

FIS PAI VE /3/14 2 MetroE

What do we currently have? $493k/month in current billing 102 new orders in 2015 (40% decrease) Agreement expires August month term with a 24 month right to cancel Out of term continues at same rate AS LONG AS FISPA HAS AN ACTIVE AGREEMENT If not month-to-month moves to tariff rates (x3+) Circuits can be reordered up to August 2016 NOTE: AT&T provides NO compelling reason to move/migrate to ASE FIS PAI VE /3/14 3 MetroE

What AT&T Has Proposed? 2-Year extension from Acceptance Date This eliminates reordering or existing circuits All circuits terminated December 2019 Shortens 60 month term to 46 months or less ISSUE: Shortens existing terms of orders placed from December 2014 through Acceptance Date NOTE: AT&T provides NO compelling reason to move/migrate to ASE FIS PAI VE /3/14 4 MetroE

What FISPA is asking for 2-Year extension from Acceptance Date This eliminates reordering or existing circuits All circuits terminated 5 years from Acceptance Date (or mutually agreed upon). MetroE – ASE Migration WiKi Can be FIS PAI VE /3/14 5 MetroE

FIS PAI VE /3/14 6 AT&T Switched Ethernet (ASE)

What do we currently have? 56 Orders in 2015 – 86% growth Met our Volume Commitment $37k in FISPA fees Agreement Expires December 2017 Tier 1 Site Promotion FISPA Agent Program offers 15-25% better pricing ISSUES: Availability, Installation Time Frames, Ordering/Provisioning, CABS Billing, Street Price Competitiveness FIS PAI VE /3/14 7 AT&T Switched Ethernet (ASE)

What do we want? Extend Agreement through December 2019 Lower Cost of 10M & 20M Add Broadband Port at Wholesale Cost MetroE to ASE Migration Program Free Host Circuit During Migration Recognition of previous term Burstable Product similar to MetroE FIS PAI VE /3/14 8 AT&T Switched Ethernet (ASE)

9 AT&T Switched Ethernet Service SM AT&T Proprietary. Not for further distribution or use without the expressed written permission of AT&T.

The Basics: Why Wholesale Partners buy ASE AT&T brand  Dependability  Quality expectations Geographic availability  ASE: Within AT&T ILEC service area Customer advantage: expand reach, solution completeness, multiple medium types  ASE: Outside the AT&T ILEC service area (select markets) Customer advantage: expand reach, solution completeness, AT&T as protection, diversity, risk distribution alternative - Financial, Medical, Technical verticals  Portfolio: Domestic + International Customer advantage: International solutioning with 1 CEN Network performance & reliability  Protection, diversity, risk avoidance Customer advantage: Technical solutioning, 24x7x365 maintenance partner Competitive Pricing Customer advantage: Price to win E Internet Local access to other services (i.e. EaMIS) EE ELINE : P2P (EPL) or virtual P2P (EVPL) connectivity between 2 points EE E ELAN : MP (EPLAN or EVPLAN) connectivity between >/= 3 points Supported Wholesale Customer applications AT&T Proprietary. Not for further distribution or use without the expressed written permission of AT&T.

Tier 1 – (within ILEC service area) more than 75,000 building locations and growing… + AT&T markets (outside AT&T ILEC service area): buildings supporting AT&T Switched Ethernet Service SM >247,000 lit buildings Total, including All Tier 1 + Tier 2 24, ,400 1, ,000 6, ,700 13,300 1,100 4, ,800 5, ,400 2,200 2, Some restrictions may apply -Tier 1 is an AT&T marketing designation where special contract pricing may apply Tier 2 per state quantities are not depicted on this map -Site-specific tier data may be validated at -AT&T reserves the right to add or remove Tier 1 locations (changes apply going forward only) -BLUE font represents buildings outside the AT&T ILEC service area, lit for ASE. BOLD number denotes 2015 readiness. Non-BOLD number denotes 2016 planning. AT&T Wholesale Solutions State specific information should be used for planning purposes only As of 2Q Boston New York northern NJ Philadelphia Seattle Pittsburgh 85 Washington DC Phoenix Baltimore 17 Omaha Minneapolis Tampa 11 Portland 60 Denver AT&T: Depth and Breadth Domestic Ethernet supported  ~2500 telco COs (21 states)  ~500 long haul POPs AT&T Proprietary. Not for further distribution or use without the expressed written permission of AT&T.

AT&T Switched Ethernet Service SM (aka ASE) IntraLATA solutioning  Outside the AT&T ILEC service area; specific markets  Within the 21 state AT&T ILEC service area –Broadband Port Connections InterLATA + IntraLATA solutioning  Regional and/or National support (both UNIs within AT&T ILEC service area) AT&T - New Network, Other 12 NEW AT&T Proprietary. Not for further distribution or use without the expressed written permission of AT&T.

Product Definition Features and Capabilities  IntraLATA service available in region in the 21 states where facilities are available, and in specific markets (specific lit buildings) outside the AT&T ILEC service area.  InterLATA EVCs are available when both UNIs are within the AT&T ILEC service area.  E-Line and E-LAN arrangements supported.  Point-to-point, point-to-multipoint and multipoint-to- multipoint configs supported.  MPLS protected, diverse core network design.  Multiple port speeds available: 100Mb, 1Gb, 10Gb for high capacity network applications.  Jumbo Frame support (1Gb, 10Gb interfaces (exceptions apply).  Six CoS (Classes of Service) options for customer applications.  VLANs (Virtual Local Area Network) divide a network into separate broadcast domains.  EVCs (Ethernet Virtual Connections ) - logical connection for traffic flow between ports.  AT&T BusinessDirect® - SLA management (ISOM), eMap, GPR, eMaintenance, performance reporting, etc.  Diversity and Protect options for interoffice, loop transport, and distribution of failure risk. Service Level Guarantees  IntraLATA End-to-end SLAs for performance and reliability.  InterLATA – Custom, from CBB PE – CBB PE, per unique city pairs  Network Availability (intraLATA) not less than 99.99% for all ports.  Latency, Jitter and Packet Delivery Rate performance targets vary by Class of Service. Pricing Structure AT&T Switched Ethernet Service: a switched Ethernet offering providing connectivity for customers with multiple locations within the AT&T ILEC service area (intra + InterLATA). This transport service enables customers to use Ethernet VLAN technology to transport traffic among metro locations as if they were part of the same LAN. Service is also available in specific lit buildings outside service area. General Benefits  Scalable and flexible - Provides many incremental speeds to support all current and future enterprise applications.  Easy to use – IT personnel are familiar with the technology which offers an advanced high capacity infrastructure able to meet ever-growing demand for IP connectivity  Cost effective - Satisfies growing market demands with an affordable, any-to-any high bandwidth metro network Variants  Class of service options - latency-sensitive applications  Port speeds - </=10Gb – ability to support high capacity network applications  Flexible design options - meet a variety of connectivity applications. Capabilities, Performance, & Prerequisites 1. Port The port connection provides the physical transport between customer premises and the AT&T core network:, PE to NTE. 100Mb, 1Gb, 10Gb 2. CIR (Committed Information Rate) Options from 2Mb to 10Gb (additional asymmetrical low speed offerings). CIR - based on capacity and prioritization. 3. Class of Service Each CIR is offered with port level, EVC level, and Per Packet Class of Service options. 6 CoS options available AT&T Switched Ethernet Service SM : What is it? 13 Pricing available in the AT&T Interstate Access Guidebook for the above rate elements and additional optional features. CIR selections, by CoS option (Basic; PPCoS)

14 EGS AVPN & MIS PEs AVPN, MIS & OEW Networks T1, T3, etc ASE NTE ASE / IPAG CEN Copper ASE-BBP Equip Bonded Copper ASE-BBP Equip Lightspeed Copper-only Asym & Sym speeds Service Level Objectives (SLOs) ASE (AVPN, MIS, OEW, Future) ASE Broadband Port B-VoIP 10Gb IPAG : Lightspeed Interconnect LAG ALU is Lightspeed equip vendor (7750; 7450) Juniper is IPAG PE vendor Ciena or ADTRAN are NTE vendors AT&T Switched Ethernet Service SM Lightspeed Network : ASE CEN relationship Arris is equipment vendor Lightspeed Legend MPLS-enabled core switched network Lightspeed Core switches interconnected with dual, diverse 10G links Arris NM55 modem placed at customer prem ASE NTE IP DSLAM VRAD ASE Legend Juniper MX enabled CEN; MPLS switching; MPLS FRR >/=10Gb INLs, deployed in LAG groups ASE PE in AT&T ILEC Central Offices NTE at Customer premises Cust Prem CECE CECE CECE AT&T ILEC AT&T long haul

EoMPLS Core Network V-LAN Based Service Service multiplex physical port to multiple EVCs Uses customer VLAN tag to route traffic to an associated Ethernet Virtual Circuit (EVC), connecting to other port(s) in the EVC Each EVC can be point-to-point or multipoint; diagram shows P2P EVCs Configuration shown is an Ethernet Virtual Private Line since the hub has a virtual private line to each remote; capacity is reserved for each EVC Remote ports may be VLAN-based or port-based They will often be port-based if no need for other EVCs on that port NTE CPE 802.1Q Trunk Logical EVCs VLANs Service Multiplexed UNI Remote Site #1 Remote Site #5 Remote Site #4 Remote Site #3 Remote Site #2 15

Port Based Multipoint Service “VPLS” 16 NTE CPE 802.1Q Tunneling ALL to One Bundling CPE NON-Service Multiplexed UNI EoMPLS Core Network Port-based Multipoint Service, all traffic on port is carried on a single VLAN among all multipoint locations Customer Layer 2 methods transported transparently Extends LAN to MAN via Single Bridged Domain Supports tagged, untagged traffic Uses VPLS technology via MPLS for transparent LAN service Customer can connect via Bridge or Router

Network Overview: CEN 24x7x365 ENOC support! CORE Juniper Networks – PE provider  MX480, MX960 (deployed in clusters)  21 state build, began >9 years ago (new, but not new)  Build outside ILEC service area – Specific markets – Lit Building strategy (FTTB)  Protection; Switching: –10Gb interswitch trunks (10Gb + heavy ROADM utilization) Migration plan to 40, 100Gb –networking including LAG and 1 x 2 switch linkage –Clustering with multiple E-Links; Z-Links –VPLS, VPWS; MPLS FRR  MEF CE2.0 certification: EPL, EVPL, EVPLAN – EPLAN cert testing scheduled: 2015  Virtual Connections: ELINE or ELAN: – InterLATA: When both UNIs are located in an AT&T ILEC service area – IntraLATA: when originated from an ASE Broadband Port Connections; between UNIs outside the AT&T ILEC service area Service requirement in remote geographic area, where Juniper MX is not placed  Options: Deploy, not serve, extend CEN with CO E-Mux deployment –Remote service, or service where MX business case can not be supported –E-Mux uplinks: Dual, and diverse AT&T Proprietary. Not for further distribution or use without the expressed written permission of AT&T. NEW slide 1/3

Network Overview: PE - NTE UNI/Local loop  CNL/Layer 1 – (PE-NTE) Fiber or Cu  Protection, Diversity options –Risk distribution, protection, diversity: loop; alternate serving switch –ELAN solutioning  Dual network uplinks between Lightspeed Network (u-Verse) and ASE PE (MX480), to support ASE Broadband Port Connections  Out-of-Region: Specific metros, specific lit buildings (PE-EMux-NTE), intraLATA service offered NTE  Ciena – NTE provider, fiber fed solutions; 3900 series –Hardened NTE option  ADTRAN – NTE provider, Cu fed solutions; Netvanta 838 (TA5000)  Arris/Motorolla – NID provider, Cu fed solutions, behind Lightspeed network; NM55 AT&T Proprietary. Not for further distribution or use without the expressed written permission of AT&T. NEW slide 2/3

Network Overview: Interfaces & Logical Interfaces & Logical  Ports/Interface: 100Mb (E), 1Gb (E; O), 10Gb (O) (Future: 40, 100Gb planned) –100Mb100Base-T –1Gb1000Base-Tincludes all ASE Broadband Port Connections 1000Base-LX 1000Base-SX –10Gb10GBASE-LR 10GBASE-SR  Configurations: Service Multiplexed/VLAN-based & All-to-One-Bundled/Port-based –Note, Port-based only supported </=1Gb UNI connection  Port/CIR relationship: 100Mb: 2, 4, 5, 8, 10, 20, 50, 100Mb 1Gb: 2, 4, 5, 8, 10, 20, 50, 100, 150, 250, 500, 600Mb, 1Gb **via LightSpeed platform: 3/1, 6/1, 12/1.5, 18/1.5, 24/3, and 45/6Mb; 2, 4Mb 10Gb: 1, 2, 2.5, 4, 5, 7.5, 9.5, 10Gb  EVCs : 100Mb8 1Gb64 (exception: Broadband Port Connection: 8) 10Gb508 (multiple CIR options, 1Gb – 10Gb)  MTU / Frame Size (max): 9126 Bytes: 100Mb, 1Gb, 10Gb (Jumbo Frames) –Exceptions: 100Mb port with CIR </=10Mb (1526); 1Gb port with CIR </=10Mb (1526); ASE Broadband Port Connection (1522)  Q-in-Q: 802.1Q Supported (0x8100 EtherType) AT&T Proprietary. Not for further distribution or use without the expressed written permission of AT&T. NEW slide 3/3

Service Comparison – Physical Attributes Physical AttributesAT&T Switched Ethernet Service SM Features/ Capabilities Availability 21 states; specific lit buildings in NYC, north NJ, Seattle, Philadelphia, Boston. Addl building additions in 2016 Switched, PEJuniper MX480, MX960 CoreEoMPLS, with Fast Re-route 100Mb UNI PortYes 1Gb UNI PortYes (this is only UNI port utilized for Broadband Port Connections) 10Gb UNI PortYes 100Gb UNI PortYes Access Protection Alternate Serving Switch; Diverse Access/Diverse CO; Advanced Access Failover (excludes Broadband Port Connections) EoSONETN/A Copper MediumYes – multiple strategies Fiber MediumYes (not available with Broadband Port Connections) Core RedundancyYes Edgeless FeatureYes (future – TBD) Hardened NID, NTEYes (excludes Broadband Port Connections) Meetpoint ICODirectLEC, ICO common trunk Network InfrastructureJuniper 960 / 480 (IPAG) Single Control PlaneYes UNI Port ProtectionSee also Access Protection, above. (excludes Broadband Port Connections) AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T. NEW

Logical AttributesAT&T Switched Ethernet Service SM Features/ Capabilities PolicingIngress, egress Broadcast MP config: XMb broadcast or unknown unicast, with BUM limits Bursting (EBS, EIR)No CIR 2, 4, 5, 8, 10, 20, 50, 100, 150, 250, 500, 600Mb, 3/1, 6/1, 12/1.5, 18/1.5, 24/3, and 45/6Mb; 2, 4Mb 1, 2, 2.5, 4, 5,7.5,9.5, 10Gb E-TreeNo Jumbo FramesYes – exceptions apply MAC Limits </= 500 per UNI per MP EVC. Broadband Port Connections – lower limits (64 MACs); apply for both P2P and MP EVCs Multicast MP config: XMb multicast, unknown unicast, with BUM limits (BUM limits MP EVC only, excluding Broadband Port Connections) Multipoint EVCYes Point-to-Point EVCYes Port-based (All-to-One-Bundled) ServiceYes VLAN-based (Service Multiplexed) ServiceYes PPCoS (multiCoS)Yes Service Comparison – Logical Attributes AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T. NEW

SLA Attributes * AT&T Switched Ethernet Service SM Features/ Capabilities CoS Types 6 CoS: Real-time, Interactive, Business Critical –High. Business Critical-Medium, Non Critical -High; Non Critical-Low Applied: Single per port or EVC, per packet per port or EVC Customer Network ManagementYes (no charge) ETE SLAsYes (intraLATA – NTE-to-NTE) Jitter SLA (scoped)NA - 3ms Latency SLA (scoped)50ms - 5ms (one-way) Mean Time to Repair (scoped)4 hour SLO Network Availability SLA (scoped)99.99% Packet Delivery SLA (scoped)99.5% % CoS impacts prioritization…impacts SLA 21 states See next page for SLA application details AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T. * EXCEPTION: ASE Broadband Port Connections. SLOs offered.

Performance SLA – Application IntraLATA, within AT&T ILEC service area, and unique specified metros outside ILEC service area SLA applies, as specified in AT&T Interstate Guidebook NTE PE ASE SLA IntraLATA, NTE at premises to NTE at longhaul POP InterLATA, across CBB long haul network, Custom/Non-Standard, per city pairs calculation NTE ASE SLA Longhaul POP CBB ntwk ASE SLA NTE PE NTE CUSTOM/Non-Standard by unique City Pairs AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T. IntraLATA solutioning InterLATA solutioning

This is “ASE” WHAT  ASE service (21 states [within AT&T ILEC service area]); with InterLATA EVCs/VLANs between ASE UNIs –Applies to new or existing ASE UNIs  InterLATA connectivity costs – no additional! Assume, “current/existing ASE rates”  Provides end to end solution without InterLATA “bolt on”  Order process BAU  Note: Does not apply to ASE Broadband Port Connections. Targeted for 2016  AT&T owned facilities WHEN  Available now WHERE  AT&T 21 states ASE: InterLATA EVC – What, When, Where AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T.

WHAT More detail  Pricing: ASE pricing: unchanged. InterLATA EVC: no additional charge  EVCs/Services supported: MEF 10.1; MEF 6.2: ELINE (EPL, EVPL); ELAN (EVPLAN, EPLAN) –Max EVC size: 1Gb  Ordering Process: BAU  Applications: –Any MEF 10.1; MEF 6.2 –Growth: add InterLATA sites Address disaster recovery needs –Migrations: legacy OEM or MetroE to ASE TDM to Ethernet  SLAs: InterLATA EVC component – N/A or Custom Negotiation. Core backbone (CBB) applies. Existing IntraLATA EVC component - BAU ASE: InterLATA EVC – What, When, Where AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T.

ASE: Broadband Port Connection – What, When, Where WHAT  New bandwidth options for ASE customers –Asymmetric speed tiers (Downstream/Upstream [Mb]): 3/1, 6/1, 12/1.5, 18/1.5, 24/3, and 45/6 –Symmetric speed tiers: 2 Mb and 4 Mb  Market expansion, utilizing Cu assets  UNI terminations with IntraLATA EVCs + E-Access to OEW; MIS; AVPN WHEN  Available now. Rolling market launch through EoY 2015 WHERE  AT&T 21 states, within AT&T ILEC service area ASE CEN AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T.

WHAT - More detail  Port/Interfaces: 1000Base-T; only port option: 1Gb  CoS: single, unique Broadband Port Connection CoS  Logical configs: P2P (EPL & EVPL) & MP (EPLAN & EVPLAN) IntraLATA only; In-Region only (InterLATA EVC projected for 2016)  SLAs: SLOs offered. AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T. ASE: Broadband Port Connection – What, When, Where

ASE: OOR – What, When, Where WHAT  ASE Out of Region (ASE OOR) is offering largely the same service (intraLATA) as that offered within 21 states  new markets out of region where AT&T owned fiber is available (AT&T Local Network Services, our facilities-based CLEC)  UNI terminations with IntraLATA EVCs + E-Access to OEW; MIS; AVPN WHEN  OOR termination is available today, in limited markets, limited buildings, with deployment as herein noted WHERE  Limited buildings, limited markets, limited expansion –Boston –New York City –Northern New Jersey –Philadelphia –Seattle  Initial targets : Existing LNS lit buildings (pre-deployed) as part of FTTB (EMux deployment). Serve to “suite” 2015 Future: success builds AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T.

ASE: OOR – What…expanded WHAT More detail  Processes: Same as intraLATA  Pricing: Same as intraLATA  Bldg strategy: EMux placed at MPOE NTE (at suite): CN3930, CN3960  Port/Interfaces: 100Mb/100Base-T 1Gb/1000Base-LX/SX 10Gb/10GBASE-LR/SR  CIR: matches in-region  CoS: all 5 Basic/Single  Logical configs: P2P (EPL & EVPL) & MP (EVPLAN)  BusinessDirect: eMaintenance; eMAP; GPR; ISOM FTTB - Lit Building EMux PE / MX cabling EMux macro AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T.

Available for distribution: AT&T CUSTOMER SITE PREPARATION REQUIREMENTS  Space, power, etc AT&T Switched Ethernet Service SM - AT&T CUSTOMER DATA FORMAT REQUIREMENTS  Technical detailing AT&T Switched Ethernet Service SM - Service Order Form  Service Inquiry, etc Additional reference: ASE - Detailed Customer Documents 30 AT&T Proprietary. Not for external use, or further distribution without the expressed written permission of AT&T.

Ethernet Qualification Tool Address validation ASE availability Currently available versus build to order Facilities Check Tool Address validation SWC CLLI info Tier designations Pag e 31

Page 32 Thank You! Questions?