1. © 2009 Level 3 Communications, LLC. All Rights Reserved. Level 3 Communications, Level 3, the red 3D brackets, and the Level 3 Communications logo are registered service marks of Level 3 Communications, LLC in the United States and/or other countries. Level 3 services are provided by wholly owned subsidiaries of Level 3 Communications, Inc. Any other service, product, or company names recited herein may be trademarks or service marks of their respective owners. Level 3 and Large Enterprises Built for Business

2. 2  2009 Level 3 Communications, LLC. All Rights Reserved. 2 Enterprise Discussion Who is Level 3? What’s happening with Large Enterprise networking?  Application proliferation  The new demands on the network from evolving applications Preparing for the future  Finding the right network provider Level 3 as the broadband application network provider for Large Enterprises

3. 3  2009 Level 3 Communications, LLC. All Rights Reserved. 3 Headquarters: Broomfield, CO 2008 Annual Revenue: $4.2 billion Fortune 600 company Employees: 5,200 Capabilities A comprehensive portfolio of voice, data, video and Internet services Ranks as one of the world’s most connected Internet Service Providers (ISPs) More than 2 billion calls per month Chosen service provider to thousand’s of businesses Fewer hops to reach global internet destinations than any other provider (1.74 on average). Since Jan. 1, 2008, the Level 3 CDN has handled 17 trillion requests for content and delivered over 660PB of content Level 3 Today “Level 3 has a long and successful track record of enabling the telecommunication needs of the largest companies in the world." — Jim Crowe, Chief Executive Officer

4. 4  2009 Level 3 Communications, LLC. All Rights Reserved. 4 A Step Back: Our History

5. 5  2009 Level 3 Communications, LLC. All Rights Reserved. 5 Level 3 Today

6. 6  2009 Level 3 Communications, LLC. All Rights Reserved. 6 IP traffic has doubled from 2006 to 2009 and is expected to at least double again in next three years Trends in Enterprise Business Traffic Global Business IP Traffic *Source: Cisco, June 2009, Visual Networking Index (VNI) Forecast and Methodology, 2008-2013 Prediction : Annual global IP traffic will exceed two-thirds of a zettabyte (667 exabytes) by 2013, representing a quintupling of traffic from 2009* (private) (public)

7. 7  2009 Level 3 Communications, LLC. All Rights Reserved. 7 What Applications are Driving this Increase in Traffic? New applications are rapidly evolving Enterprise applications are demanding more from your company’s network than ever before Changes in bandwidth requirements are exploding and will continue to grow

8. 8  2009 Level 3 Communications, LLC. All Rights Reserved. 8 What is the Impact on Your Network? Traffic grows quickly, potentially unpredictably Migration to IP-based platforms accelerates Reliability ever more critical to support business operations Innovation and expertise needed to support application demands Network costs need to be contained as traffic swells

9. 9  2009 Level 3 Communications, LLC. All Rights Reserved. 9 Is Your Network Ready? Is your network provider an expert and leader in IP where applications are migrating? Is your network provider burdened with legacy technology? Is the network modern, fast, scalable and secure? Questions to Ask about Your Network Is your network prepared to support the growth and strain that applications such as video, cloud computing, remote workers and others may place on the network? Are you paying too much for your networking? Are you paying for a service or a name? Can your network provider offer true physical diversity? Can your network provider support the extreme reliability these applications require? Can your provider help you build a complete solution or provide you with the building blocks so you can do it yourself?

10. 10  2009 Level 3 Communications, LLC. All Rights Reserved. 10 Level 3: Ready for your Broadband Business Applications Unpredictable traffic swells are effectively managed The modernity, innovation and scale of the Level 3 ® Network can help customers enjoy savings in a number of ways. Scale without limits Enjoy Proven Reliability Go with IP Our company name, Level 3, is derived from Layer 3 networking Apps moving to IP will be at home at Level 3 Our legacy is providing high- bandwidth services to some of the world’s largest and most demanding customers Evolve Your Network End-to-end services to simplify convergence, cost management and technology migration Grow the Network, not the Budget

11. 11  2009 Level 3 Communications, LLC. All Rights Reserved. 11 Scale Without Limits One of the largest global networks representing $25 billion in invested capital Continuously upgradable network built for the broadband age If we’re not already at your doorstep, we can build to it  More than 100 thousand buildings lie within 500 feet of the Level 3 network  Connected in more than 190 markets throughout 22 countries Network carries over 2 billion calls and 12 billion minutes per month

12. 12  2009 Level 3 Communications, LLC. All Rights Reserved. 12 Enjoy Proven Reliability Network Reliability  The Level 3 IP network is the most connected in North America with an uptime of 99.99999 percent.  SLAs for voice, video and content delivery  Network is typically physically diverse from other carrier networks Level 3 provides services to some of the most demanding enterprises  9 of the top 10 U.S. banks  3 of the top 4 global financial exchanges  9 of the top 10 global pharmaceuticals  4 of the top 5 health insurance providers  More than 300 of the Fortune 500  More than 35 federal agencies and divisions Your business applications require reliability that’s proven itself by serving some of the worlds’ most demanding customers

13. 13  2009 Level 3 Communications, LLC. All Rights Reserved. 13 Evolve your Network Key service capabilities:  TDM-to-IP migrations  ATM/Frame Relay to MPLS conversions  True Network Diversity  End-to-end Ethernet across the LAN, MAN and WAN  Build out to your locations Utilize Our In-House Experts  Our team of networking experts consult to develop end-to-end business application solutions. Partners  Level 3 also partners with industry leaders to customize enterprise solutions. Enterprise Network VoIP Services Level 3 [has been] forward looking with many of its product portfolios. Level 3 Services Architecture

14. 14  2009 Level 3 Communications, LLC. All Rights Reserved. 14 Grow the Network, not the Budget Innovation  A leader in the deployment and deployment of voice-over-IP (VoIP) services  Owner of more than 550 communication technology patents worldwide; 325 more pending  Developed industry-wide standards for MPLS-based services Economies of Scale  More than 330 10 GigE ports currently provisioned  Supporting several customers with capacity needs in excess of 30 gigabytes. Savings come in the form of:  Using innovative services specifically tailored for broadband business applications  Scale and cost-efficiencies in the network being passed on to our customers The scale and the modernity of our network and services allows customers to save with no sacrifice in quality or performance Smithsonian Computerworld Laureate Technical Emmy ® Award Winner Outstanding Achievement in Technical Development - Video Deployment Services (December, 2007) 2007 WINNER Internet Telephony’s Excellence Award

15. 15  2009 Level 3 Communications, LLC. All Rights Reserved. 15 Customer Experience: At the Forefront The Customer Experience is not an afterthought  Supporting business applications is just as important as providing a positive business experience for our client  Improving based on customer feedback and evolving customer needs Committed to setting the standard in support before, during and after the sale  We provide end-to-end touch points to allow for an excellent customer experience  Dedicated account teams are assigned and available to support throughout the customer lifecycle Understand your unique requirements Structure a solution that’s right for you Roll out a solution that directly meets your needs in a way that works for you More choices to manage invoices and changes Customer portal Highly responsive and dedicated account contact Faster fixes and more predictable maintenance SALESSERVICE DELIVERYBILLING SERVICE MANAGEMENT

16. 16  2009 Level 3 Communications, LLC. All Rights Reserved. 16 Let’s Take on the Future Together The pace of application development and bandwidth growth is outstripping estimates Business must be prepared to support current and future application networking requirements Bandwidth intensive enterprises rely on Level 3 for its scale, performance and cost-efficiencies Level 3 enables businesses with:  Agility and scalability to respond to changing needs  A long-term partner to help manage costs through periods of economic uncertainty  The network and expertise to help you meet compliance and business continuity needs "We cannot predict the future, but we can invent it." --Dandridge M. Cole

17. 17  2009 Level 3 Communications, LLC. All Rights Reserved. 17 Colocation Overview Level 3 Colocation service provides state-of-the-art data center services for secure and reliable colocation space in North America and Europe. Our facilities provide physical security, redundant power availability, and infrastructure flexibility. Our facilities provide physical security, redundant power availability, infrastructure flexibility, and customer support. Level 3 Colocation service targets the largest purchasers of bandwidth and communications infrastructure globally. Some examples of target customers and segments are: Carriers, ISPs, Content Providers, and Enterprises.

18. 18  2009 Level 3 Communications, LLC. All Rights Reserved. 18 Colocation Overview 78 colocation facilities with a total of 5 million square feet 32 Gateways in the U.S. and 10 in Europe and 36 Synergy sites Gateway include the full suite of Level 3 services and offer AC or DC power

19. 19  2009 Level 3 Communications, LLC. All Rights Reserved. 19 Colocation Overview There are two primary types of colocation facilities: Gateways and Synergy sites Gateways – serves all types of customers - IP-enabled, includes the full suite of Level 3 services - Staffed - Offer AC and DC power Synergy sites – primarily for carriers - Transport-focused – not all services are offered - Call out coverage for Technical Staffing - DC power only Level 3 Colocation service may also be sold in Level 3 Network running line sites. These sites are not considered colocation facilities. They are typically small and provide DC power only. They do not provide any distribution for transport services.

20. 20  2009 Level 3 Communications, LLC. All Rights Reserved. 20 Types of Colocation offered Front/Rear Access Cabinet is the standard provided by Level 3 Colocation service globally. 28 ” w x 36 ” d x 85 ” h 19 ” and 23 ” rack widths 44 rack mount units (44U) Front, rear or center rack mounts available Front and rear doors Each door locks

21. 21  2009 Level 3 Communications, LLC. All Rights Reserved. 21 Types of Colocation offered Independent Colocation Cage (ICC) ICC’s are caged spaces designed to accommodate a single rack that is usually used in a private suite. This offers the customer additional flexibility for equipment support (dimensions are: 30”X 28”X 72”). There are doors on both sides of the cage, and the partition between cages can be removed if the customer buys adjacent units. ICC’s are used for racking and stacking equipment and provide better cooling than a cabinet.

22. 22  2009 Level 3 Communications, LLC. All Rights Reserved. 22 Types of Colocation offered DC Power Ground Cable Copper Signal Cable Pots, DSx, FE Fiber Trough & Down Spout Standard 3 –Tier Ladder Rack

23. 23  2009 Level 3 Communications, LLC. All Rights Reserved. 23 Power & Cooling Basics General AC Power Architecture (1 Service)