1. The Network Built for Business NAME: Chris Whitaker TITLE: Partner Sales Manager PHONE #: 678 222 8220 E-MAIL: Christopher_whitaker@cable.comast.com Comcast © 2010. All rights reserved.

2. Comcast Corporation Comcast Corporation is the nation’s leading provider of information, communications and entertainment products and services. Delivered Services Daily 15 M+ on demand views 91 M+ emails 199 M+ web views 104 M+ calls Comcast © 2010. All rights reserved. Video Customers Internet Customers Digital Voice Customers Employees 24.6 Million 16.3 Million 5.6 Million 100,000 (in 39 states) 2009 Revenue $35.8 Billion 2009 Net Income $ 3.6 Billion 2010 Comcast is 6 th largest origin / transit group ASN (Autonomous System Number) by volume 2009 Comcast becomes the 3 rd largest telephone company in the United States 2008 Comcast gains Carrier Class Ethernet certification from Metro Ethernet Forum (MEF) 2008 Comcast launches DOCSIS 3.0 Internet service (up to 50Mbps down/10Mbps up)

4. Comcast Network Architecture Network Resiliency – built to support today’s & tomorrow’s business class performance requirements Highly Scalable – able to deliver Ethernet services to more locations with more bandwidth options in granular bandwidth increments I ntegrated Ethernet Access – able to deliver Internet, voice, video and data needs via an Ethernet handoff Layer-2 VPN support – delivering any-to-any connectivity via VPLS negating the requirement to share IP routing information with the service provider Extensive Footprint – with 29 regional networks spanning 39 states Comcast delivers more service to more locations Comcast © 2010. All rights reserved.

5. Comcast Region Area Network (CRAN) Architecture - dual star topology; leveraging best-in- class multi-vendor solutions Services - all Metro Ethernet offerings are fully MEF certified both from a service and hardware vendor perspective. Technology – leverage VPLS capabilities within MPLS to provide a Layer-2 VPN enabling the end user to maintain control over routing protocols. Transparency – full CoS/QoS transparency and non routing layer 2 and layer 3 protocol control and transparency. Comcast © 2010. All rights reserved.