Comcast Metro Ethernet Enterprise Business Services

1. Comcast Metro EthernetEnterprise Business Services Tim Murphy Enterprise Accounts (484) 680-1086 Timothy_murphy4@cable.comcast.com

2. COMCAST CORPORATION 2

4. Fiber route miles – 147K

5. Optical nodes – 116K

7. Network Production Demo of 100G

8. SIP Scaled Infrastructure

9. IPv4 and IPv6 operational

10. QoS-based voice, video & data

11. Self-healing architecture3 Comcast is the largest facilities-based, last-mile alternative to the ILECs / CLECs in the United States. Physically diverse path to ensure business continuity.

12. 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 Integrated Ethernet Access – able to deliver Internet, voice, video and data needs via an Ethernet handoff Layer-2 VPN support – delivering any-to-any connectivity. Leveraging VPLS capabilities within MPLS to provide a Layer-2 VPN enabling the end user to maintain control over routing protocols 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 Transparency – full CoS / QoS transparency and non-routing layer 2 and layer 3 protocol control and transparency 4

14. Online Reporting

15. Network Monitoring 24x7x365

16. Local Support

17. Scalable bandwidth

18. Network diversity

20. T-1

21. DS-3

22. Pt-to-Pt Private line

23. Frame Relay

24. ATM5

26. Ethernet Virtual Private Line

27. Ethernet Network Service

28. Ethernet Dedicated Internet*Services not available in all areas 6

30. Highly secure physical layer data segregation . . . your traffic is not switched or routed with other customer data

31. Scalable bandwidth options (1Mbps to 10Gbps)

32. Three classes of service (CoS) options – Basic, Priority, and PremiumComcast Network SITE 1 SITE 2 Customer Premise Equipment Dedicated capacity through the network Customer Premise Equipment Comcast Switch Comcast Switch 7

33. ETHERNET VIRTUAL PRIVATE LINE Ethernet Virtual Private Line provides a point-to-point connection that replaces frame relay or ATM services and supports a Service Multiplexed UNI, allowing for a single physical connection to customer premise equipment for multiple virtual connections. SITE 1 Comcast Network Comcast Switch Customer PremiseEquipment SITE 2 Customer Premise Equipment Comcast Switch 8

35. Highly Secure – reliable data segregation through the private Comcast network

36. Scalable bandwidth options (1Mbps to 10Gbps)

37. Three classes of service (CoS) options – Basic, Priority, and Premium9 Comcast Network Customer Premise Switch or Router SITE 1 Customer Premise Switch or Router SITE 3 Comcast Switch SITE 2 Comcast Switch

39. Static IP addressing

40. Domain Name Services – primary and secondary DNS support

41. Border Gateway Protocol Routing – Optional BGP setup to facilitate multi-homing between multiple ISP networksSITE 1 Comcast Network Customer Premise Equipment Comcast Switch Comcast Internet Gateway 10

44. We own the entire network including the local loops

45. Eliminates frustration of finger pointing between vendors

46. Ethernet interfaces are simpler to manage and cost less

47. Price per Mbps lower than most legacy technologies

51. Ethernet product portfolio that is reliability, scalable and completely diverse – laser focused

52. Flexible, aggressive pricing options

53. Local access is delivered 100% over the Comcast built , wholly owned and operated Network

54. No middle man . . . no finger pointing. We are completely diverse, accountable

55. Access to local resources (sales, engineering, service)

56. A team that is committed to your success