Federal Acquisition Service

1

Networx – Enterprise Services: Awarded May 31, 2007

Telecommunications ServicesCommunications Transport – Voice – Circuit Switched Data – Toll-Free – Combined – Private Line – Frame Relay– Asynchronous Transfer Mode – Ethernet IP-Based – Premises-Based IP VPN – Content Delivery Network – Converged IP – IP Telephony – IP Video Transport – Layer 2 VPN Optical– Synchronous Optical Network– Optical Wavelength– Dark Fiber

Management & Application Services – Audio Conferencing– Teleworking Solutions– Call Center/Customer Contact Center– Web Conferencing– Dedicated Hosting– Collocated Hosting– Storage– Video Teleconferencing– Unified Messaging– Collaboration Support– Internet Facsimile Security Services – Managed E-Authentication– Vulnerability Scanning– Incident Response– Secure Managed EmailAccess Services – Wireline Access– Broadband Access– Wireless Access– Satellite Access

MandatoryServices

OptionalServices

Special Services – Land Mobile RadioWireless Services – Cellular/PCS– Multimode Wireless– Cellular Digital Packet Data– Paging

Telecommunications ServicesIP-Based – Network-Based IP VPN – Voice over IP Transport – Internet ProtocolManagement & Application Services – Customer Specific Design and Engineering– Managed Network Security Services – Managed Firewall – Intrusion Detection and Prevention – Managed Tiered Security – Anti-Virus Management

Federal Acquisition Service

2

Networx – Enterprise Optional Services: Awarded May 31, 2007

Optional Service AT&T Level 3 MCI Qwest SprintVoice Service

Circuit Switched Data Service

Toll-Free Service

Combined Service

Private Line Service

Frame Relay Service

Asynchronous Transfer Mode Service

Ethernet Service

Premises-Based IP VPN Service Content Delivery Network Service Converged IP Service

IP Telephony Service

IP Video Transport Service

Layer 2 VPN Service

SONET Service

Optical Wavelength Service

Dark Fiber Service

Video Teleconferencing Service

Audio Teleconferencing Service

Teleworking Service

Call Center/ Customer Contact Center Service

Federal Acquisition Service

3

Networx – Enterprise Optional Services Awarded (cont.)

Optional Service AT&T Level 3 MCI Qwest SprintWeb Conferencing Dedicated Hosting Service

Collocated Hosting Service Storage Service

Unified Messaging Service

Collaboration Support Service

Internet Facsimile Service

Managed E-Authentication

Vulnerability Scanning Service

Incident Response Service Secure Managed Email Service Land Mobile Radio Service

Cellular/Personal Communications Service

Multimode Wireless LAN Service

Cellular Digital Packet Data Service

Paging Service

Wireline Access Service

Broadband Access Service

Wireless Access Service

Satellite Access Service