1. Networx – Enterprise Services: Awarded May 31, 2007
Telecommunications Services
IP-Based
– Network-Based IP VPN
– Voice over IP Transport
– Internet Protocol
Management & Application
Services
– Customer Specific
Design and Engineering
– Managed Network
Security Services
– Managed Firewall
– Intrusion Detection
and Prevention
– Managed Tiered Security
– Anti-Virus Management
Telecommunications Services
Communications 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
Access Services
– Wireline Access
– Broadband Access
– Wireless Access
– Satellite Access
Mandatory
Services
Optional
Services
Special Services
– Land Mobile Radio
Wireless Services
– Cellular/PCS
– Multimode Wireless
– Cellular Digital Packet Data
– Paging

2. Networx – Enterprise Optional Services: Awarded May 31, 2007
AT&T
Level 3
MCI
Qwest
Sprint
Voice Service ü
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

3. Networx – Enterprise Optional Services Awarded (cont.)
AT&T
Level 3
MCI
Qwest
Sprint
Web Conferencing ü
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 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