WilTel Communications Group, Inc. provides Internet, data, voice, and video services. WilTel operates in two segments: Network and Vyvx. Network's products and services fall into eight categories: Packet-based data services, Private line services, Voice services, Optical wave services, Backhaul services, Dark fiber and conduit rights, Collocation services, and Managed Services. Network's customers include regional Bell operating companies, cable television companies, Internet service providers, application service providers, data storage service providers, managed network service providers, digital subscriber line service providers, long distance carriers, local service providers, utilities, governmental entities, educational institutions, international carriers, and other communications services providers. Vyvx' primary products and services fall into the following categories: Fiber Optic and Satellite, Video Transport Services, Occasional and Dedicated Fiber MPEG-2 Compressed Video, Occasional and Dedicated 45 megabits per second Video, Sports Package, VenueNet®, First Video® Affiliates, Teleport and Transponder, International Video Transmission, Audio Distribution, Video Distribution, Electronic Distribution, and Physical Distribution. Vyvx sells to media content service providers and businesses that use media content as a component of their business. The company competes primarily with AT&T, WorldCom, Sprint, Qwest, Level 3, Global Crossing, 360 Networks, and Broadwing, Globecast, Ascent Media, Triumph Communications, Pathfire, StarNet, LP, and DG Systems, Inc.Video Network Communications Inc. In February 2003, the company sold its Webcasting business to Video Network Communications, Inc. As of December 23, 2005, WilTel Communications Group Inc. is a subsidiary of Level 3 Communications Inc.