NETWORK SERVICES

SERVICE SUPPORT

DISN Global Support Center
DSN: (510) 376-3222 or (312) 850-4790
CML: (800) 554-3476 or (614) 692-4790
DGSC@CSD.DISA.MIL
DGSC@COLS.CSD.DISA.SMIL.MIL

The Defense Information Systems Network (DISN) is a worldwide-protected telecommunications network that enables the exchange of information in an interoperable and global space, partitioned by security demands, transmission requirements, and geographic needs of targeted end-user communities. The DISN offers a selection of integrated standards-based services to fulfill these connectivity needs.

The services provide Defense Information Systems Agency (DISA) mission partners with capability options to support diverse telecommunication requirements for organizations focused on, but not limited to, the Department of Defense (DoD).

	Transport Dedicated		Data SBU IP Data (NIPRNet) Secret IP Data (SIPRNet) TS/SCI IP Data (JWICS) Secret T&E IP Data (DISN-LES) Private IP Service Private LAN Service Label Transport Service
	Voice SBU Voice (VoIP and DSN) VoSIP TS/SCI Voice (JWICS) Multilevel Secure Voice (DRSN) DISA Enterprise CVVoIP		Video Dial-up, IP and Dedicated Video Teleconferencing (DVS-G) TS/SCI Videoconferencing (JWICS)
	Messaging Organizational Messaging Service (DMS)		Wireless EMSS SME-PED
	Satellite Commercial Satellite (COMSATCOM) INMARSAT