1-844-DISA-HLP (347-2457), Option 2
For a complete list of acronyms, please refer to the DISN Acronym list.
This Frequently Asked Questions (FAQ) webpage is a one-stop-shop for mission partners to find answers to frequently asked questions related to Defense Information Systems Agency (DISA) telecommunication services and the Defense Information Systems Network (DISN). These questions have been compiled based on trends and analysis from internal and external mission partners. In order to ensure the effectiveness of the FAQs, please rate this page and include comments and/or suggestions as needed.
Sensitive but Unclassified (SBU) Voice Services FAQs
Supporting Services & Capabilities
Approved Products List (APL) FAQs
DISN Subscription Services (DSS) FAQs
Enterprise Connection Process FAQs