This is a restricted RFP for the NS-ACE MAC IDIQ contract, providing network capabilities to the Defense Information Systems Network for AFRICOM, CENTCOM, and EUCOM areas of responsibility. The contract replaces the current Global Network Services (GNS) contract and is not set aside for small businesses. Access to attachments requires registration under appropriate NAICS codes, with requests including a UEI or CAGE code. Questions must be submitted via a specific spreadsheet at least 20 calendar days before the proposal due date. Performance locations are the AFRICOM, CENTCOM, and EUCOM areas of responsibility.