United States Army Network Enterprise Technology Command (NETCOM) was realigned in 2014 from a Direct Reporting Unit (DRU) to the Army’s Chief Information Officer (CIO/G-6) to a subordinate command under Second Army. NETCOM's mission is to operate and defend the computer networks of the United States Army. The numerical command for NETCOM was 9th Army Signal Command, though this distinction was removed on October 1, 2011.