A Direct Air Support Control Center (DASC), DASC "Victor" was established on 31 January at Quảng Trị Combat Base becoming operational on 7 February and Forward Air Controllers (FACs) from the 23rd Tactical Air Support Squadron were deployed there to support the operation, operating under the control of DASC "Victor" with the call sign "Hammer". At any time during daylight six FACS would be over the operational area with a seventh roaming FAC to act as an artillery spotter. At night three FACs, three C-123 flareships and three gunships (AC-119s and/or AC-130s) were on station. The 7th Expeditionary Airborne Command and Control Squadron's EC-130E Airborne Battlefield Command and Control Center (ABCCC) aircraft, call sign "Hillsboro"/"Moonbeam" controlled the air space over Laos.