JP 3-0, page 186

Glossary GL-2 JP 3-0 DCA defensive counterair DOD Department of Defense DODD Department of Defense directive DODI Department of Defense instruction DOS Department of State DSCA defense support of civil authorities DSPD defense support to public diplomacy EA electronic attack EM electromagnetic EMS electromagnetic spectrum EW electronic warfare FCC functional combatant commander FDO flexible deterrent option FFIR friendly force information requirement FHA foreign humanitarian assistance FHP force health protection FID foreign internal defense FLOT forward line of own troops FSF foreign security forces GCC geographic combatant commander GEF Guidance for Employment of the Force GEOINT geospatial intelligence HD homeland defense HN host nation HNS host-nation support HQ headquarters HSS health service support HUMINT human intelligence IA information assurance IED improvised explosive device IGO intergovernmental organization IM information management IO information operations IPE individual protective equipment ISR intelligence, surveillance, and reconnaissance IW irregular warfare J-2 intelligence directorate of a joint staff J-3 operations directorate of a joint staff J-5 plans directorate of a joint staff JFACC joint force air component commander