1、Department of Defense INSTRUCTION NUMBER 4650.10 July 28,2015 Incorporating Change 1,Effective April 13,2016 CIO DoD SUBJECT:Land Mobile Radio(LMR)Interoperability and Standardization References:See Enclosure 1 1.PURPOSE.In accordance with the authority in DoD Directive(DoDD)5144.02(Reference(a)and
2、guidance in DoDD 3025.18(Reference(b),DoD Instruction(DoDI)8330.01(Reference(c),and DoDI 5535.10(Reference(d),this instruction:a.Establishes policy and assigns responsibilities to ensure that LMR systems support interoperable and secure communications with other federal,State,local,and tribal LMR us
3、ers.b.Directs the establishment of a list of DoD-required Telecommunications Industry Association(TIA)International Project 25(P25)interfaces(referred to in this instruction as“DoD P25 interfaces”)to support LMR interoperability.2.APPLICABILITY.This instruction:a.Applies to OSD,the Military Departme
4、nts(including the Coast Guard at all times,including when it is a Service in the Department of Homeland Security by agreement with that Department),the Office of the Chairman of the Joint Chiefs of Staff(CJCS)and the Joint Staff,the Combatant Commands(CCMDs),the Office of the Inspector General of th