The multi-part deliverable EN 300 396 defines the Terrestrial Trunked Radio (TETRA) Direct Mode Operation (DMO). It specifies the basic air interface, the inter-working between Direct Mode (DM) groups via repeaters, and inter-working with the TETRA Voice plus Data (V+D) system via gateways. It also specifies the security aspects in TETRA DMO, and the intrinsic services that are supported in addition to the basic bearer and teleservices.
DS/EN 300396-3 V1.4.1-2012由丹麦标准化协会 DK-DS 发布于 2012-01-13,并于 2012-01-13 实施。
DS/EN 300396-3 V1.4.1-2012在国际标准分类中归属于: 33.070.10 地面集群无线系统(TETRA)。
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