Trunk Radio Networks covers analogue trunk radio networks (MPT1327,smartnet protocol) and Digital trunk radio networks(TETRA, DMR, P25) that utilizes standard protocol.

TETRA Radio Networks is a modern standard for digital Private Mobile Radio (PMR) and Public Access Mobile Radio (PAMR). It offers many advantages including flexibility, security, ease of use and offers fast call set-up times. This makes it an ideal choice for onshore & Off-shore plants' radio communications requirements.