Wikipedia
Etherstack
Etherstack is a provider of wireless communications software to the Professional/Land Mobile Radio and defence industries in Europe, Asia and North America. Their products cover wireless protocol stacks, IP-based communication networks, cryptographic communication solutions, Software Defined Radio (SDR) and Software Communications Architecture (SCA) compatible waveforms. Etherstack provides these software technologies to defence organisations and commercial manufacturers, such as Icom, Inc.; the Swedish Defence Material Administration; and Raytheon JPS.