Special Features:

The vsm.5 voice server module is capable of two modes of operation, clear mode and stuiii secure mode. In clear mode, the vsm.5 presses a 64 kbps pcm channel to 4.8 or 9.6 kbps using vcelp compression, with or without echo cancellation. In the stu iii secure mode, the vsm.5 cantransport encrypted secure voice and data at rates of 2.4, 4.8, or 9.6 kbps. Each vsm.5 voice server module supports up to 12 channels. The vms.5 voice erver module monitors the modem signal and dynamically switches between clear and secure modes without user intervention.

Properties:

A collection of items, including a combination of computers, (as modified); display unit; panel (1), patching, communications; security and encryption gear, and the like, that forms a part of a communication system. Excludes communication system control group and communication-identification-navigation subsystem.