| 摘要 |
PURPOSE:To simplify a line securing procedure and a secured line of communication concerning with over satellite networks in the plural independent satellite communication networks which are in operation by using the DAMA system. CONSTITUTION:The system is provided with primary DAMA controllers 2-1-2-n for each satellite communication network and secondary DAMA controllers 3a-1-3n-n and with a communication management station (NCS) 1 managing the entire satellite communication system, and a satellite line of single hop is directly allocated for a DAMA communication between networks with a comparatively simple sequence. |
