noun
common channel signalling
Technical term in telecommunications and computing for a signalling method where a separate channel carries control information for multiple communication channels.
共通線信号方式は、通信ネットワークで広く使われている。
Common channel signalling is widely used in communication networks.
Compound of 共通 (common) + 線 (line) + 信号 (signal). A calque of English 'common channel signalling'.