信しん号ごうチャネルじ字FuriganaMeanings1nounsignalling channelcomputing›Technical term in computing and telecommunications for a channel used to carry control or signalling information.このプロトコルでは、信しん号ごうチャネルを使つかって接せつ続ぞくを確かく立りつする。In this protocol, a signalling channel is used to establish the connection.