SMK-30 Switching Station for ISDN Applications and General Communication Networks

Switching station SMK-30 is designed to work as a PBX (Private Branch Exchange) with ISDN functions, on the public telephone network and technological communication networks.Switching station SMK-30 allows arbitrary switching between any channel intervals of E1 streams and interfaces of subscriber modules, supports up to 120 analogue and digital subscriber ports, provides remote access for management and monitoring.Structurally, switching station SMK-30 has a block design, is made of