... )Convert any signaling among SS7, ISDN PRI, R2, V5.2, CAS; 3)Rack design with 1U heigt; Signaling converter, signaling gateway ... ISDN, Q.SIG, R2, V5.2 * Interface Connector: 16 E1 (8 spans), 10/100M network 1 port, RS232 console 1 port ... support any conversion among SS7, ISDN PRI, R2, V5.2,CAS