... ), one 10/100M network, one RS232 console; 2.Link:8 SS7 links, 8 PRI; Description: NC-AD300D is designed and manufactured by ... ISDN, Q.SIG, R2, V5.2 * Interface Connector: 16 E1 (8 spans), 10/100M network 1 port, RS232 console 1 port ... Source from E1 or internal. * Hard ware resource: 256 Voice channels,256 meeting channels,256 DTMF channels, FSK inspection and delivery.Function: * Convert ...