... )Interface Connector:16 E1, 1 10/100M network, 1 RS232 console; Description:NC-AD300D is designed and manufactured by NiceComm according ... Connector: 16 E1(T1), 1 10/100M network, 1 RS232 console;·Link: 16 SS7 links, 16 PRI;·Switching Volume: 2048*2048 ...