1)A single module with 2 E1; 2)Support SIP, H323, SS7, PRI; 3 ... 102 is one of them. It contains single module with 2E1, support SIP, H323, SS7, PRI and so ... a new generation of small-capacity media gateway,with a powerful processor, embedded operating system.it locates ... Calling party number translation; second stage dialing, Autodialing with DTMF, Ring Back tone. CapacityTypeCapacityThe number of single ...