... design (Two modules, Each module supports maxima 4E1);2. Complete Signaling (SS7/ISDN PRI/V5. ... VoIP Media Trunk Gateway, which is generally called TG/SG or VoIP Voice Gateway, designed for enterprise ... VoIP modules;·Each Module contains:-1~4 E1;-128 G.711 Channels;-64 G.723, ... Channels Physical SpecificationInterfaceStandardThe Type of Connector PCME1,T1,G.703RJ45Ethernet port10/100Base-T,IEEE 802 ...