型号
HOTEL, HOSPITAL, ACCODAMATION, ETC
Support signaling
PRI,R2,SS7 signaling,NGN SIP,IMS SIP protocol
E1 interface quantities
4 E1(120 channels)
Speech codec
Support audio coding of G. 711a/u, G. 729a and G. 723
Name
gateway sip asterisk e1/t1 voip gateway