PRI VoIP Gateway provides an easy and trustworthy conjunction of IP-based system and E1/T1/PRI line. It is suitable when the local IP telephony network is constructed gradually in an institution that already has a legacy E1/T1/PRI network. Any SIP-based VoIP infrastructure, including IP-PBX, hosted IP-PBX, VoIP call center could benefit from this conjunction.TE VoIP E1/ T1 /J1 gateway (VoIP to E1/T1/J1, and E1/T1/J1 to VoIP) supports up to 30/60 concurrent calls. TE Sereis offers SMBs cost effective additions to a legacy telephone system to bring the true benefits of VoIP. Yeastar ISDN VoIP Gateways bridge the gap between traditional ISDN telephony connections such as common RJ-48c / T1 interfaces to provide dial tone to most VoIP PBX phone systems including Yeastar IP PBXYeastar TE100 Specification

:  E1/T1/J1

(Support PRI, MFC R2, SS7, E&M)Protocol :SIP (RFC3261) ProtocolTransport Protocol: UDP, TCP, TLS, SRTPEcho Cancellation: ITU-T G.168 LEC Echo Cancellation, Dynamic Jitter Buffer

: DDNS, Firewall, PPPoE, Static IP, QoS, Static RoutePRI switch types: Euro ISDN, nation, Q.SIGCodec:G.711 (a law/u law), G.722, G.726, G.729A, GSM, ADPCM, SpeexLAN: 1 10/100MbpsFax: T.38 faxSIP Trunk Support: YesSIP Registrar for IP phones: YesWeb-based Configuration: YesSIP Peer Mode: YesCall Detail Record (CDR): YesIP Blacklist: YesFirewall: Yes