1.4 Functions and Features
➢ Key Features
⚫ Provide various services such as VoIP, FoIP, Modem and POS
⚫ Support flexible dialing rules and operations, allowing users to customize dialing
rules according to different working environments
⚫ Support multiple coding standards: G.711A/U, G.723.1, G.729A/B and iLBC
⚫ High compatibility, interoperable with PBX of Avaya, NEC, Alcatel, and also
leading soft-switch of Huawei, Cisco and ZTE etc.
➢ Physical Interfaces
⚫ E1/T1 Ports: 1/2 E1/T1
⚫ Interface Type: RJ48(Impedance 120Ω)
⚫ Ethernet Interface
GE1: 10/100/1000 Base-T Adaptive Ethernet
GE0: 10/100/1000 Base-T Adaptive Ethernet r
⚫ Serial Port: 1* RS232, 115200bps
➢ Protocols Supported
⚫ SIP v2.0 (UDP/TCP), RFC3261, SDP, RTP(RFC2833), RFC3262, RFC3263,
RFC3264, RFC3265, RFC3515, RFC2976, RFC3311
⚫ SIP TLS/SRTP
⚫ PRI/SS7/R2 Protocol
⚫ RTP/RTCP, RFC2198, RFC1889
⚫ SIP-T, RFC3372, RFC3204, RFC3398
⚫ SIP Trunk Work Mode: Peer/Access