Tínhnăng
● 32cổng SIM GSM
● Bốn bang tần: 850/900/1800/1900MHz
● Hỗtrợ SIM bank/SIM server
● Web-based SMS/SMSC and USSD, open API
● Support digit map, flexible dial rules
● Manual /automatic selection operators
● Syslog way output tracking information
● IP/Password based white/blacklist
● Voice prompts, HTTP Web support for configuration and updates
● BCCH management
Đặc tả kỹthuật
Interfaces
● Cổng mobiles: 32kênh GSM
● CácđènbáohiệuLED: Power, Run, Signal
Tínhiệu Voice
● Voice Packet: G.168 with 32, 64 or 128 ms tail length
● Voice Codec: G.711a/u law, G.723.1, G.729AB
● QoS: Diff Serve, ToS, VAD, PLC, CNG
Tínhnăng Call
● Calling Type: Terminate/Originate calls
● IVR Voice Prompt: Two stage dialing, Private service IVR
● Call handling: One stage dialing,Configurable dial plan
● DTMF: RFC2833, SIP, INFO
● Routing rules: Port Group, IP Group, up to 32 routing rules
Tínhnăng Mobiles
● General Feature: SMS/SMSC, USSD, IMEI/PIN modify, Call minutes restriction, Carrier select, BCCH, Reversed Polarity
Network
● Network Mode: NAT router or switch mode
● Network Protocols: IP,TCP, UDP,TFTP, FTP, RTP, RTCP, ARP,RARP,ICMP Ping, NTP, SNTP, Http, DNS, PPPoE, DHCP
● NAT traversal: Static NAT, STUN
Giaothức
● Protocol: SIP V2.0 RFC3261
● SIP Characteristics: By port/device registration, Two 183 mode
Quảntrị
● Management: TFTP, HTTP, System log, CDR
● Giaodiện web: Configuration, firmware upgrade, call status, Configuration backup/restore