Key Benefits

• energy efficiency concurrent processing, up to 240
• Service oriented architecture, rich services ,  support voice, IP fax and Modem/POS service
• Flexible dial-up rules and operation, in order to adapt to the different work scene.
• Voice codec: G.711A/U,G.723.1,G.729A/B, iLBC
• Good compatibility, support Asterisk, Elastix, Freeswitch  and Small and medium IPPBX platform

Voice & Fax

• G.711A/U law, G.723.1, G.729A/B,iLBC
•   Silence Suppression & Detection
•   Comfort Noise Generation (CNG)
•   Voice Activity Detection (VAD)
•   Echo Cancellation (G.168)
•   Adaptive (Dynamic) Jitter Buffer
•   Call Progress Tone Generation
•   Programmable Gain Control
• T.38/Pass-through fax, up to14.4kbps
•   Modem
•   RFC3407
•   FAX/X-FAX
•   QoS  control: ToS, DS

Protocol & IP Features

• SIP-RFC 3261, 3262,3263,3264,

                3265,3515,2976,3311

•   SDP -RFC 2327
•   RTP/RTCP-RFC2198,1889
•   SIP-T，RFC3372, RFC3204, RFC3398
•   H.323, ITU-T H.323 V4
•   SIP domain register
•   IP group management
•   Trunk priority management
•   Peer/Access  work mode
•   IP address/domain authentication
•   SIP username/password  register to remote

Call Features

• DTMF：RFC2833, SIP INFO,  INBAND
• Back tone/busy tone control
• Digit Map
• Dial rule configuration, max 2000 rules
• Overlap receiving
• Dial time control
• Time slot group management
• E1/T1 port group management

Maintain & Upgrade

• Web based configuration
• HTTP/Telnet configuration
• Data backup/restore
• Support English and China language
• Firmware upgrade by TFTP
• Web & telnet login password modify
• SNMP management
• Syslog: Debug, Info, Error, Warning ,               Notice
• CDR
• NTP Configuration