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VoIP Key Features
• Both support SIP and H.323 protocols:
• SIP Registration and Digest Authentication Mode H.323 Gatekeeper Registration.
• SIP Single Number / Account for multiple ports.
• Caller ID Delivery : FXS support DTMF Caller ID generation.
• Flexible and Smart VoIP call Dialing Book: VoIP call Book could provide any application VoIP call to any type destination (Domain name / IP address, PSTN or PBX) or hunting number setting.
• AC termination Impedance : 600/900 OHM and complex impedance
• Answer Supervision for Polarity Reversal Detection and Voice detection
• NAT traversal : This feature allow gateway to operate behind any NAT/Firewall device. Need not to change any configuration of NAT/Firewall like setting virtual server.
• Smart-QoS : This feature provides good voice quality when user place a VoIP call and also access internet at the same time. The gateway will automatically start to reserve bandwidth for voice traffic when VoIP call proceeds.
• Call Hunting Facility : This function helps gateway to use the lines effectively. This facility automatically transfers your incoming call to a free line. Subscribers need not indicate numerous numbers of each port of gateway.
• Voice channels status display : This function display each port status like as on-hook,off-hook, calling number called number, talk duration, codec.
• Flash Detection and Generation Program : FXO support Flash Generation and FXS support Flash Detection.
• FXO answer Mode : FXO provides Ringing Answer, Connection Answer and Non Answer for configuration.
• FXO anti-seized mechanism : FXO provides busy tone auto-learning and manually configuration busy tone learning..
Telephony Specification:
• Voice Codec : G.711(A-law /μ-law), G.729 AB, G.723 (6.3 Kbps / 5.3Kbps)
• FAX support : T.30 / T.38
• Echo Cancellation : G.165/G168
• FXS Tone Table Configuration : Support tone frequency and cadence configuration
• FXO hang up detection / anti-seized : Busy Tone Learning Automatically / Manual Busy Tone Learning
• Answer supervision : Support Battery Reverse Detection and Voice Detection.
• FXO answer delay time : Support delay 0 – 8000 ms to answer.
• Adjustable AC Termination Impedance : 600 / 900 OHM and complex Impedance
• Fail safe Mechanism (FXS relay to FXO)
• Power failed bypass support
• Internet Failed bypass (Optional)
• Registered Failed bypass (Optional)
• Unconditional bypass (Optional)
• 12K Hz and 16KHz Pulse Metering (Customization)
• FXS Battery Revere Generation
• Support MWI (Message Waiting Indicator) by SIP Notify (Optional)
IP Specifications:
• H.323 v2/v3/v4and SIP (RFC 3261) , SDP (RFC 2327), Symmetric RTP,
• STUN(RFC3489), ENUM (RFC 2916), RTP Payload for DTMF Digits (RFC2833), OutboundProxy Support.
• LAN : Support Virtual Server, DHCP Server
• WAN : Support PPPoE client, DHCP client, Fix IP Address, DDNS client
• Network Address Translation : Providing build-in NAT router function.
• Smart QoS : Guarantee the voice bandwidth
• IP TOS (IP Precedence) / DiffServ
Call Features
• Voice channels status display
• Direct Dialing Mode : Peer to peer call (support IP Address Call or Domain Name Call)
• Register Call Mode : Register to SIP Proxy Server or H.323 Gatekeeper
• Adjustable volume : - 9 db ~ 9 db
• Silence Compression / VAD
• Auto Dial for speed
• Dynamic Jitter Buffer
• Hot-Line and Warm-Line Support
Configuration& Management
• Web-based Graphical User Interface
• Remote management over the IP Network
• FTP firmware upgrade
• Backup and Restore Configuration file
• Syslog client support
• FTP method Auto-Provision (Optional)
General Specification
• AC power : AC100V-240V, DC12V/1.5A,50/60 Hz
• Temperature : 0°C ~ 40°C (Operation)
• Humidity : upto 90% non-condensing
• Emission : FCC Part 15 Class B, CE Mark
• RoHS Compliant
• Dimension : 260 x130 x 35 mm
• Weight : 900g(Aluminum )
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