Detailed Selling Lead Description This 8 FXS stand-alone VoIP Gateway carries both voice and facsimileover the IP network.It suporrts H.323 and SIP call control protocols.S800 is compatible with all H.323 v2/v3/v4 IP telephony products,including the entire soundwin Voice Gateway line. VoIP Key Feature:Both support H.323 and SIP protocols: H.323 Gatekeeper Registration,SIP Registration and Digest Authentication. Stackable VoIPArchitecture: Stackable SIP calls with multiple VoIP Gateways. CallerID Delivery and Detection: FXS support DTMF&FSK Caller IDgeneration; FXO supports DTMF&FSK Caller ID detection.(Optional)Smart VoIP call Dialing Book: VoIP call Book could provide anyapplication 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 Polarity Reversal Detection: Type Iand Type II NAT traversal: This feature allow gateway to operate behindany NAT/Firewall device. There is no need to change any configurationof NAT/Firewall like setting virtual server. Smart-QoS Guaranteed: Thisbandwidth management feature provide good voice quality when reservebandwidth for voice traffic when VoIP call proceeds. user place VoIPcall and access internet at the same time. The gateway willautomatically start to Voice channels status display: This functiondisplay each port status like as onhook, offhook, calling numbercallee's number, talk duration, codec type. Pulse Dial support: Supportpulse dialing generation and detection.(Optional) Flash Detection andGeneration Program: FXO support Flash Generation and FXS support FlashDetection. Telephony Specifications: Voice Codec: G.711(A-law / -law),G.729 AB, G.723 (6.3 Kbps / 5.3Kbps) FAX support : T.30 / T.38 EchoCancellation: G168-2000 FXO Caller ID detection : DTMF and FSK Answersupervision : Support Reverse Battery Detection and Voice DetectionAdjustable AC Termination Impedance : 600 / 900 OHM and complexImpedance Life-Line support (IP/ power failure over relay) PolarityReversal : Type I and Type II 12K Hz and 16K Hz Metering IPSpecifications: H.323 v2/v3/v4 and SIP (RFC 3261) , SDP (RFC 2327),Symmetric RTP, STUN (RFC3489), ENUM (RFC 2916), RTP Payload for DTMFDigits (RFC2833), Outbound Proxy Support. LAN : Support Virtual Server,DHCP Server WAN: PPPoE client, DHCP client, Fix IP Address, DDNS clientNetwork Address Translation: Providing build-in NAT router functionSmart QoS: Guarantee the voice bandwidth Call Features Voice channelsstatus display Direct Dialing Mode : peer to peer call (support IPAddress Call or Domain Name Call) Register Call Mode : Register toH.323 Gatekeeper or SIP Proxy Server Adjustable volume : - 9 db ~ 9 dbSilence Compression Auto Dial for speed Dynamic Jitter BufferConfiguration & Management Web-based Graphical User InterfaceRemote managenet over the IP Network FTP firmware upgrade Backup andRestore Configuration file General Specification AC power :AC100V-240V, DC12V/1.5A,50/60 Hz Temperature: 0°C ~ 40°C (Operation)Humidity: up to 90% non-condensing Emission: FCC Part 15 Class B, CEMark Dimension : 260 x 130 x 35 mm Weight: 900g (Aluminum ) LEDIndicatiorst Power , Reset, WAN, LAN,FXS/FXO Ordering Information S800:8FXS, 1 WAN + 1 LAN, Smart-QoS