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2 / 4 / 8 /16 voice channels VoIP Card for Hybrid PABX  |
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The Soundwin customized VoIP Card fully both SIP and H.323 standard compliant and provides a total solution for integrating voice-data network and PABX. By simple installation, this revolutionary compact voice over IP (VoIP) car could be configured as a 2/4/8/16 voice PCM channels which provides voice connectivity over the IP network and to the PABX. The VoIP cards is equipped with a four port Ethernet switch and built-in NAT router function that provides Internet access using only one IP address.
E-mail : sales@soundwin.com
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VoIP Key Feature:
 Both support H.323 and SIP protocols: H.323 Gatekeeper Registration, SIP Registration and Digest Authentication.
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.
NAT traversal: This feature allow gateway to operate behind any NAT/Firewall device. There is no need to chsssange any configuration of NAT/Firewall like setting virtual server.
Smart-QoS Guaranteed: This bandwidth management feature provide good voice quality when user place a VoIP call and access internet at the same time. The gateway will automatically start to reserve bandwidth for voice traffic when VoIP call proceeds.
Voice channels status display: This function display each port status like as onhook, offhook, calling number callees number, talk duration, codec.
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IP Specifications:
H.323 v2/v3/v4 and SIP (RFC 3261) , SDP (RFC 2327), Symmetric RTP, STUN (RFC3489), ENUM (RFC 2916), RTP Payload for DTMF Digits (RFC2833), Outbound Proxy 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
Voice Codec: G.711(A-law /µ-law), G.729 AB, G.723 (6.3 Kbps / 5.3Kbps)
FAX support : T.30 / T.38
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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 H.323 Gatekeeper or SIP Proxy Server
Adjustable volume : - 9 db ~ 9 db
Silence Compression
Auto Dial for speed
Dynamic Jitter Buffer |
Configuration & Management
Web-based Graphical User Interface
Remote management over the IP Network
FTP firmware upgrade
Backup and Restore Configuration file
Syslog support
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Ordering Information
Hybrid PABX : 2 / 4 / 8 /16 voice channels VoIP Card
E-mail: sales@soundwin.com
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