User Manual


VG3XE features the ability to connect standard telephones and fax machines to IP-based data networks with the additional benefit of an integrated connection for legacy telephone network .

Feature Highlights

  • 2-4 Analoge Ports
  • 4 Concurrent Calls
  • PSTN Fail Over
  • Powerful Routing Function
  • Call Log Analyze

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Data Sheet

•SIP(RFC3261) UDP, TCP for Microsoft Lync
•Network Telnet, SSH, HTTP, DHCP Client, PPPoE Client, Radius, DNS
•Media Processing
•Caller ID Bellcore Type 1&2, ETSI, BT, NTT, and DTMF-based CID
•Codes G.711a/mu, G.729A
•DTMF Transparent transmission, RFC2833, SIP-INFO, Hook-flash events
•Fax over IP  T.38 compliant Group 3 Fax Relay up to 33.6kbps and auto-switch to
•T.38 from G.711 Fax pass-through
•Fax data pump V.17, V.21, V.27ter, V.29, V.34 for T.38 fax relay
•Support Smart Fax over IP (SFoIP) to make fax event more reliable
•Disconnect methods Busy tone, Polarity reversal/wink, Loop current
•Echo cancellation
•User-defined ports SIP, HTTP port to access the Web GUI, RTP
•Whitelist Whitelist of Web GUI and Telnet, IP address filtering of SIP
•Encryption scheme Encryption on SIP signaling or/and media streams
•Ping blocking/unblocking

•QoS DiffServ, TOS, 802.1P/Q VLAN tagging
•High Availability
•Redundancy Primary-Standby, Active-Standby, Load balancing
•Failover PSTN failover on power or network failure
•Remote Management
•Device management TR069, SNMP
•Auto provision TFTP, FTP, HTTP, DHCP option 66
•Call transfer Blind transfer, Consultative transfer
•Call forward Call forward all, Call forward no answer, Call forward busy
•Call control Routing based on the caller or callee number, Digitmap, 3-way calling,
•Speed dialing, Do not disturb, Forking, Color ringback tone, Hunt group,
•Ring cadence, Message Waiting Indicator
•Log management Logs with 8 levels, Syslog
•Packet capturing Ethereal capturing, Port capturing
•Configuration Configuration file import/export, Resetting to the factory default
•Status and statistic Call status and history, device state monitoring and statistics collection
•Version Firmware upgrade via Web GUI

•CPU 700MHz
•Dimensions(H×W×D ) 1.18 × 5.91 × 4.29 in. (30 × 150 × 109 mm)
•Weight (net) 0.66 lb (0.3 kg) (Max.)
•Power 12V/1.5A
•Mounting mechanism Desktop
•Operating Temperature: 32 to 104°F (0 to 40°C), Humidity: 10 to 90% RH (non-condensing)
•Storage Temperature: -40 to 158°F (-40 to 70°C), Humidity: 5 to 90% RH (non-condensing)