3504A VoIP Gateway

WellGate 3502A/3504A FXS is a two-port/four-port telephone extension to IP network gateway and support H.323 v2/v3/v4 or SIP RFC 3261 protocol. It provides telephone services and T.38 fax over IP network with easy operation and configuration for ITSP/ISP (Internet Telephony Services Provider) and Office/SOHO IP-PBX application.

  • Easy access to IP from phone set or PBX

  • Cost Saving – Telephone call from VPN or public Internet

  • Follows the existing telephone call dial plan

  • Easy interface to ADSL/Cable Modem or Leased line equipment

  • Easy to Integrate with all kinds of IP-PBXs

  • Provision Management via Welltech PRO-9500 Server

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Product Description

Application Diagram
Specification
H.323 Version SIP version
Protocol
  • ITU-T H.323 v2/v3/v4 compliance
  • SIP RFC 3261
Compatible Server
  • GnuGK(Behind NAT)
  • OpenSER Asterisk
Telephony Features
  • Call Hold, Call Transfer, Call Forward (H.450)
  • Call Hold
  • Call Transfer
  • Call Forward
FAX support
  • Automatically FAX detection
  • T.38 G3 FAX
  • Group 3 Fax relay at 2.4 – 14.4 kbps
  • Automatically FAX detection
  • T.38 G3 FAX
  • Group 3 Fax relay at 2.4 – 14.4 kbps
Audio Codec support
  • G.711A/μ-law, G.723.1, G.729A, G.729, G.729B, G.729AB
  • G.711A/μ-law, G.723.1, G.729A, G.729, G.729B, G.729AB
Network Interface
  • 10/100Base-T Ethernet RJ-45 port x 2
  • 10/100Base-T Ethernet RJ-45 port x 2
FXS Interface
  • RJ-11 Telephone port (FXS) x 2 for WellGate 3502A
  • RJ-11 Telephone port (FXS) x 4 for WellGate 3504A only
  • 2-wire loop start
  • Programmable AC impedance, Feeding voltage, Ring Voltage, Ring Cadence, Loop current and call progress tone
  • ON-Hook Voltage: 48Vdc
  • Ring Voltage: 50 V RMS
  • Loop Current: Constant 23mA
  • RJ-11 Telephone port (FXS) x 2 for WellGate 3502A
  • RJ-11 Telephone port (FXS) x 4 for WellGate 3504A only
  • 2-wire loop start
  • Programmable AC impedance, Feeding voltage, Ring Voltage, Ring Cadence, Loop current and call progress tone
  • ON-Hook Voltage: 48Vdc
  • Ring Voltage: 50 V RMS
  • Loop Current: Constant 23mA
  • Support Payphone Charge signal 12K/16K/Polarity Reversal+
Voice Quality
  • VAD (Voice Activity Detection)
  • CNG (Comfort Noise Generation)
  • AEC (Acoustic Echo Cancellation) — G.168
  • Dynamic Jitter Buffer
  • VAD (Voice Activity Detection)
  • CNG (Comfort Noise Generation)
  • AEC (Acoustic Echo Cancellation) — G.168
  • Dynamic Jitter Buffer
QoS
  • DiffServ
  • DiffServ
Caller ID
  • FSK (Bellcore)/DTMF generation
  • FSK (Bellcore)/DTMF generation
Console Port
  • 1 D-SUB 9 pin RS-232 port
  • 1 D-SUB 9 pin RS-232 port
Tone
  • DTMF / CPT (Call Progress Tone) generation/detection
  • DTMF / CPT (Call Progress Tone) generation
Network Support
  • Statically and DHCP for IP address assignment
  • Behind NAT Router or IP sharing device
  • PPPoE
  • Statically and DHCP for IP address assignment
  • Behind NAT Router or IP sharing device
  • PPPoE
Security
  • Command line interface and Web management interface Password protected
  • Command line interface and Web management interface Password protected
Configuration & management
  • Console port, TELNET and Web Browser
  • Console port, TELNET Web Browser, and Welltech Provision Server
System Upgrade
  • Firmware upgrade through network by TFTP/FTP
  • Firmware upgrade through network by TFTP/FTP
Power
  • Input AC 100V~240V Output DC12V
  • Input AC 100V~240V Output DC12V
Certification
  • FCC Part 15 Class B, VCCI Class
  • FCC Part 15 Class B, CE Class B, VCCI Class B
  • FCC Part 15 Class B, CE Class B, VCCI Class B
Operation Temp
  • 0° C to 40° C
  • 0° C to 40° C
Humidity
  • 10% to 90% (Non-condensing)
  • 10% to 90% (Non-condensing)
Dimension and Weight
  • Dimension: 223mm(W) x 35mm(H) x 152mm(D)
  • Weight (unit): 1.4 kg
  • Dimension: 223mm(W) x 35mm(H) x 152mm(D)
  • Weight (unit): 1.4 kg