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Voip Gatway
Introduction

WellGate 3701B/3702B is a one-port/two-port FXS + FXO gateway and support H.323 v2/v3/v4 or SIP RFC 3261protocol. It supports an innovative intelligent call routing function that transparently routes calls to destination either through PSTN or internet. WellGate 3701B/3702B provides Voice over IP and FAX over IP services for ITSP / ISP (Internet Telephony Services Provider) and Office / SOHO IP-PBX application.

Benefits

  • 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 Integrated with all kinds of IP-PBXs

    Specification

     

    H.323 Version

    SIP version

    Protocol
    • ITU-T H.323 v2/v3/v4 compliance
    • SIP RFC3261
    Telephony Features
    • Call Hold, Call Transfer, Call Forward (H.450)
    • Call Hold
    • Call Transfer
    • Call Forward
    FAX support
    • Automatically FAX detection
    • Group 3 Fax relay at 2.4 - 14.4 kbps
    • Support T.38 protocol
    • Support T.38 ECM: Error correction during the high speed mode
    • Support T.38 FAX
    • Redundancy Depth
    • Support Abstract
    • Syntax Notation 1 (ASN.1)
    • G.711 FAX Mode
    • Automatically FAX detection
    • Group 3 Fax relay at 2.4 - 14.4 kbps
    • Support T.38 protocol
    • Support T.38 ECM: Error correction during the high speed mode
    • Support T.38 FAX
    • Redundancy Depth
    • Support Abstract
    • Syntax Notation 1 (ASN.1)
    • G.711 FAX Mode
    Audio Codec support
    • G.711A/μ-law, G.723.1, G.729A, G.729
    • G.711A/μ-law, G.723.1, G.729A, G.729
    Network Interface
    • Two 10/100Base-T Ethernet RJ-45 port
    • Two 10/100Base-T Ethernet RJ-45 port
    FXS Interface
    • One Telephone (FXS) RJ-11 port for WellGate 3701B
    • Two Telephone (FXS) RJ-11 ports for WellGate 3702B 
    • One Telephone (FXS) RJ-11 port for WellGate 3701B
    • Two Telephone (FXS) RJ-11 ports for WellGate 3702B
    FXO Interface
    • One Analog PSTN (FXO) RJ-11 port for WellGate 3701B
    • Two Analog PSTN (FXO) RJ-11 ports for WellGate 3702B
    • One Analog PSTN (FXO) RJ-11 port for WellGate 3701B
    • Two Analog PSTN (FXO) RJ-11 ports for WellGate 3702B
    FXS Features
    • Support auto-attendant (Tone or voice greeting)
    • PSTN polarity reversal detection
    • Provide 2nd dial tone to PSTN
    • Disconnect tone detection
    • Support auto-attendant (Tone or voice greeting)
    • PSTN polarity reversal detection
    • Provide 2nd dial tone to PSTN
    • Disconnect tone detection
    FXO Features
    • Support auto-attendant (Tone or voice greeting)
    • PSTN polarity reversal detection
    • Provide 2nd dial tone to PSTN
    • Disconnect tone detection
    • Support auto-attendant (Tone or voice greeting)
    • PSTN polarity reversal detection
    • Provide 2nd dial tone to PSTN
    • Disconnect tone detection
    Voice
    • VAD (Voice Activity Detection)
    • CNG (Comfort Noise Generation)
    • AEC (Acoustic Echo Cancellation) -- G.168/165
    • Dynamic Jitter Buffer
    • Completed voice band signaling support
    • Provide In-band or Out-band DTMF generation/detection
    • VAD (Voice Activity Detection)
    • CNG (Comfort Noise Generation)
    • AEC (Acoustic Echo Cancellation) -- G.168/165
    • Dynamic Jitter Buffer
    • Completed voice band signaling support
    • Provide In-band or Out-band DTMF generation/detection
    QoS
    • QOS by setting DSCP (Differentiated Service Code Point) parameters of VoIP packet
    • QOS by setting DSCP (Differentiated Service Code Point) parameters of VoIP packet
    Console Port
    • 1 D-SUB 9 pin RS-232 port
    • 1 D-SUB 9 pin RS-232 port
    Tone
    • Provide call progress tone
    • Provide call progress tone
    Network Support
    • Support Fixed IP and DHCP
    • PPPoE
    • Behind NAT Router or IP sharing device
    • Support Fixed IP and DHCP
    • PPPoE
    • Behind NAT Router or IP sharing device
    Configuration & management
    • Console port, TELNET and Web Browser configuration
    • Console port, TELNET and Web Browser configuration
    System Upgrade
    • TFTP/FTP software upgrade
    • TFTP/FTP software upgrade
    Power
    • Input AC 100V~240V Output DC12V
    • Input AC 100V~240V Output DC12V
    Operation Temp
    • 5°C to 40°C
    • 5°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): 1.5 kg
    • Dimension: 223mm(W) x 35mm(H) x 152mm(D)
    • Weight (unit): 1.5 kg