High-end Analog VoIP Gateway

DAG3000-128S/O is a multi-functional Analog VoIP Gateway offering seamless connectivity between IP-based telephony networks and legacy telephones (POTS), and PBX systems. It adopts modularized hardware design that allows to expand FXO ports by adding boards according to user’s requirements. Each board has 8 FXS/FXO ports and the gateway supports 128 FXS/FXO ports at maximum. DAG3000-128S/O supports the standard SIP protocol and it's compatible with leading IMS/NGN platforms and SIP- based IP telephony systems. Which is ideally suited for large enterprises, call centers and multi- location environments that need VoIP services

  • 3-Way Conference

  • T.38/T.30

  • 128 FXO/FXS



  • VLAN

High-density VoIP Gateway

128 FXS /FXO ports

Power Failover

IP/SIP Failover

Support SIP, IMS 

T.38 Fax 

Flexible routing & Dial plan

Interoperable with leading softswitches, IP-PBXs and SIP servers

High Stability and Reliability

Embedded Operation System

Market-proven hardware design

Carrier-grade reliability

Main/Secondary SIP server failover

TLS/SRTP Security

Easy Management 

  • Intuitive Web interface including Quick installation guide

    Support SNMP &TR-069

    Automated provisioning

  • Dinstar Cloud Management System

    Configuration Backup and Restore

    Debug tools in web interface

  • Features
  • Download
  • IPv6, IPv4

    Call waiting

    Call Transfer (Blind transfer, Attend transfer)
    SIP v2.0 (RFC3261) based on UDP/TCP/TLS
    Call Forwarding (Unconditional, No reply)
    Fax over T.38 and Pass-through
    Speed Dial
    QoS:L3 DIFFServ, 802, 1P/Q VLAN Tagging
    Do Not Disturb(DND)
    3-way conference
    Automatic firmware upgrade and configuration via HTTP/HTTPS
    Hunting group
    System logs & CDR
    Voice Mail
    Flexible routing & dial plan
    Pluse Dialing
    Backup and restore
    5 km long haul
    Music on hold
  • DAG3000-128 FXS FXO Analog VoIP Gateway Datasheet
    DAG3000-128 FXS Analog VoIP Gateway User Manual