DAG3000 FXS Analog VoIP Gateway (Up to 312S)

The DAG3000 Series FXS analog gateway is designed with a compact 3U structure supporting RJ21 interface standards and up to 312 FXS voice interfaces via user boards plugging. It provides a high-performance hardware solution with robust voice/fax processing capabilities, making it ideal for service providers, enterprises, community residents, and corporate telephone systems. It supports standard SIP and RTP protocols and is fully compatible with multiple platforms such as BroadSoft, Asterisk, FreeSWITCH, and IMS/NGN softswitch platforms.

• Key Features and Benefits:

  • High-Density Capacity: High-density gateway scaling from 24 to up to 312 FXS ports in a 3U size using modular user boards.

  • Line Range: Supports up to 5 km line length (MAX).

  • Management & Security: Supports SNMP, TR069, QoS, TLS, SRTP, RADIUS authentication, and VLAN 802.1P/802.1Q.

  • Voice & Fax Processing: Includes support for T.38/Pass-through, recording, modem/POS, silence suppression, comfort noise generation (CNG), VAD, packet loss concealment, and echo cancellation (G.168 up to 128ms) with multiple codecs (G.711A/U, G.723.1, G.729A/B, G.726, ILBC, AMR, AMR-GSM).

• Technical & Physical Specifications:

  • Physical Interfaces: 1MCU Board, up to 13User Boards (each RJ21 user board supports 24 FXS ports up to 13 user boards), 210/1000 Base-T network interfaces, 110/100 Base-T network interface, and 1*RS232 console port (115200bps).

  • Power Supply: 100-240VAC, 50/60Hz with dual power supplies; power consumption ranges from 150W (idle) to 400W (with full channel usage).

  • Dimensions & Weight: Dimensions (W/D/H) of 440360132mm (3U) and unit weight of 12 kg.

  • Operating Environment: Operating temperature from 0°C to 45°C, storage temperature from -20°C to 80°C, and humidity from 10% to 90% (non-condensing).