This manual introduces the basic knowledge and usage methods of D-Link DVG-5004S/5008S VoIP gateway.
The DVG-5004S/5008S VoIP Gateway combines voice and fax services over an IP network using the standard SIP protocol. It supports static, DHCP, PPPoE, and DDNS addressing, and offers QoS, NAT traversal, and multiple voice codecs to ensure reliable, toll‑quality communication.
The device features front‑panel LEDs for power, run, and alarm status, four FXS ports, and Ethernet WAN/LAN interfaces. Configuration can be performed via a web UI, IVR, or Telnet, and the manual details hardware description, network interface modes, gateway configuration, IVR settings, dialing principles, and an extensive appendix of features and specifications.
| WAN Port | One 10/100Mbps auto‑negotiation, auto‑MDI/MDIX RJ‑45 Ethernet port |
|---|---|
| LAN Ports | Four 10/100Mbps auto‑negotiation, auto‑MDI/MDIX RJ‑45 Ethernet ports |
| Voice Codecs | G.711 a/ulaw, G.726, G.729A, G.723.1 |
| FXS Ports | 4/8 FXS (Foreign eXchange Station) ports |
| Power Indicator | Green LED indicates normal power supply |
The Power LED (green) shows normal power, the Run LED (blinking green) shows normal operation, and the Alarm LED (red blinking at startup) signals abnormal behavior.