This manual introduces the features, installation methods and basic configuration of BiPAC 74XX 3G/VoIP/ (802.11g/802.11n) Broadband/ADSL2+ (VPN) Firewall Router.
The Billion 74XX series is an all‑in‑one firewall router that combines an ADSL modem, Ethernet switch, and optional 3G/VoIP and Wi‑Fi modules. It supports ADSL2+/ADSL broadband, 802.11g/n wireless, VPN, QoS and other advanced networking functions.
This manual covers product introduction, installation steps, web‑based configuration, status monitoring, security settings, VPN and VoIP setup, QoS, virtual servers, Wake‑on‑LAN, advanced features, troubleshooting, and contact information for technical support. This manual is written in Chinese.
| ADSL2+ downstream speed | up to 12/24 Mbps |
|---|---|
| ADSL downstream speed | up to 8 Mbps |
| Ethernet switch | 4‑port 10/100 Mbps |
| Wi‑Fi standard | 802.11g/n, up to 54 Mbps |
| Wireless security | WPA and WEP |
| LAN port speed (7402NX/7402NXL models) | up to 1000 Mbps |
Press and hold the RESET button for more than 6 seconds; the device will power off and then power on with factory settings restored.
When the power is connected the LED is orange; when the system is ready it turns green; a red LED indicates a fault.
The router supports PPTP, L2TP, IKE and IPSec VPN protocols.