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Netgear CG3000/CG3100 Wireless Cable Voice Gateway User Manual
This manual explains how to install, configure, and manage the Netgear CG3000/CG3100 Wireless Cable Voice Gateway. It covers basic connection steps, wireless network planning, security settings, and advanced features such as port forwarding, UPnP, and NAT.
Additional sections describe content filtering, diagnostic utilities, backup and restore procedures, and detailed technical specifications. Appendices list default settings, related documents, and an index for quick reference.
Wireless CG3000 specifications
| Network protocols | TCP/IP, DHCP server and client, DNS relay, NAT, TFTP client, VPN pass‑through (IPSec, PPTP) |
|---|---|
| Power input | 120 V, 60 Hz (North America) |
| Power output | 12 V DC @ 1.5 A, 15 W max |
| Dimensions | 8.5 × 5.75 × 1.3 in (216 × 146 × 33 mm) |
| Weight | 0.95 lb (0.42 kg) |
| Operating humidity | Up to 90 % non‑condensing |
| Local interfaces | 10BASE‑T, 100/1000BASE‑Tx, RJ‑45, USB 2.0/1.1 |
| Internet interface | DOCSIS 3.0 (compatible with DOCSIS 2.0, 1.1, 1.0) |
| Wireless standards | 802.11n/g/b |
| Default SSID | Wireless |
| Default wireless security | WPA/WPA2 |
Source: Netgear CG3000D-1CXNAS Wireless Cable Gateway User Manual
All Wireless CG3000 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How can I restore the gateway to factory default settings?
Press and hold the Restore Factory Settings button on the bottom of the unit for more than 7 seconds.
From: Netgear CG3000D-1CXNAS Wireless Cable Gateway User Manual
What is the default wireless network name (SSID) and how can I change it?
The default SSID is "Wireless"; you can change it in the wireless configuration section of the web interface.
From: Netgear CG3000D-1CXNAS Wireless Cable Gateway User Manual
How do I reset the gateway to factory defaults?
Press and hold the Restore Factory Settings button on the bottom of the gateway for over 7 seconds.
From: Netgear CG3000/CG3100 Wireless Cable Voice Gateway User Manual
What is the default IP address to log into the gateway’s web interface?
The default login URL is http://192.168.1.1.
From: Netgear CG3000/CG3100 Wireless Cable Voice Gateway User Manual