User Manual
Table Of Contents
- User Manual
- Contents
- 1 Hardware Setup
- 2 Connect to the Network and Access the Modem Router
- 3 Specify Initial Settings
- 4 Control Access to the Internet
- 5 Share a USB Storage Device Attached to the Modem Router
- USB Device Requirements
- Connect a USB Storage Device to the Modem Router
- Access a USB Drive Connected to the Modem Router From a Windows Computer
- Map a USB Device to a Windows Network Drive
- Access a USB Storage Device That Is Connected to the Modem Router From a Mac
- Control Access to the USB Drive
- Use FTP Within the Network
- View or Change Network Folders on a USB Drive
- Add a Network Folder on a USB Storage Device
- Edit a Network Folder on a USB Storage Device
- Approve USB Storage Devices
- Safely Remove a USB Storage Device
- 6 Specify Network Settings
- View or Change the WAN Settings
- Change the MTU Size
- Set Up a Default DMZ Server
- Change the Modem Router’s Device Name
- Change the LAN TCP/IP Settings
- Specify the IP Addresses That the Modem Router Assigns
- Manage LAN IP Addresses
- Use the WPS Wizard for WiFi Connections
- Specify Basic WiFi Settings
- Change the WiFi Security Option
- Set Up a WiFi Guest Network
- Control the WiFi Radios
- Specify WPS Settings
- Set Up a WiFi Access List
- Dynamic DNS
- Improve Network Connections With Universal Plug-N-Play
- 7 Manage Your Network
- View Modem Router Status
- Reboot the Modem Router
- Change the Router Mode
- View and Manage Logs of Modem Router Activity
- Manage the Modem Router Configuration File
- Change the admin Password
- View Event Logs
- Run the Ping Utility
- Run the Traceroute Utility
- View WiFi Access Points in Your Area
- View or Change the Modem Router WiFi Channel
- Remote Management
- Control the LED Settings
- 8 Specify Internet Port Settings
- 9 Troubleshooting
- A Supplemental Information
AC1200 WiFi Cable Modem Router Model C6220
Hardware Setup User Manual14
10. When prompted, change the password and enter security questions and answers.
The BASIC Home page displays.
11. Select AD
VANCED > Administration > Router Mode.
The Router Mode page displays.
12. Select the No radio
button.
With this setting, the modem router works as a bridge and the router behind it obtains a
WAN IP address from the Internet service provider.
13. Click the Appl
y button.
Your settings are saved.
14. Fo
llow the instructions that came with your router to connect it to the modem router.
Activate Your Internet Service
To activate your Internet service:
1. V
isit your cable Internet provider’s website and follow the onscreen instructions to
activate your Internet service.
Cable ISP Contact Information
Cox https://www.cox.com/residential/support/home.html
https://www.cox.com/activate
1-888-556-1193
Mediacom https://support.mediacomcable.com
1-855-Mediacom (1-855-633-4226)
Optimum https://www.optimum.net/support/contact-us
https://install.optimum.com/JointInstall
1-877-810-6750
Sparklight
https://support.sparklight.com
1-877-692-2253










