User Manual
Table Of Contents
- Contents
- 1. Hardware Overview of the Router
- 2. Connect to the Network and Access the Router
- 3. Specify Your Internet Settings
- Use the Internet Setup Wizard
- Manually Set Up the Internet Connection
- Specify an IPv6 Internet Connection
- IPv6 Internet Connections and IPv6 Addresses
- Use Auto Detect for an IPv6 Internet Connection
- Use Auto Config for an IPv6 Internet Connection
- Set Up an IPv6 6to4 Tunnel Internet Connection
- Set Up an IPv6 Pass-Through Internet Connection
- Set Up a Fixed IPv6 Internet Connection
- Set Up an IPv6 DHCP Internet Connection
- Set Up an IPv6 PPPoE Internet Connection
- Manage the MTU Size
- 4. Control Access to the Internet
- 5. Manage the Basic WiFi Network Settings
- 6. Share a Storage Device Attached to the Router
- USB Device Requirements
- Connect a USB Device to the Router
- Access a Storage Device Connected to the Router
- Map a USB Device to a Windows Network Drive
- Manage Access to a Storage Device
- Enable FTP Access Within Your Network
- View Network Folders on a Device
- Add a Network Folder on a Storage Device
- Change a Network Folder, Including Read and Write Access, on a USB Drive
- Approve USB Devices
- Safely Remove a USB Device
- 7. Share a USB Printer
- 8. Manage the WAN and LAN Network Settings
- View or Change WAN Settings
- Set Up a Default DMZ Server
- Manage IGMP Proxying
- Manage VPN Pass-Through
- Manage NAT Filtering
- Manage the SIP Application-Level Gateway
- Manage the LAN IP Address Settings
- Manage the Router Information Protocol Settings
- Manage the DHCP Server Address Pool
- Manage Reserved LAN IP Addresses
- Disable the Built-In DHCP Server
- Change the Router’s Device Name
- Set Up and Manage Custom Static Routes
- Set Up a Bridge for a Port Group or VLAN Tag Group
- Improve Network Connections With Universal Plug-N-Play
- 9. Manage the Router
- Update the Firmware of the Router
- Change the admin Password
- Set Up Password Recovery
- Recover the admin Password
- Manage the Configuration File of the Router
- Return the Router to Its Factory Default Settings
- View the Status and Statistics of the Router
- Manage the Activity Log
- View Devices Currently on the Network
- 10. Manage the Advanced WiFi Features
- 11. Manage Port Forwarding and Port Triggering
- 12. Troubleshooting
- A. Supplemental Information
4. Select ADVANCED > Setup > WAN Setup.
The WAN Setup page displays.
5.
In the MTU Size field, enter a value from 64 to 1500.
The normal maximum transmit unit (MTU) value for most Ethernet networks is 1500
bytes, 1492 bytes for PPPoE connections, or 1436 for PPTP connections.
6. Click the Apply button.
Your settings are saved.
User Manual42Specify Your Internet Settings
AC1200 WiFi Router Model R6120