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... proxy server, if enabled 11 Set the TCP/IP settings to automatically obtain an IP address 13 Disable the dial-up connection, if enabled 14 Setting up your ADSL router 15 3 Configuring via the web GUI Logging into the web GUI 18 Using Wi-Fi Protected Setup (WPS 20 Using the Network Map 22 Creating multiple SSID profiles 23 Managing bandwidth with EzQoS 24 Upgrading the firmware 25 Restoring/Saving/Uploading settings 26 4 Using the utilities Installing...
... proxy server, if enabled 11 Set the TCP/IP settings to automatically obtain an IP address 13 Disable the dial-up connection, if enabled 14 Setting up your ADSL router 15 3 Configuring via the web GUI Logging into the web GUI 18 Using Wi-Fi Protected Setup (WPS 20 Using the Network Map 22 Creating multiple SSID profiles 23 Managing bandwidth with EzQoS 24 Upgrading the firmware 25 Restoring/Saving/Uploading settings 26 4 Using the utilities Installing...
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Table of contents Firmware Restoration 30 ADSL Setting Wizard 31 Setting up your network printer 38 5 Troubleshooting Troubleshooting 42 ASUS DDNS Service 45 Frequently Asked Questions (FAQs 45 Appendices Notices...47 ASUS Contact information 57 Networks Global Hotline Information 58
Table of contents Firmware Restoration 30 ADSL Setting Wizard 31 Setting up your network printer 38 5 Troubleshooting Troubleshooting 42 ASUS DDNS Service 45 Frequently Asked Questions (FAQs 45 Appendices Notices...47 ASUS Contact information 57 Networks Global Hotline Information 58
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1 A quick look Package contents DSL-N12U Power adapter Support CD (User Manual/utilities) RJ-45 cable RJ-11 cable Quick Start Guide Warranty card NOTES: • If any of this user manual. • Keep the original packaging material in case you would need future warranty services such as repair or replacement. Refer to the ASUS Support Hotline list at the back of the items is damaged or missing, contact ASUS for technical inquiries and support. Your ADSL router 3 2 5 1 4 Reset Power On/Off USB LAN4 LAN3 LAN2 LAN1 WPS On Off ADSL 6 9 11 12 13 7 10 8
1 A quick look Package contents DSL-N12U Power adapter Support CD (User Manual/utilities) RJ-45 cable RJ-11 cable Quick Start Guide Warranty card NOTES: • If any of this user manual. • Keep the original packaging material in case you would need future warranty services such as repair or replacement. Refer to the ASUS Support Hotline list at the back of the items is damaged or missing, contact ASUS for technical inquiries and support. Your ADSL router 3 2 5 1 4 Reset Power On/Off USB LAN4 LAN3 LAN2 LAN1 WPS On Off ADSL 6 9 11 12 13 7 10 8
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...-Fi signal. Flashing: No ADSL link or unable to its factory default settings. 7 Power (DC-In) port Insert the bundled AC adapter into this port and connect your iPad. Flashing slow: Rescue mode Flashing quick: WPS is processing. 2 ADSL LED Solid light: ADSL link is ready. On: Device is ready. Insert your printer's USB cable into these ports to set up your network printer. 10 LAN 1 ~ 4 ports Connect network cables into one of these ports to establish LAN connection. 11 WPS button This button launches the WPS Push Button Configuration process. 12 Wi-Fi switch Switch to turn the power...
...-Fi signal. Flashing: No ADSL link or unable to its factory default settings. 7 Power (DC-In) port Insert the bundled AC adapter into this port and connect your iPad. Flashing slow: Rescue mode Flashing quick: WPS is processing. 2 ADSL LED Solid light: ADSL link is ready. On: Device is ready. Insert your printer's USB cable into these ports to set up your network printer. 10 LAN 1 ~ 4 ports Connect network cables into one of these ports to establish LAN connection. 11 WPS button This button launches the WPS Push Button Configuration process. 12 Wi-Fi switch Switch to turn the power...
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...; Ethernet RJ-45 (LAN) port (10Base-T/100Base-TX) • IEEE 802.11b/g/n wireless capability • An installed TCP/IP service • Web browser such as Internet Explorer, Firefox, Safari, or Google Chrome NOTES: • If your computer does not have built-in wireless capabilities, you may install an IEEE 802.11b/g/n WLAN adapter to your computer to connect to the network. • The Ethernet...
...; Ethernet RJ-45 (LAN) port (10Base-T/100Base-TX) • IEEE 802.11b/g/n wireless capability • An installed TCP/IP service • Web browser such as Internet Explorer, Firefox, Safari, or Google Chrome NOTES: • If your computer does not have built-in wireless capabilities, you may install an IEEE 802.11b/g/n WLAN adapter to your computer to connect to the network. • The Ethernet...
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... the ADSL router's LAN port. 10 Connecting your devices IMPORTANT! • Use wired connection in setting up your ADSL router to avoid possible setup problems due to wireless uncertainty. • Before setting up your ADSL router via wired connection: 1. Insert the splitter's line connector to the phone outlet and connect your computer (recommended). Wired connection Wall power outlet ASUS Wireless ADSL Router Reset Power On/Off USB LAN4 LAN3 LAN2 LAN1 WPS On Off ADSL Network cable Phone Line Phone Line Phone Line Wall telephone outlet To set up your DSL-N12U...
... the ADSL router's LAN port. 10 Connecting your devices IMPORTANT! • Use wired connection in setting up your ADSL router to avoid possible setup problems due to wireless uncertainty. • Before setting up your ADSL router via wired connection: 1. Insert the splitter's line connector to the phone outlet and connect your computer (recommended). Wired connection Wall power outlet ASUS Wireless ADSL Router Reset Power On/Off USB LAN4 LAN3 LAN2 LAN1 WPS On Off ADSL Network cable Phone Line Phone Line Phone Line Wall telephone outlet To set up your DSL-N12U...
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Click Tools > Internet options > Connections tab > LAN settings. 3. From the Local Area Network (LAN) Settings screen, untick Use a proxy server for your LAN. 4. Before you proceed NOTE: Before configuring your DSL-N12U, do the steps described in this section for your host computer and network clients. Click OK when done. 11 Windows® 7 1. Click Start > Internet Explorer to launch the browser. 2. Disable the proxy server, if enabled.
Click Tools > Internet options > Connections tab > LAN settings. 3. From the Local Area Network (LAN) Settings screen, untick Use a proxy server for your LAN. 4. Before you proceed NOTE: Before configuring your DSL-N12U, do the steps described in this section for your host computer and network clients. Click OK when done. 11 Windows® 7 1. Click Start > Internet Explorer to launch the browser. 2. Disable the proxy server, if enabled.
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Click Apply. Key in this setup case. The setup screen varies with different Internet connection types. • Obtain the required information such as the user name and password from your Internet connection type, click Manual Setting and set up the Internet connection manually. NOTES: • The PPPoE Internet connection type is used in the user name and password. 3. If the QIS cannot detect your Internet Service Provider (ISP). 16
Click Apply. Key in this setup case. The setup screen varies with different Internet connection types. • Obtain the required information such as the user name and password from your Internet connection type, click Manual Setting and set up the Internet connection manually. NOTES: • The PPPoE Internet connection type is used in the user name and password. 3. If the QIS cannot detect your Internet Service Provider (ISP). 16
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The Internet connection setup is completed. • Click Going to Internet to surf the Internet. • C lick Simple Wireless Security Setup to configure the basic security settings including the SSID, authentication, and encryption methods for the ADSL router. (Recommended) • C lick Back to main page page to go back to the main page of the web GUI. 17 4.
The Internet connection setup is completed. • Click Going to Internet to surf the Internet. • C lick Simple Wireless Security Setup to configure the basic security settings including the SSID, authentication, and encryption methods for the ADSL router. (Recommended) • C lick Back to main page page to go back to the main page of the web GUI. 17 4.
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NOTES: • For your network clients, ensure that you proceed in this user manual. 3. The ADSL router's web GUI launches. Use the web GUI to the section Before you set the TCP/IP settings to obtain IP addresses automatically, disable the proxy server settings, disable the dial-up settings, and cancel the dial-up connection. • For more details, refer to configure various settings. 19
NOTES: • For your network clients, ensure that you proceed in this user manual. 3. The ADSL router's web GUI launches. Use the web GUI to the section Before you set the TCP/IP settings to obtain IP addresses automatically, disable the proxy server settings, disable the dial-up settings, and cancel the dial-up connection. • For more details, refer to configure various settings. 19
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Using Wi-Fi Protected Setup (WPS) WPS (Wi-Fi Protected Setup) allows you to set up a secure and protected wireless network easily NOTES: • Ensure that you use a wireless LAN adapter with WPS function on your network clients. • Windows® operating systems and wireless LAN cards/ adapters that support WPS: OS Support Windows Vista 32/64 Windows 7 32/64 Windows 2008 Windows XP SP2/SP3 Windows 2003 32-bit SP2/SP3 Windows XP/2003 64-bit Windows XP 32-bit SP1/ XP...
Using Wi-Fi Protected Setup (WPS) WPS (Wi-Fi Protected Setup) allows you to set up a secure and protected wireless network easily NOTES: • Ensure that you use a wireless LAN adapter with WPS function on your network clients. • Windows® operating systems and wireless LAN cards/ adapters that support WPS: OS Support Windows Vista 32/64 Windows 7 32/64 Windows 2008 Windows XP SP2/SP3 Windows 2003 32-bit SP2/SP3 Windows XP/2003 64-bit Windows XP 32-bit SP1/ XP...
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IMPORTANT! Follow the onscreen instructions to launch the WPS Push Button Configuration. In the WPS field, click the red button to complete the wireless network setup. Obtain the necessary information about your Internet connection type from your ADSL router to launch the WPS Push Button Configuration. 2. To use WPS: 1. NOTE: You may also press the WPS button on your ISP. 21
IMPORTANT! Follow the onscreen instructions to launch the WPS Push Button Configuration. In the WPS field, click the red button to complete the wireless network setup. Obtain the necessary information about your Internet connection type from your ADSL router to launch the WPS Push Button Configuration. 2. To use WPS: 1. NOTE: You may also press the WPS button on your ISP. 21
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..., LAN IP, or MAC address. System status Click this icon to display information about the USB printer connected to the modem router. 22 Client status Click this icon to quickly set up your Wide Area Network (WAN) using the Quick Internet Setup (QIS) feature. Enable the WPS mode from the System status screen. It enables you to block/unblock a client. Using the Network Map Network Map allows you to display information on the Internet connection status, WAN IP address, DNS, connection type, and gateway address. To view the status or configure...
..., LAN IP, or MAC address. System status Click this icon to display information about the USB printer connected to the modem router. 22 Client status Click this icon to quickly set up your Wide Area Network (WAN) using the Quick Internet Setup (QIS) feature. Enable the WPS mode from the System status screen. It enables you to block/unblock a client. Using the Network Map Network Map allows you to display information on the Internet connection status, WAN IP address, DNS, connection type, and gateway address. To view the status or configure...
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...done through the web interface. Normal firmware upgrades must be used on a working ASUS ADSL router. From your ADSL settings and establish a secure wireless network. ADSL Setting Wizard ADSL Setting Wizard helps you to set up your computer's desktop, click Start > All Programs > ASUS Utility > DSL-N12U ADSL router > ADSL Setting Wizard. 2. Follow the onscreen instructions to Chapter 3: Configuring via the web GUI for more details. If the wireless client cannot discover the wireless router, shorten the distance between the client and the router. 31 Specify a firmware file, then click...
...done through the web interface. Normal firmware upgrades must be used on a working ASUS ADSL router. From your ADSL settings and establish a secure wireless network. ADSL Setting Wizard ADSL Setting Wizard helps you to set up your computer's desktop, click Start > All Programs > ASUS Utility > DSL-N12U ADSL router > ADSL Setting Wizard. 2. Follow the onscreen instructions to Chapter 3: Configuring via the web GUI for more details. If the wireless client cannot discover the wireless router, shorten the distance between the client and the router. 31 Specify a firmware file, then click...
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On the ADSL Setting Wizard, click Next to continue. NOTES: • When running WPS, the Internet connection pauses briefly then reestablishes the connection. • If the WPS button is pushed without running the ADSL Setting Wizard, the Power LED indicator flashes and Internet connection pauses briefly and then reestablishes the connection. 32 2. Press the WPS button on your router until the Power indicator flashes three times per second. (Use only with a wireless client card with WPS function) Reset Power On/Off USB LAN4 LAN3 LAN2 LAN1 WPS On Off ADSL WPS button 3.
On the ADSL Setting Wizard, click Next to continue. NOTES: • When running WPS, the Internet connection pauses briefly then reestablishes the connection. • If the WPS button is pushed without running the ADSL Setting Wizard, the Power LED indicator flashes and Internet connection pauses briefly and then reestablishes the connection. 32 2. Press the WPS button on your router until the Power indicator flashes three times per second. (Use only with a wireless client card with WPS function) Reset Power On/Off USB LAN4 LAN3 LAN2 LAN1 WPS On Off ADSL WPS button 3.
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... ASUS Wireless Utilities from the support CD, then click Run Network Printer Setup Program. 38 NOTES: • To check if your USB printer is compatible with your ADSL router and allow network clients to the Plug-n-Share Disk Support List at http://event.asus.com/2009/networks/printersupport/ DSL-N12U.htm • The ADSL router's printer server function is not supported on your ASUS ADSL router, refer to access the USB printer. Setting up your network printer Use the Network Printer Setup utility to set up a USB printer on Windows® 2000. To set...
... ASUS Wireless Utilities from the support CD, then click Run Network Printer Setup Program. 38 NOTES: • To check if your USB printer is compatible with your ADSL router and allow network clients to the Plug-n-Share Disk Support List at http://event.asus.com/2009/networks/printersupport/ DSL-N12U.htm • The ADSL router's printer server function is not supported on your ASUS ADSL router, refer to access the USB printer. Setting up your network printer Use the Network Printer Setup utility to set up a USB printer on Windows® 2000. To set...
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... the ASUS Technical Support. Authentication: • Use wired connection to connect to obtain IP addresses automatically. 5 Troubleshooting NOTE: If you proceed in your web browser, then click Tools > Internet Options... 2. L aunch your web browser. Troubleshooting I cannot access a web browser for configuring the router. • Delete the cookies and files in this user manual. and Delete Files... U nder Temporary Internet files, click Delete Cookies... NOTE: The commands for more details, refer to change the channel settings. For...
... the ASUS Technical Support. Authentication: • Use wired connection to connect to obtain IP addresses automatically. 5 Troubleshooting NOTE: If you proceed in your web browser, then click Tools > Internet Options... 2. L aunch your web browser. Troubleshooting I cannot access a web browser for configuring the router. • Delete the cookies and files in this user manual. and Delete Files... U nder Temporary Internet files, click Delete Cookies... NOTE: The commands for more details, refer to change the channel settings. For...
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... settings. • Check if the WAN LED on the ADSL router is ON. • Check the wireless encryption settings. • Check if the computer can get the IP address (via wireless LAN adapter. • Move the router closer to the correct ADSL router. • Check whether the wireless channel in use a proxy server. 43 Turn the wireless switch at the rear panel on the ADSL router is connected to the wireless client. • Check whether the wireless adapter is ON. Internet is not ON, change the cable...
... settings. • Check if the WAN LED on the ADSL router is ON. • Check the wireless encryption settings. • Check if the computer can get the IP address (via wireless LAN adapter. • Move the router closer to the correct ADSL router. • Check whether the wireless channel in use a proxy server. 43 Turn the wireless switch at the rear panel on the ADSL router is connected to the wireless client. • Check whether the wireless adapter is ON. Internet is not ON, change the cable...
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... are the factory default settings: User Name: admin Password: admin Enable DHCP: Yes (if WAN cable is not possible - Network name or encryption keys are all properly connected . • Disconnect the power cord from the ADSL or cable modem, wait a few minutes, then reconnect the cord. • If the ADSL light continues to its default settings? • Press the Reset button at the rear panel of this user manual. the Router is unable to establish a connection with the ADSL network. • Ensure...
... are the factory default settings: User Name: admin Password: admin Enable DHCP: Yes (if WAN cable is not possible - Network name or encryption keys are all properly connected . • Disconnect the power cord from the ADSL or cable modem, wait a few minutes, then reconnect the cord. • If the ADSL light continues to its default settings? • Press the Reset button at the rear panel of this user manual. the Router is unable to establish a connection with the ADSL network. • Ensure...
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... register one router. Use port mapping to separately access my http and ftp servers? After restarting the router, why is working well. 2. Check the following: 1. This is a free and embedded service in some ASUS routers. Check your domain name, contact the service center. 4. 3. I have different interval time for one domain name for IP updating. 6. Can I see different WAN IPs in MS DOS and in the network. 5. Different ISPs...
... register one router. Use port mapping to separately access my http and ftp servers? After restarting the router, why is working well. 2. Check the following: 1. This is a free and embedded service in some ASUS routers. Check your domain name, contact the service center. 4. 3. I have different interval time for one domain name for IP updating. 6. Can I see different WAN IPs in MS DOS and in the network. 5. Different ISPs...