User Guide DSL-N55U-C1 Dual-band N600 Wireless ADSL Modem Router
E8624 First Edition Sept. 2013 Copyright © 2013 ASUSTeK Computer Inc. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUSTeK Computer Inc. (“ASUS”).
Table of contents 1 A quick look 5 Package contents......................................................................................... 5 Your ADSL router.......................................................................................... 6 2 Creating your network 9 Positioning your router.............................................................................. 9 What you need............................................................................................
Appendices 51 Notices............................................................................................................51 Networks Global Hotline Information.................................................65 ASUS Contact information......................................................................
1 A quick look Package contents ADSL WiFi modem router Network cable AC adapter Phone cable Quick Start Guide Support CD (User Manual/utilities) • If any of the items is damaged or missing, contact ASUS for technical inquiries and support. Refer to the ASUS Support Hotline list at the back of this user manual. • Keep the original packaging material in case you would need future warranty services such as repair or replacement.
Your ADSL router TOP features DSL-N55U Dual-band N600 Wireless ADSL Modem Router ADSL WAN Power LED Off: No power. On: Device is ready. Flashing slowly: Rescue mode Flashing quickly: WPS in progress. WAN LED Off: No power or no physical connection. On: Has physical connection to a wide area network (WAN). Internet LED Off: No power or no Internet connection. Flashing: Transmitting or receiving data. On: Internet connection is established.
LAN LED Off: No power or no physical connection On: Has physical connection to an Ethernet network Flashing: Transmitting or receiving data (through Ethernet cable) 2.4GHz LED Off: No 2.4GHz signal. On: Wireless system is ready. Flashing: Transmitting or receiving data via wireless connection. 5GHz LED Off: No 5GHz signal. On: Wireless system is ready. Flashing: Transmitting or receiving data via wireless connection. • Use only the power adapter that came with your package.
Rear features Reset button This button resets or restores the system to its factory default settings. Power (DC-In) port Insert the bundled AC adapter into this port and connect your router to a power source. Power switch Press to power on or off the system. WPS button* This button launches the WPS Wizard. * WPS button can work as a WiFi button by configuring from Advanced Settings > Administration page. USB 2.0 ports Insert USB 2.0 devices such as USB hard disks or USB flash drives into these ports.
2 Creating your network Positioning your router To get the best wireless network performance from your wireless router, follow the recommendations below: • Place the wireless router at the center of your network for maximum wireless coverage. • Keep the device away from metal obstructions and away from direct sunlight. • Keep the device away from 802.11g or 20MHz only Wi-Fi devices, 2.
What you need To set up your network, you need one or two computers that meet the following system requirements: • Ethernet RJ-45 (LAN) port (10Base-T/100Base-TX/1000Base-T) • IEEE 802.11b/g/n wireless capability • An installed TCP/IP service • Web browser such as Microsoft Internet Explorer, Mozilla Firefox, Apple Safari, or Google Chrome • If your computer does not have built-in wireless capabilities, install an IEEE 802.11b/g/n WLAN adapter to your computer to connect to the network.
Connecting your devices • Use a wired connection when setting up your wireless router to avoid possible wireless setup issues. • Before setting up your ASUS wireless router, do the following: • If you are replacing an existing router, disconnect it from your network. • Disconnect the cables/wires from your existing modem. If your modem has a backup battery, remove it as well. • Reboot your computer (recommended).
Before you proceed Before configuring your wireless router, apply the steps described in this section to each computer on the network to avoid problems connecting to the wireless network. A. Disable any configured proxy servers. Windows® 7 1. Click Start > Internet Explorer. 2. Click Tools > Internet options > Connections tab > LAN settings.
3. From the Local Area Network (LAN) Settings window, uncheck Use a proxy server for your LAN. 4. Click OK then Apply. MAC OSX 1. From your Apple Safari browser, click Safari > Preferences > Advanced. On the Proxies item, click Change Settings... 2. From the Network screen, uncheck FTP Proxy and Web Proxy (HTTP). 3. Click OK then Apply.
B. Configure TCP/IP settings to automatically obtain an IP address. Windows® 7 1. Click Start > Control Panel > Network and Internet > Network and Sharing Center > Change adapter settings. 2. On the Network Connections window, click on Local Area Connection. 3. On the Local Area Connection Network Status window, click Properties. 4. Select Internet Protocol Version 4 (TCP/IPv4) or Internet Protocol Version 6 (TCP/IPv6), then click Properties.
6. Tick Obtain an IP address automatically. 7. Click OK. MAC OSX 1. Click Apple Menu >System Preferences > Network 2. Click Ethernet on the left panel. 3. On the Configure IPv4, item select Using DHCP. 4. Cllick Apply.
Setting up your ADSL router 1. Ensure that the ADSL LED on the DSL-N55U-C1 front panel is on and not flashing. 2. Launch your web browser. The QIS web page appears automatically and starts detecting your connection type, VPI/VCI value and encapsulation mode. If the QIS web page does not appear after you launched your web browser, disable the proxy settings on your web browser.
3 Network configuration using the web GUI Logging in to the web GUI Your ASUS Wireless Router uses a web-based user interface that allows you to configure the router using any web browser such as Internet Explorer, Mozilla Firefox, Apple Safari, or Google Chrome. To log in to the web GUI: 1. Launch your web browser and manually key in the wireless router’s default IP address: 192.168.1.1 or default domain name: http://router.asus.com. 2.
3. The wireless router GUI provides access to various configuration settings.
Setting up the wireless security settings To protect your wireless network from unauthorized access, you need to configure its security settings. To set up the wireless security settings: 1. Key in http://router.asus.com or http://192.168.1.1 on your web browser. 2. On the login screen, key in the default user name (admin) and password (admin), then click OK. The wireless router’s web GUI launches. 3.
5GHz security settings 4. On the Wireless name (SSID) field, key in a unique name for your wireless network. 5. From the Security Level dropdown list, select the encryption method for your wireless network. The IEEE 802.11n/ac standard prohibits using High Throughput with WEP or WPA-TKIP as the unicast cipher. If you use these encryption methods, your data rate will drop to IEEE 802.11g 54Mbps connection. 6. Key in your security passkey. 7. Click Apply when done.
Managing your network clients To manage your network clients: 1. Launch the wireless router’s web GUI. 2. On the Network Map screen, select the Client Status icon to display information about your network clients.
Monitoring your USB device The ASUS Wireless Router provides two USB 2.0 ports for connecting USB devices such as a USB storage device and USB printer, to allow you to monitor the working environment, share files, and printer with clients in your network. To use this feature, you need to plug a USB storage device, such as a USB hard disk or USB flash drive, to the USB 2.0 port on the rear panel of your wireless router. Ensure that the USB storage device is formatted and partitioned properly.
3. On the AiDisk Wizard field, click GO to set up an FTP server for Internet file sharing. • For more details, refer to the section Using the Network Place (Samba) Share service and Using the FTP Share service in this user manual. • On USB External HDD/Flash disk: - The wireless router works with most USB HDDs/Flash disks (up to 2TB size) and supports read-write access for FAT16, FAT32, EXT2, EXT3, and NTFS. - To safely remove the USB disk, launch the web GUI (http:// router.asus.com or http://192.168.1.
Creating your Guest Network The Guest Network provides Internet connectivity for temporary visitors without providing access to your private network. To create your guest network: 1. Launch the wireless router’s web GUI. 2. On the Guest Network screen, click Create to create a network for your visitors.
Using the Traffic Manager Managing QoS (Quality of Service) Bandwidth The Quality of Service (QoS) allows you to set the bandwidth priority and manage the network traffic. To set up the bandwidth priority: 1. Launch the wireless router’s web GUI. 2. On the Traffic Manager screen, select the QoS tab. 3. Click ON to enable the default rule and fill in the upload and download bandwidth fields. • Get the bandwidth information from your ISP.
Monitoring Traffic The traffic monitor function allows you to assess the bandwidth usage and speed of your Internet, LAN, Wired, WLAN (2.4GHz or 5GHz) connections. Using the USB application The USB application function provides AiDisk, Servers Center, Network Printer Server, Download Master and Media Master submenus.
Using AiDisk for File Sharing AiDisk allows you to share files in the USB disk through the Internet. Before using AiDisk, ensure that you have inserted a USB disk into the USB port of your wireless router. To use AiDisk: 1. Click the AiDisk icon in USB application. 2. From the Welcome to AiDisk wizard screen, click Go.
3. Select the access rights that you want to assign to the clients accessing your shared data. 4. Create your domain name via the ASUS DDNS services, select I will use the service and accept the Terms of service and key in your domain name. When done, click Next.
5. Click Finish to finish the setup. 6. To access the FTP site that you created, launch a web browser or a third-party FTP client utility and key in the ftp link (ftp://) you have previously created.
Using the Network Place (Samba) Share service Network Place (Samba) Share allows you to set the account and permission for samba service. To use Samba share: 1. Click the Network place (Samba) Share tab in the Servers Center of USB application. 2. Click Add, Delete or Modify to add, delete or modify the account. Click Apply when done.
Using the FTP Share service Sharing files via the FTP server The ASUS Wireless Router enables you to share files from your USB storage device via the FTP server with computers in LAN or through the Internet. To use this feature, you need to insert a USB storage device, such as a USB hard disk or USB flash drive, to the USB2.0 port on the rear panel of your wireless router. Ensure that the USB storage device is formatted and partitioned properly.
4. From the list of files/folders, select the type of access rights that you want to assign for specific files/folders: • R /W: Select this option to assign read/write access for a specific file/folder. • W : Select this option to assign write only access for a specific file/folder. • R : Select this option to assign read only access for a specific file/folder. • N o: Select this option if you do not want to share a specific file/folder. 5. Click Apply to apply the changes. 6.
Using the Miscellaneous setting The Miscellaneous setting tab allows you to configure other settings for the USB disk, including maximum login user, device name, work group and language on FTP server. To use miscellaneous setting: 1. Click the Miscellaneous setting tab in the Servers Center of USB application. 2. Follow the instructions to key in the necessary information. 3. When finished, click Apply.
Configuring the Advanced settings The Advanced Settings items allows you to configure the advanced features of your wireless router. Setting up the DHCP Server You may enable the DHCP Server function in your wireless router so your network clients can automatically obtain IP addresses from your wireless router. The ASUS Wireless Router can support up to 253 IP addresses for your network. To set up the DHCP server: 1. From the navigation panel, go to Advanced Settings > LAN. 2. Click DHCP Server tab.
3. In the Enable the DHCP Server? field, tick Yes. 4. In the IP Pool Starting Address field, key in the starting IP address. 5. In the IP Pool Ending Address field, key in the ending IP address. 6. In the Lease Time field, key in the time that the IP addresses expire and the wireless router automatically assigns new IP Addresses for the network clients. • For the IP Pool Starting and Ending IP addresses, we recommend that you use: I P address: 192.168.1.
Upgrading the firmware Download the latest firmware from the ASUS website at http://support.asus.com To upgrade the firmware: 1. Click Administration from the navigation panel. 2. Click the Firmware Upgrade tab. 3. In the New Firmware File item, click Browse. Navigate to the downloaded firmware file. 4. Click Upload. If the upgrade process fails, the wireless router automatically enters rescue mode and the power LED indicator on the front panel starts flashing slowly.
Restoring/Saving/Uploading settings To restore/save/upload wireless router settings: 1. Click Administration on the navigation panel. 2. Click the Restore/Save/Upload Setting tab. 3. Select a task from the configuration options: • To restore to default factory settings, click Restore, and click OK once prompted. • To save the current system settings, click Save, navigate to the folder where you intend to save the file and click Save.
Setting up your network printer Use the Network Printer Setup utility to set up a USB printer on your wireless router and share the printer with other devices on the network. • To check if your USB printer is compatible with your ASUS wireless router, refer to the Plug-n-Share Disk Support List at http://event.asus.com/networks/printersupport • The wireless router's printer server function is not supported on Windows® 2000. To set up your USB Printer: 1.
3. Unzip the downloaded file and click the Printer icon to run the network printer setup program.
4. Follow the onscreen instructions to set up your hardware, then click Next. USB LAN 5. Wait for a few minutes for the initial setup to finish. Click Next.
6. Click Finish to complete the installation. DSL-N55U-C1 7. Follow the Windows® OS instructions to install the printer driver.
8. After printer driver installation is complete, computers on the network will now be able to access the printer.
4 Using the utilities • Install the wireless router's utilities from the bundled support CD. • If Autorun is disabled, run setup.exe from the root directory of the support CD. Device Discovery Device Discovery is an ASUS WLAN utility that detects any ASUS wireless routers available on the wireless network and allows you to configure the device. To launch the Device Discovery utility: • Click Start > All Programs > ASUS Utility > DSL-N55U-C1 Wireless Router > Device Discovery.
Firmware Restoration Firmware Restoration is used on an ASUS Wireless Router after a failed firmware upgrade. This utility uploads a firmware file to the wireless router. The process takes about three to four minutes. Launch rescue mode before using the Firmware Restoration utility. To launch rescue mode and use the Firmware Restoration utility: 1. Unplug the wireless router from its power source. 2.
5 Troubleshooting If you encounter problems that are not mentioned in this chapter, contact ASUS Technical Support. Troubleshooting I cannot access the router GUI for configuring the router. • Delete the cookies and temporary files in your web browser. To do this in Internet Explorer 8: 1. Launch your web browser, then click Tools > Internet Options. 2.On the General tab, click Delete under Browsing history. 3.Tick Temporary Internet Files and Cookies. Click Delete.
Authentication: • Use a wired connection to connect to the router. • Check the wireless security settings. • Press the Reset button at the rear panel for more than five seconds. Cannot find the router: • Press the Reset button at the rear panel for more than five seconds. • Check the settings in the wireless adapter such as SSID and encryption method. Cannot access the Internet using a wireless LAN adapter. • Place the router closer to the wireless client.
The DSL light is ON (steady and not blinking) and means Internet access is possible, but I still cannot browse the Internet. • Restart your computer. • Check if the WAN LED on the wireless router is on. • Check the wireless encryption settings. • Check if the computer can get an IP address (using both a wired or wireless connection). • Check that your web browser is configured to use the local LAN and is not configured to use a proxy server.
How do you restore the system to its default settings? • Press the Reset button at the rear panel of the wireless router for more than five seconds. • Refer to the section Restoring/Saving/Uploading settings of this user manual. The following are the factory default settings: User name: Password: Enable DHCP: IP address: Domain name: Subnet Mask DNS Server 1: DNS Server 2: SSID: 48 admin admin Yes (if WAN cable is plugged in) 192.168.1.1 (Blank) 255.255.255.0 192.168.1.
ASUS DDNS Service The ASUS DSL-N55U-C1 WiFi Modem Router supports the ASUS DDNS service. If you have registered for the ASUS DDNS service but need to exchange devices at the service center, inform the service center that you want to keep the original domain name and retain the DDNS service. Visit your local service center for more information.
3. I have registered a domain name before and it has been working well until my friends told me that they could not access my domain name. Check the following: 1. Internet connection is available. 2. The DNS server is working properly. 3. The last time you updated the domain name. If there are still problems in accessing your domain name, contact the service center. 4. Can I register two domain names so I can access my HTTP and FTP servers separately? No, you cannot.
Appendices Notices ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to the highest standards for protecting our environment. We believe in providing solutions for you to be able to responsibly recycle our products, batteries, other components, as well as the packaging materials. Please go to http://csr.asus. com/english/Takeback.htm for the detailed recycling information in different regions.
This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation.
Safety Information To maintain compliance with FCC’s RF exposure guidelines, this equipment should be installed and operated with minimum distance 20cm between the radiator and your body. Use on the supplied antenna. Declaration of Conformity for R&TTE directive 1999/5/EC Essential requirements – Article 3 Protection requirements for health and safety – Article 3.1a Testing for electric safety according to EN 60950-1 has been conducted. These are considered relevant and sufficient.
Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device. Radio Frequency (RF) Exposure Information The radiated output power of the Wireless Device is below the Industry Canada (IC) radio frequency exposure limits. The Wireless Device should be used in such a manner such that the potential for human contact during normal operation is minimized.
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GNU General Public License Licensing information This product includes copyrighted third-party software licensed under the terms of the GNU General Public License. Please see The GNU General Public License for the exact terms and conditions of this license. We include a copy of the GPL with every CD shipped with our product. All future firmware updates will also be accompanied with their respective source code. Please visit our web site for updated information.
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Networks Global Hotline Information Region Country Service Hours 09:00-13:00 ; 14:00-18:00 Mon-Fri 09:00-18:00 Mon-Fri Cyprus 800-92491 France Hungary 0033-170949400 0049-1805010920 0049-1805010923 ( component support ) 0049-2102959911 ( Fax ) 0036-15054561 Italy 199-400089 Greece 00800-44142044 Austria Netherlands/ Luxembourg Belgium Norway Sweden Finland Denmark Poland Spain Portugal Slovak Republic Czech Republic Switzerland-German Switzerland-French Switzerland-Italian United Kingdom Ireland
Region Country Australia New Zealand Japan Korea Thailand Singapore Asia-Pacific Malaysia Philippine India India(WL/NW) Indonesia Americas Hotline Numbers 1300-278788 0800-278788 0800-1232787 0081-473905630 ( Non-Toll Free ) 0082-215666868 0066-24011717 1800-8525201 0065-64157917 0065-67203835 ( Repair Status Only ) 0060-320535077 1800-18550163 1800-2090365 0062-2129495000 500128 (Local Only) Vietnam 1900-555581 Hong Kong USA Canada Mexico 00852-35824770 1-812-282-2787 001-8008367847 Service Hours
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ASUS Contact information ASUSTeK COMPUTER INC. (Asia Pacific) Address Website 15 Li-Te Road, Peitou, Taipei, Taiwan 11259 www.asus.com.tw Technical Support Telephone Support Fax Online support +886228943447 +886228907698 support.asus.com ASUS COMPUTER INTERNATIONAL (America) Address Telephone Fax Website Online support 800 Corporate Way, Fremont, CA 94539, USA +15107393777 +15106084555 usa.asus.com support.asus.com ASUS COMPUTER GmbH (Germany and Austria) Address Harkort Str.
Manufacturer: Authorised representative in Europe: ASUSTeK Computer Inc. Tel: +886-2-2894-3447 Address: 4F, No. 150, LI-TE RD., PEITOU, TAIPEI 112, TAIWAN ASUS Computer GmbH Address: HARKORT STR. 21-23, 40880 RATINGEN, GERMANY AEEE Yönetmeliğine Uygundur.
