Cisco WRT55AG, User Manual

Page 1: ...A Division of Cisco Systems Inc Model No Broadband Router Wireless A G WRT55AG ver 2 User Guide WIRELESS Dual Band GHz 5 GHz 2 4802 11g 802 11a Dual Band ...

Page 2: ...so each figure diagram screenshot or other image is provided with a figure number and description like this Figure numbers and descriptions can also be found in the List of Figures section in the Table of Contents This exclamation point means there is a caution or warning and is something that could damage your property or the Dual Band Wireless A G Broadband Router This checkmark means there is a...

Page 3: ...er 10 Chapter 5 Configuring the Dual Band Wireless A G Broadband Router 12 Overview 12 How to Access the Web based Utility 13 The Setup Tab Basic Setup 13 The Setup Tab MAC Address Clone 17 The Wireless Tab Basic Wireless Settings 18 The Wireless Tab Wireless Security 20 The Wireless Tab Wireless MAC Filter 22 The Wireless Tab Advanced Wireless Settings 23 The Security Tab Firewall 26 The Security...

Page 4: ...Asked Questions 52 Appendix B Wireless Security 59 Security Precautions 59 Security Threats Facing Wireless Networks 59 Appendix C Upgrading Firmware 62 Appendix D Windows Help 63 Appendix E Finding the MAC Address and IP Address for Your Ethernet Adapter 64 Windows 98SE or Me Instructions 64 Windows 2000 or XP Instructions 64 For the Router s Web based Utility 65 Appendix F Glossary 66 Appendix G...

Page 5: ... Figure 5 5 PPPoE Connection Type 14 Figure 5 6 Static DHCP Client List 15 Figure 5 7 DHCP Client Table 15 Figure 5 8 Setup Tab MAC Address Clone 17 Figure 5 9 Wireless Tab Basic Wireless Settings 18 Figure 5 10 Wireless Tab Wireless Security Pre Shared Key 20 Figure 5 11 Wireless Tab Wireless Security Pre Shared Key RADIUS 20 Figure 5 12 Wireless Tab Wireless Security WEP 21 Figure 5 13 Wireless ...

Page 6: ...29 Administration Tab Diagnostics 39 Figure 5 30 Ping 39 Figure 5 31 Administration Tab Factory Defaults 40 Figure 5 32 Administration Tab Firmware Upgrade 40 Figure 5 33 Status Tab Router 41 Figure 5 34 Status Tab Local Network 42 Figure 5 35 DHCP Client Table 42 Figure 5 36 Status Tab Wireless 43 Figure C 1 Administration Tab Firmware Upgrade 62 Figure E 1 IP Configuration Screen 64 Figure E 2 M...

Page 7: ...k The Dual Band Wireless A G Broadband Router bridges wireless networks of 802 11a 802 11b and 802 11g standards and wired networks allowing them to communicate with each other With your wired and wireless networks connected to each other and the Internet you can now share files and Internet access and even play games All the while the Dual Band Wireless A G Broadband Router protects your networks...

Page 8: ... the settings on the Dual Band Wireless A G Broadband Router Appendix A Troubleshooting This appendix describes some problems and solutions as well as frequently asked questions regarding installation and use of the Dual Band Wireless A G Broadband Router Appendix B Wireless Security This appendix explains the risks of wireless networking and some solutions to reduce the risks Appendix C Upgrading...

Page 9: ...ations for the Router Appendix H Warranty Information This appendix supplies the warranty information for the Router Appendix I Regulatory Information This appendix supplies the regulatory information regarding the Router Appendix J Contact Information This appendix provides contact information for a variety of Linksys resources including Technical Support ...

Page 10: ...e Router You can arrange the Router and multiple access points to work in succession to extend the roaming range and you can set up your wireless network to communicate with your Ethernet hardware as well If the wireless network is relatively small and needs to share resources only with the other computers on the wireless network then the Ad Hoc mode can be used Ad Hoc mode allows computers equipp...

Page 11: ...so communicate with the Wireless PrintServer WPS54GU2 WPS11 and Wireless Ethernet Bridges WET54G WET11 When you wish to connect your wireless network with your wired network you can use the Dual Band Wireless A G Broadband Router s four LAN ports To add more ports any of the Dual Band Wireless A G Broadband Router s LAN ports can be connected to any of Linksys s switches such as the EZXS55W or EZX...

Page 12: ...n the Router s Web based Utility Internet The Internet port is where you will connect your broadband Internet connection 1 2 3 4 These ports 1 2 3 4 connect the Router to your networked PCs and other Ethernet network devices POWER The POWER port is where you will connect the power adapter Figure 3 1 The Router s Back Panel IMPORTANT If you reset the Router all of your settings including Internet c...

Page 13: ...e DMZ LED indicates when the DMZ function is being used This LED will remain lit as long as DMZ is enabled Wireless A WLAN Green The WLAN LED flashes when there is a successful Wireless A connection Wireless G WLAN Green The WLAN LED flashes when there is a successful Wireless G connection Ethernet 1 2 3 4 Green These numbered LEDs corresponding with the numbered ports on the Router s back panel s...

Page 14: ... Installation for Connection to Your Broadband Modem If you want to install the Dual Band Wireless A G Broadband Router behind another router in your network then follow the instructions in Hardware Installation for Connection to Another Router Hardware Installation for Connection to Your Broadband Modem 1 Power down your network devices 2 Locate an optimum location for the Router The best place f...

Page 15: ...apter to the Router s Power port Then connect the other end to an electrical outlet Only use the power adapter supplied with the Router Use of a different adapter may cause product damage Now that the hardware installation is complete proceed to Chapter 5 Configuring the Dual Band Wireless A G Router Figure 4 2 Connecting Your Network Devices Figure 4 3 Connecting the Power IMPORTANT Make sure you...

Page 16: ...splay the Setup tab In the Network Setup section there is a setting called Local IP Address also called Router IP which is set to 192 168 1 1 Change this to 192 168 2 1 4 Click the Save Settings button to save your change and then exit the Web based Utility 5 Power down your network devices Now you will begin the hardware installation of the Router 6 Locate an optimum location for the Router The b...

Page 17: ...ing standard Ethernet network cabling 10 Connect the AC power adapter to the Router s Power port and the other end into an electrical outlet Only use the power adapter supplied with the Router Use of a different adapter may result in product damage Now that the hardware installation is complete proceed to Chapter 5 Configuring the Dual Band Wireless A G Router Figure 4 6 Connecting Your Network De...

Page 18: ...ty Basic Setup On the Basic Setup screen enter the settings provided by your ISP Management Click the Administration tab and then the Management tab The Router s default password is admin To secure the Router change the Password from its default There are seven main tabs Setup Wireless Security Access Restrictions Applications Gaming Administration and Status Additional tabs will be available afte...

Page 19: ...etup The first screen that appears displays the Setup tab This allows you to change the Router s general settings Internet Setup The Internet Setup section configures the Router to your Internet connection Most of this information can be obtained from your ISP Internet Connection Type Choose the type of Internet connection your ISP provides from the drop down menu Automatic Configuration DHCP By d...

Page 20: ...o button In the Max Idle Time field enter the number of minutes you want to have elapsed before your Internet connection terminates Keep Alive Option Redial Period If you select this option the Router will periodically check your Internet connection If you are disconnected then the Router will automatically re establish your connection To use this option click the radio button next to Keep Alive I...

Page 21: ...on your network or you don t want a DHCP server then select Disabled no other DHCP features will be available Assign Static DHCP Every time a PC reboots it is assigned a new local IP address by the Router If you want a PC to be assigned the same IP address every time it reboots then click the Assign Static IP button On the Static DHCP Client List screen enter the static local IP address in the Ass...

Page 22: ...y assigned a new dynamic IP address The default is 0 minutes which means one day Static DNS 1 3 The Domain Name System DNS is how the Internet translates domain or website names into Internet addresses or URLs Your ISP will provide you with at least one DNS Server IP Address If you wish to use another type that IP Address in one of these fields You can type up to three DNS Server IP Addresses here...

Page 23: ... ISP to the Router with the MAC Address Clone feature MAC Address Clone Enabled Disabled To have the MAC Address cloned select Enabled from the drop down menu MAC Address Enter the MAC Address registered with your ISP here Clone My PC s MAC Clicking this button will clone the MAC address of the PC you are currently using Change these settings as described here and click the Save Settings button to...

Page 24: ...oard characters in length Make sure this setting is the same for all devices in your wireless network For added security you should change the default SSID linksys a to a unique name Channel Select the appropriate channel from the list provided to correspond with your network settings All devices in your wireless network must broadcast on the same channel in order to communicate If you want the Ro...

Page 25: ...ique name Channel Select the appropriate channel from the list provided to correspond with your network settings All devices in your wireless network must broadcast on the same channel in order to communicate SSID Broadcast When wireless clients survey the local area for wireless networks to associate with they will detect the SSID broadcast by the Router To broadcast the Router s SSID keep the de...

Page 26: ...c encryption keys Select the type of encryption method you want to use TKIP or AES Enter the Passphrase which can have 8 to 63 characters Then enter the Key Renewal period which instructs the Router how often it should change the encryption keys Pre Shared Key RADIUS This option features a Pre Shared Key used in coordination with a RADIUS server that uses either EAP TLS or PEAP as its authenticati...

Page 27: ...ant to use TKIP or AES Enter the RADIUS server s IP address and port number along with the authentication key shared by the Router and the server Last enter the Key Renewal period which instructs the Router how often it should change the encryption keys WEP WEP is a basic encryption method which is not as secure as the other two methods Pre Shared Key and Pre Shared Key RADIUS Select a level of WE...

Page 28: ...less Client List Wireless Client List Click the Wireless Client MAC List button to display a list of network users by MAC Address From the To Sort by drop down menu you can sort the table by Client Name Interface IP Address MAC Address or Status If you want to add any of the wireless clients to the Wireless MAC Filter List then click the Save to Wireless Client List checkbox and then click the Sav...

Page 29: ...eded to reach the wireless client such as a PC or access point that is farthest from the Router Then select the appropriate level Full Default Half Quarter Eighth or Min from the drop down menu The default is Full Default Frame Burst Mode Enabling this option should provide your network with greater performance depending on the manufacturer of your wireless products If you are not sure how to use ...

Page 30: ... the Router can transmit at all standard wireless rates 1 2Mbps 5 5Mbps 11Mbps 18Mbps and 24Mbps Other options are 1 2Mbps for use with older wireless technology and All when the Router can transmit at all wireless rates The Basic Rate is not the actual rate of data transmission If you want to specify the Router s rate of data transmission configure the Transmission Rate setting Transmission Rate ...