User manual LINKSYS WCG200

[. . . ] Wireless-G Cable Gateway Use this guide to install the following product: WCG200 User Guide COPYRIGHT & TRADEMARKS Specifications are subject to change without notice. Other brands and product names are trademarks or registered trademarks of their respective holders. FCC STATEMENT This product has been tested and complies with the specifications for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. [. . . ] Port Range Forwarding will not function if the Enabled button is left unchecked. When finished making your changes on this tab, click the Save Settings button to save these changes, or click the Cancel Changes button to undo your changes. 44 45 Wireless-G Cable Gateway Port Triggering DMZ Figure 5-20 The DMZ screen allows one local user to be exposed to the Internet for use of a special-purpose service such as Internet gaming and videoconferencing. Whereas Port Range Forwarding can only forward a maximum of 10 ranges of ports, DMZ hosting forwards all the ports for one PC at the same time. Figure 5-19 The Port Triggering screen allows the Router to watch outgoing data for specific port numbers. The IP address of the computer that sends the matching data is remembered by the Router, so that when the requested data returns through the Router, the data is pulled back to the proper computer by way of IP address and port mapping rules. To get the IP address of a computer, refer to "Appendix D: Finding the MAC Address and IP Address for Your Ethernet Adapter. " When finished making your changes on this tab, click the Save Settings button to save these changes, or click the Cancel Changes button to undo your changes. Port Triggering Application Enter the application name of the trigger. Triggered Range For each application, list the triggered port number range. Check with the Internet application documentation for the port number(s) needed. When finished making your changes on this tab, click the Save Settings button to save these changes, or click the Cancel Changes button to undo your changes. 46 47 Wireless-G Cable Gateway The Administration Tabs The Administration tabs contain Security, Diagnostics, and Advanced Administration screens. Diagnostics This screen allows you to run a Ping Test to determine if an IP Address is online. Figure 5-22 Figure 5-21 Ping Test Ping Target. Click the Refresh button to refresh the screen and view the test results. Click the Clear Result button to remove the results from the test that are displayed in the window. Security Security. To change your password, enter the Gateway Password in the (Enter New Password) field, then re-enter it in the (Re-enter To Confirm) field. Logs The log with the description, count, last occurrence, target, and source of the alert can be viewed here. When finished making your changes on this tab, click the Save Settings button to save these changes, or click the Cancel Changes button to undo your changes. 48 49 Wireless-G Cable Gateway Advanced The Advanced screen allows you to restore the Router's configuration to its factory default settings, and to enable routing and NAT. The Status Tabs When you click the Status tab, you will see the Gateway screen (see Figure 630). It displays information about the Gateway and its settings. Figure 5-23 Advanced Administration Note: Do not restore the factory defaults unless you are having difficulties with the Gateway and have exhausted all other troubleshooting measures. Once the Gateway is reset, you will have to re-enter all of your configuration settings. To clear all of the Gateway's settings and reset them to its factory defaults, click Yes. Click Disable to disable all NAT and routing functions of the Cable Gateway, and allow only the cable modem function. When finished making your changes on this tab, click the Save Settings button to save these changes, or click the Cancel Changes button to undo your changes. Figure 5-24 Information Note: The information provided and buttons available may vary depending on the Gateway's settings. The installation status of the CM certificate is displayed here. 50 51 Wireless-G Cable Gateway Status System Up Time. The status and comments for Acquire Downstream Channel, Connectivity State, Boot State, and Security are displayed. [. . . ] WLAN (Wireless Local Area Network) - A group of computers and associated devices that communicate with each other wirelessly. WAN (Wide Area Network)- A communications network that covers a relatively large geographic area, consisting of two or more LANs. Broadband communication over the WAN is often through public networks such as the telephone (DSL) or cable systems, or through leased lines or satellites. WEP (Wired Equivalent Privacy) - A data privacy mechanism based on a 64bit or 128-bit shared key algorithm, as described in the IEEE 802. 11 standard. 80 81 Wireless-G Cable Gateway Appendix F: Specifications Model Number Standards WCG200 DOCSIS 1. 0, DOCSIS 1. 1, DOCSIS 2. 0, IEEE 802. 11g, IEEE 802. 11b. [. . . ]