User manual LINKSYS WRT54G2

[. . . ] LIMITED WARRANTY Linksys guarantees that every Instant Wireless Wireless-G Broadband Router will be free from physical defects in material and workmanship for one year from the date of purchase, when used within the limits set forth in the Specifications section of this User Guide. If the product proves defective during this warranty period, go to the Linksys website at www. linksys. com for complete RMA (Return Merchandise Authorization) assistance. You can also call Linksys Technical Support in order to obtain a RMA Number. BE SURE TO HAVE YOUR PROOF OF PURCHASE AND A BARCODE FROM THE PRODUCT'S PACKAGING ON HAND WHEN CALLING. [. . . ] · Restart the computer if asked. 67 Instant Wireless® Series B. · If you get a reply, the computer is communicating with the Router. · If you do NOT get a reply, please check the cable, and make sure Obtain an IP address automatically is selected in the TCP/IP settings for your Ethernet adapter. In the command prompt, type ping followed by your Internet or WAN IP address and press the Enter key. The Internet or WAN IP Address can be found on the Status screen of the Router's web-based utility. For example, if your Internet or WAN IP address is 1. 2. 3. 4, you would enter ping 1. 2. 3. 4 and press the Enter key. · If you do NOT get a reply, try the ping command from a different computer to verify that your original computer is not the cause of the problem. In the command prompt, type ping www. yahoo. com and press the Enter key. · If you get a reply, the computer is connected to the Internet. If you cannot open a webpage, try the ping command from a different computer to verify that your original computer is not the cause of the problem. · If you do NOT get a reply, there may be a problem with the connection. Change the IP address for the Router to another subnet to avoid a conflict between the VPN IP address and your local IP address. For example, if your VPN server assigns an IP address 192. 168. 1. X (X is a number from 1 to 254) and your local LAN IP address is 192. 168. 1. X (X is the same number used in the VPN IP address), the Router will have difficulties routing information to the right location. If you change the Router's IP address to 192. 168. 2. 1, that should solve the problem. Change the Router's IP address through the Setup tab 69 Instant Wireless® Series of the web interface. If you assigned a static IP address to any computer or network device on the network, you need to change its IP address accordingly to 192. 168. 2. Y (Y being any number from 1 to 254). Your VPN may require port 500/UDP packets to be passed to the computer that is connecting to the IPSec server. Refer to "Problem #7, I need to set up online game hosting or use other Internet applications" for details. I need to set up a server behind my Router and make it available to the public. To use a server like a web, ftp, or mail server, you need to know the respective port numbers they are using. For example, port 80 (HTTP) is used for web; port 21 (FTP) is used for FTP, and port 25 (SMTP outgoing) and port 110 (POP3 incoming) are used for the mail server. You can get more information by viewing the documentation provided with the server you installed. [. . . ] While IP takes care of handling the actual delivery of the data (routing), UDP takes care of keeping track of the individual units of data (called packets) that a message is divided into for efficient delivery over the network. UDP is known as a "connection-less" protocol due to NOT requiring the receiver of a packet to return an acknowledgment of receipt to the sender of the packet (as opposed to TCP). Upgrade - To replace existing software or firmware with a newer version. In a communications session, upload means transmit, and download means receive. [. . . ]