3com 3CRWE52196 User Guide

1 Remove power from the Gateway.

2 Disconnect all your computers and the cable/DSL modem from the 

Gateway.

3 Using a straight through Ethernet cable, connect the Ethernet Cable/DSL 

port on the rear of the Gateway to any one of the LAN ports.

4 Re-apply power to the Gateway. The Alert LED will flash as the Gateway 

starts up, and after approximately 30 seconds will start to flash more 
slowly (typically 2 seconds on, 2 seconds off). Once the Alert LED has 
started to flash slowly, remove power from the Gateway.

5 Remove the cable connecting the Cable/DSL port to the LAN port, and 

reconnect one of your computers to one of the Gateway LAN ports.

6 Re-apply power to the Gateway, and when the start-up sequence has 

completed, browse to: 

 

and run the configuration wizard. You may need to restart your computer 
before you attempt this.

7 When the configuration wizard has completed, you may reconnect your 

network as it was before.

This section applies to the Wireless Cable/DSL Gateway only.

■

Ensure that you have a Wi-fi certified 802.11b wireless adapter for 
each wireless computer, and that it is correctly installed and 
configured. Verify that each Wireless computer has either Windows 
95 or higher or MAC OS 8.5 or higher.

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Verify that your wireless computers are configured to work in 
Infrastructure mode and not Ad Hoc mode. The Gateway contains an 
Access Point that is designed to operate in Infrastructure mode. Ad 
Hoc mode is not supported by the Gateway. 

■

Check the status of the Gateway Wireless LED, it should be lit if 
wireless is enabled and will flash when there is wireless activity. If not 
lit go to 

 on 

 and enable wireless 

networking.

■

Ensure that the TCP/IP settings for all devices are correct.