Wireless Distribution System (WDS) Repeater Network setup
Follow the instructions here
The "Basic Wireless" Setup screen should look like this afterwards:
Main Router - Buffalo WHR-G125 (usually with Internet Access)
WAN port connected to Internet
WAN
(configure normally)
LAN
IP Address = 10.0.0.1
DHCP Server = enabled
Wireless
Wireless Mode = Access Point + WDS
SSID = WifiLapper-EnduroRacer (change to your own unique suffex)
Channel = 1
Security = WPA Personal
Encryption = AES
Shared Key = putyoursharedkeyhere
WDS = Link With
MAC Address = (*wireless* MAC address of the Repeater Router below)
Repeater Router - Linksys WRT54G (No internet access)
WAN port not used
WAN
Type = Disabled
LAN
IP Address = 10.0.0.2
Default Gateway = 10.0.0.1 (Main Router IP address)
Static DNS = 10.0.0.1 (Main Router IP address)
DHCP Server = Disabled (Main Router handles DHCP)
Wireless
Wireless Mode = WDS
SSID = WifiLapper-EnduroRacer
Channel = 1
Security = WPA Personal
Encryption = AES
Shared Key = putyoursharedkeyhere
WDS = Link With
MAC Address = (*wireless* MAC address of the Main Router) (might not even need to be set)