The GPL source is created for ASUS wireless router related products. Please visit the ASUS support site (http://support.asus.com) to get the latest GPL tarball.It has a lot in common with many wireless router open source projects, including Oleg/Tomato/DD-WRT/OpenWRT. Thanks the developers of those projects for making the source code available.

Set Up Environment(Tested in Fedora 8/9 and Ubuntu)

    1. prepare environment
	
	a. Ubuntu
		Install these packages (I used synaptic: "sudo synaptic")

		libncurses5
		libncurses5-dev
		m4
		bison
		gawk
		flex
		libstdc++6-4.4-dev
		g++-4.4
		g++
		git
		gitk
		zlib1g-dev
		autoconf
		autopoint
		libtool
		shtool
		autogen

	b. Fedora
		sudo yum groupinstall "Development Tools"
   
   2. prepare source to, ex, $HOME/asuswrt

	cd $HOME
	tar xvfz [tar file]
 
   3. setup development system

	ln -s $HOME/asuswrt/tools/brcm /opt/brcm
        export PATH=$PATH:/opt/brcm/hndtools-mipsel-linux/bin:/opt/brcm/hndtools-mipsel-uclibc/bin
        ln -s $HOME/asuswrt/tools/buildroot-gcc342 /opt/buildroot-gcc342

	Note: Broadcom/Ralink platform use the same toolchain for user space program, so please set PATH to the same directory as above
   
   4. build firmware.

	a. rt-n16
		cd release/src-rt
		make rt-n16

	b. rt-n56u
		cd release/src-ra
		make rt-n56u

	c. rt-n65u
		cd release/src-ra-3.0
		make rt-n65u