From the dd-wrt.com homepage: "04.04.06 2:32 am Subject: and last but not least... ...i added now a 1,7 mb micro build to the dd-wrt series and yes it runs on the WRT54Gv5 too if you know how to flash it. so please keep the donations running to support my work in future too. " Look at the betas dated April 3, 2006 or later. The "final" v23 SP1 should be coming soon. http://www.dd-wrt.com/dd-wrtv2/index.php?link=downloads Needless to say, due to less available memory, there are fewer features than would be available for other routers.