Bests & Worsts Reviews from Amazon

This new "L" model has the same Flash and RAM capacities as the older WRT54G models that ran Linux, and thus will support freely and commercially available third-party Linux-based firmware upgrades (voiding the warranty, of course). Some background and history can be found here: LinkSys courts Linux hackers with WRT54G"L" [...] LinkSys also offers a WRT54GS "speedboaster" model that uses channel bonding with I believe both A and G signals, to realize faster throughput in some use cases. Some older WRT54GS models were available with 8MB of Flash and 32MB of RAM, while current models have 4/16, and thus will also support fancy firmware upgrades, such as those from [...] [...] [...] and so on. These firmwares offer things like optimization for VoWiFi (voice-over-wifi), integration with Radius authentication, bridging, etc, etc, etc. Techie knitty-gritty on all the various permutations, serial number sequences, and so forth can be found at James Depew's unofficial LinkSysInfo.org site.