On Thu, 2010-05-27 at 14:09 +0200, Benoit Papillault wrote: > 802.11a = Clause 17, called OFDM > 802.11b = Clause 15 (called DSSS) & Clause 18 (called HR/DSSS). Are you sure? Isn't clause 15 pre-amendement? > Clause 15 defines 1 Mbits and 2 Mbits rates, long PLCP only > Clause 18 defines 5.5 Mbits and 11 Mbits. Optionally, short PLCP is > available for 2 Mbits, 5.5 Mbits and 11 Mbits. Since it's optional, such > short PLCP rates are probably not part of the mandatory rates. > > Basic rate set must includes mandatory rates set. I don't think this is true. > This is apparently > what every other AP do today and I indeed see no points in adding more > rates to the basic rate set other than what is already defined in the > mandatory rate set (except we cannot rely on this rule when joining an > existing BSS/IBSS, of course). Sure, you can add more than say 11b mandatory rates to specifically exclude non-11g stations from it to improve performance. johannes -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html