On Wed, 2005-03-23 at 08:59, Robert P. J. Day wrote: > huh? i'm pretty sure that's not true, as i remember figuring this out > once upon a time. i'll go back to my notes but, as i *remember* it, > it's easiest to think in terms of tokens. "limit-burst" means you get > that many tokens with which to "pay" to accept incoming packets. if > you start with a limit burst of, say, 20, then you can accept the > first 20 packets, regardless of how fast they arrive -- they just cost > you all of your tokens almost immediately. > > the "limit" of 5/m means that you are replenished with another token > at that rate -- effectively every 12 seconds -- but only up to your > limit-burst maximum of 20. > > what this means is that, if you're getting just hammered, when you > start, you'll accept the first 20 packets and, after that, another one > every 12 seconds. if things quiet down, then you're allowed to build > up your reserve of tokens again, but only up to your burst-limit. > > i actually set up a set of rules once and *watched* this happen. > > does that make sense? > > rday true that. -j -- "'Wet Cement' - is there any sweeter sign? Maybe 'High Voltage.'" --The Simpsons
