I would like to thank Katia Obraczka, Joe Touch, and Ted Faber for their discussions about these performance problems. I would also like to thank Rod van Meter, Joe Bannister, Jon Postel, and Vikram Visweswaraiah for suggestions about this paper. Vikram Visweswaraiah and Ashish Savla implemented our version rate-based pacing. Finally, I would like to thank the members of the Apache developers mailing list, particularly Randy Terbush, for their comments upon this work and these patches.