Perry, Actually I think that Steve (smb@research.att.com) described it best. Please note his post about the MBone structure. I am going to drop this debate with you as I don't want to use up needless bandwidth. :) cheers, -lile ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Lile Elam | "Remember... No matter where you go, there you are." lile@netcom.com | Un*x Admin / Artist | Buckaroo Banzai ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~