I have not used the RPC patch in a long time (it used to break badly for me). Does the recent patch handle Microsoft port mapping through 135/tcp for Exchange and administration functions or does this only work with 111/tcp? If it does, that would be wonderful news for us. Thanks - John -- John A. Sullivan III Chief Technology Officer Nexus Management +1 207-985-7880 john.sullivan@xxxxxxxxxxxxx --- If you are interested in helping to develop a GPL enterprise class VPN/Firewall/Security device management console, please visit http://iscs.sourceforge.net