Short version

Does ISA Server benefit from /3GB, PAE or AWE?

/3GB: No. While it may help the firewall service, it reduces the amount of NPP available from 256MB to 128MB and reduces the System PTE€™s for the kernel and the ISA driver. Therefore, the /3GB switch does not really increase the amount of connections ISA can support.

PAE: A bit. While the firewall service doesn't benefit from PAE dire