you can set the advanced security parameters in the TCP IP configuration for
you web adapter.
You click on advanced / options / tcp-ip Filtering and:
you close all UDP Ports
you allow only tcp-ip ( Ip protocol n6)
you only allow ports:
80 (http) -> for OWA remote users
and no more.
your E2K box should be secure.
> mail traffic to it. Users must be able to access mail via the web
> or Outlook or Outlook express. I must be able to back up the machine from
> another server. So......using the filtering box, what ports to I
> allow? and what filtering should I enable in the local machine security