Originally Posted by JeffS
Is this a coporate network server behind a firewall? If so do you need a VPN client and which one are you using.
Or, is this another advantage the messaging and security pak with Exchange and it is similar to a BES server setup?
The exchange server is hosted by a third party (4smartphone.net) and is directly reachable from the interweb. They offer a full exchange solution with directpush for just $4 a month.