Hi Jason Exchange 2000 cannot FE for 5.5, once you FE with Exchange 2000 you MUST have BE 2000 as well - different architecture. Regards Brian Parker Senior Computing Officer -----Original Message----- From: jasonj@xxxxxxxxxxx [mailto:jasonj@xxxxxxxxxxx] Sent: Sunday, August 31, 2003 5:43 PM To: [ExchangeList] Subject: [exchangelist] exchange 5.5 and 2000 Can you have an exchange 5.5 mail server as a backend server and an Exchange 2000 front end server and still use OWA? I want the exchange 2000 server to be the entry point for OWA access? Thanks Jay