Unfortunately that probably isn't going to work very well in a live envy. SP4 made some changes to the Exch IS schema. As such, once that is done, and SP3 Exch server cannot read the IS again....
-----Original Message----- From: Alan Osborne [mailto:[EMAIL PROTECTED]] Sent: Monday, April 08, 2002 7:57 AM To: MS-Exchange Admin Issues Subject: Watchout 5.5 SP4 Migration Issues to 2000 SP2 In our lab we have been unable to succesfully join an Exchange 2000 server into an existing 5.5 site running SP4. All that is required to make this setup work is downgrade to SP3. I was hesitent to believe this was the problem, but we have relicated this setup twice in the lab. Is this documented anywhere? List Charter and FAQ at: http://www.sunbelt-software.com/exchange_list_charter.htm List Charter and FAQ at: http://www.sunbelt-software.com/exchange_list_charter.htm
