if i recall correctly, the rfc specifies that a server trying to deliver 
mail should keep trying for 48 hours. so, if you are comfortable with 
that, you can take 'old' server offline and do the copying once and 
probably don't need the secondary server.

david camm
advanced web systems
keller, tx

On 7/25/2012 12:50 AM, Tom Cross wrote:
> Hi
> Please confirm my procedure.
> Both servers are Windows 2003 Server with all SPacks and updates.
> Start:
> We have secondary mail server off site to hold mail while our mail
> server is down.
> Both Old and New Servers have latest install of Surgemail.
> With same directory and drive structure
> Copy all mail from Old To New with Old server still accepting mail.
> (using Robocopy, any files in use are skipped) realise this will take
> some time that is why Old server still accepting mail.
> Stop Surgemail service on Old Server.
> Copy all mail again (This time only changed files are copied)
> Copy all other Surgemail folders and files under Windows, overwriting
> destination files.
> Rename Old server and change IP address.
> Rename New Server to Old server name and Change IP address to Old Server
> address
> Turn off Old Server
> Restart and / or start Surgemail service.
> Test sending and receiving mail.
> Check logs for mail flow etc.
> Check with offsite mail server re any held mail.
>
>