17.4. Installing an Exchange Service Pack
You want to update your Exchange Server with the latest Exchange service pack.
Using a graphical user interface
Download the latest service pack from Microsoft. This can be found at http://www.microsoft.com/exchange/. The current Exchange service pack at the time of this writing for Exchange 2003 is Service Pack 1.
On the Start menu, click Run, type the path to the service pack executable (e.g., E3SP1ENG.exe), and click OK.
When asked for a folder to extract the files to, type C:\Temp\Exchange2003 and click OK.
On the Extraction Complete screen, click OK.
On the Start menu, click Run, type the full path to update.exe, and click OK. This will vary by service pack and language version, but here is an example path: C:\Temp\Exchange2003\E3SP1ENG\setup\i386\update.exe.
On the Welcome screen, click Next.
On the License Agreement screen, read through the agreement and if you agree, click I agree and click Next.
On the Component Selection screen in the Action column, verify that the action specified is Update and click Next. If an operating system update is required first, you will get a pop-up explaining what needs to be done. See the Discussion section for more information.
On the Installation Summary screen, verify actions and click Next.
On the Completing the Microsoft Exchange Wizard screen, click Finish.
Using a command-line interface
Service Pack installations can be handled through unattended installations just like regular Exchange server ...