PR_REPLICA_VERSION

The PR_REPLICA_VERSION property contains the version number of the installation of Microsoft Exchange Server.

Quick Info

Header file:	EDKMDB.H
Applies to:	Folder and message objects (information store objects)
Identifier:	0x664e
Property type:	PT_I8
Access:	Read-only

Remarks

When read on a private folder, the PR_REPLICA_VERSION property contains the version of the home server. When read on a public folder, it contains the version of the server on which folder replica resides.

The format for PR_REPLICA_VERSION is:

The HighPart member of the ULARGE_INTEGER structure contains the Microsoft Exchange major version in the high order word and the Microsoft Exchange minor version in the low order word.
The LowPart member of the ULARGE_INTEGER structure contains the Microsoft Exchange build number (integral part) in the high order word, and the build number (decimal part) in the low-order word.

For example:

To represent Microsoft Exchange 5.5, build 1635.09, the ULARGE_INTEGER of PR_REPLICA_VERSION would contain these values:

HighPart DWORD, high-order word contains: 5
HighPart DWORD, low-order word contains: 5
LowPart DWORD, high-order word contains: 1635
LowPart DWORD, low-order word contains: 09