XADM: Cannot Filter Junk E-mail on Blank "From" Field

ID: Q197405

The information in this article applies to:

Microsoft Exchange Server, version 5.5

SYMPTOMS

When you receive junk e-mail with a blank From field and attempt to setup an inbox rule to filter it out, you will not be able to filter on a blank From field.

RESOLUTION

To resolve this problem, obtain the latest service pack for Exchange Server version 5.5. For more information, please see the following article in the Microsoft Knowledge Base:

Q191014 XGEN: How to Obtain the Latest Exchange Server 5.5 Service Pack

WORKAROUND

Try to filter on other fields like the Subject field, for example.

STATUS

Microsoft has confirmed this to be a problem in Microsoft Exchange Server version 5.5.

Additional query words: spam p1 p2 SP2 blank from

Keywords : exc55sp2fix
Version : WinNT:5.5
Platform : winnt
Issue type : kbbug