As an Exchange Support Engineer, I dread the onset of any virus that will affect our customers.  However, given that my name is Melissa, this virus was particularly painful for me!  Imagine answering a support call during this outbreak “Thank Read More

ISSCAN is a utility I created several years ago, and it is unique in my Microsoft experience in that it was designed, written, tested and shipped in a span of about 24 hours.  Now, I’ve worked at small software firms in the past where releases Read More

One way of telling how long a Microsoft employee has been working here is their reaction to the phrase “Bedlam DL3”. Just for grins, I was at lunch in the cafeteria with a bunch of co-workers and I blurted out, totally out of context: “Bedlam Read More

Exchange 5.5 Security When an Exchange client contacts the Exchange 5.5 store, the Exchange client specifies an Exchange DN to represent the user on the Exchange server.  The NT user’s account is validated to ensure that it has the “receive-as” Read More

The Exchange server and the client (that evolved into Outlook) were originally (circa 1992) based on the MAPI standard (stands for Messaging Application Programming Interface). Broadly this can be divided into the MAPI data model, and the MAPI object Read More

In Exchange 2000, we introduced a new feature called IFS.  IFS stands for “Installable File System”.  This uses a little known and even less used feature of NT that allows the OS’s file system (like NTFS or FAT) to be replaced. Read More