Outlook 2003 introduces Cached Exchange Mode. Cached Exchange Mode lets you work primarily from offline files in a Connected mode and to periodically synchronize with an Exchange Server. Using Outlook 2003 in Cached Exchange Mode is useful when users...

Earlier today I saw a post on one of the aliases where a customer was having issues downloading the OAB with their Outlook 2003 clients. The Outlook client was failing with the error code of 0x8004011B. I asked a few questions in regards to the customers...

There is one situation that can cause a newly created Offline Address List to fail when being generated, and this is when the root OAB folder has not been created in the Exchange information store. By default Offline Address Lists reside in two locations...

Often people will ask me a question like " What do you do as an Escalation Engineer at Microsoft? " Being an EE is a really exciting job because I get to see and do a lot of things that most other engineers can't or will never get a chance to do. I felt...

As we know the PDN issues cause massive problems and contribute full OAB downloads. Recently I just worked an issue for two large global customers that were receiving Event ID 27’s for Mod diff failures, however the Event ID 27's were not indicating signature...

Today I was going through some of my old links and I came across the OAB Troubleshooting web cast that was presented last year. You can view the web cast here: http://support.microsoft.com/?id=905482 Dave