As well as taking a full backup, you can also backup the current configuration settings of IIS using the appmd utility This service is responsible for distributing the oab files across CAS servers.Īs part of any troubleshooting process, it’s always a good idea to backup the current environment prior to making any changes.
Microsoft Exchange File Distribution Service If you take a look on your CAS Server, you will note that by default an OAB folder is created below the Default Web Site. IIS is used to distribute the OAB using web services. The offline address book is located as a subfolder of the System Public Folders.įigure 2: General Properties of OAB Public Folder Public folders are the traditional way of distributing the OAB. There are a number of components that go into generating and distributing the OAB: Clients prior to Outlook 2007 may only use the Public Folder distribution method. To use the web based distribution method, you must be using Outlook 2007 or greater. Since Exchange 2007, an additional distribution method has existed: namely web distribution. Prior to Exchange 2007, the offline address book was exclusively distributed by means of public folders. Optionally, if your organisation has created other address lists, these can be included to. The offline address book, also referred to as OAB, allows Outlook users to maintain an offline copy of the Global Address List. I’ll begin by outlining the components involved in creating and distributing the offline address book. The steps apply equally to both Exchange 2007 and Exchange 2010. This article will walk through the general steps to troubleshoot problems with the offline address book (OAB).