Exchange 2010 Mailtips not working with Outlook Anywhere users?

Reading Time: 2 minutes Today I fixed an issue where Outlook 2010 clients via Outlook Anywhere didn't get Mailtips, but OWA, internal and users connecting via VPN did get them. Mailtips are using the EWS IIS virtual Directory. As ISA 2006 was used (and it does not have Exchange 2010 wizard as I recall), I checked whether EWS was allowed by the publishing rule. It was. Also I checked the ExternalURL, most of the time this would have to be the same as the

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Public Folders and the DAG

Reading Time: 3 minutes When realizing a High Available Exchange 2010 environment, you automatically going to use DAG (Database Availabilty Groups). It is a different approach with previous versions of Exchange, who leverage server redundancy. DAG supplies us with mailbox database redundancy. When using a DAG the single point of entry for your clients and for all protocols (including MAPI RPC), is the Client Access Array (or CAS Array). Essentially a DNS record pointing to a Load Balancer. A Hardware Load Balancer (HLB) is

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