The question has come up a couple times in my blog on high availability and redundancy of Database Availability Groups (DAGs) specific to “What happens to the Client Access Server (CAS) and Hub ...

I'm in the middle of migrating from EX2007 to EX2010. Everything 'seems' to be working ok except for one thing; cas array access from the outside. Internal domain: internal.local external domain: ...

We have three exchange 2010 boxes in our environment. At one site, we'll call it Site A, we have a mailbox store/hub transport/CAS and then a second server which is the internet facing CAS serving up ...