RE: DAG and CAS-Array (or CAS server)

2012-03-08 Thread Jay Kulsh
Name Server MasterServerOrAvailabilityGroup RpcClientAccessServer -- - - HA-Mailbox-01 EXMB-01 DAG-01 EXCAS-01.italy.local HA-Mailbox-02 EXMB-01 DAG-01 EXCAS-02.italy.local Joseph, Thanks for testing this, but it only shows that you

RE: DAG and CAS-Array (or CAS server)

2012-03-08 Thread Sobey, Richard A
Of Jay Kulsh Sent: 08 March 2012 10:34 To: MS-Exchange Admin Issues Subject: RE: DAG and CAS-Array (or CAS server) Name Server MasterServerOrAvailabilityGroup RpcClientAccessServer -- - - HA-Mailbox-01 EXMB-01 DAG-01 EXCAS-01.italy.local

RE: DAG and CAS-Array (or CAS server)

2012-03-08 Thread Steve Goodman
Message- From: Jay Kulsh [mailto:jayku...@csi.com] Sent: 08 March 2012 10:34 To: MS-Exchange Admin Issues Subject: RE: DAG and CAS-Array (or CAS server) Name Server MasterServerOrAvailabilityGroup RpcClientAccessServer -- - - HA-Mailbox

RE: DAG and CAS-Array (or CAS server)

2012-03-08 Thread Joseph L. Casale
Of course, How could they allow such a config if the moment you failed one db over it would error? That would be total breakage. From: Jay Kulsh [jayku...@csi.com] Sent: Thursday, March 08, 2012 3:33 AM To: MS-Exchange Admin Issues Subject: RE: DAG and CAS

RE: DAG and CAS-Array (or CAS server)

2012-03-07 Thread Michael B. Smith
Maybe I've just had a long day, but I don't understand your question. -Original Message- From: Jay Kulsh [mailto:jayku...@csi.com] Sent: Wednesday, March 07, 2012 7:33 PM To: MS-Exchange Admin Issues Subject: DAG and CAS-Array (or CAS server) For a DAG, can there be separate CAS servers

RE: DAG and CAS-Array (or CAS server)

2012-03-07 Thread Joseph L. Casale
As far as I know, the RpcClientAccessServer setting is mailboxdb specific unbounded by the DAG. My 2 cents though are such that if your db is redundant and you have a single point of failure in a CAS server, thats somewhat counter intuitive to HA. If your DB points to a CAS server in another

RE: DAG and CAS-Array (or CAS server)

2012-03-07 Thread Joseph L. Casale
It is well known that you need 2 DAG and minimum 4 Exchange servers in 2 sites if you want both sites active. This implies that one DAG can be accessed by a CAS only at one site at a time. Does this clear it up (Just pulled from a mock recovery env)? [PS] C:\Get-DatabaseAvailabilityGroup Name