Re: Exchange and GC

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Andy David - MVP <adavid@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:

[ snip ]

>? Configuration domain controllers Exchange Server 2003 can read
>from multiple domain controllers. To avoid conflicts when applying
>configuration changes to Active Directory, Exchange Server 2003 writes
>its configuration information to a single domain controller, called
>the config domain controller. When selecting a config domain
>controller from the list of working domain controllers, DSAccess gives
>preference to a domain controller over a global catalog server. In
>addition, DSAccess preferences a directory server in the local site
>before using a directory server in a secondary site.
>
>If the config domain controller becomes unavailable to Exchange Server
>2003 for any reason, DSAccess selects another working domain
>controller as its config domain controller. Every eight hours,
>DSAccess re-evaluates the config domain controller role by running a
>set of suitability tests. If the tests are successful, DSAccess
>continues to use the same config domain controller. If the tests fail,
>DSAccess chooses another domain controller from the list of working
>domain controllers as the config domain controller.

Maybe I've never waited long enough. In the past, it's been my
experience that the Configuration DC had to be in the local site for
DSAccess to find it.

--
Rich Matheisen
MCSE+I, Exchange MVP
MS Exchange FAQ at http://www.swinc.com/resource/exch_faq.htm
Don't send mail to this address mailto:h.pott@xxxxxxxxxxxxx
.

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