Merhaba,

Merkez lokasyondan internet cikisinin olacagini dusunerek soyle bir senaryo isinizi gorecektir,

1- Merkez:

Edge server (DMZ'e, firewall un hemen arkasina)
Client access: internal network'e
Mailbox server: internal network'e (Cluster yapilmak istenilirse aynı rolu ustlenen 2 tane sunucu kurmaniz gerekecek)
Hub Transport: internal network'e
Global Catalog Server

2- Fabrika:

Client access: internal network'e
Mailbox server: internal network'e (Cluster yapilmak istenilirse aynı rolu ustlenen 2 tane sunucu kurmaniz gerekecek)
Hub transport: internal network
Global Catalog Server

3- Fabrika2:

Client access: internal network'e
Mailbox server: internal network'e (Cluster yapilmak istenilirse aynı rolu ustlenen 2 tane sunucu kurmaniz gerekecek)
Hub transport: internal network
Global Catalog Server

Ayrica konuyla ilgili asagidaki dokumanlarda oldukca yararli olacaktir.

Deploying a Standard Exchange Server 2007 Organization
http://go.microsoft.com/fwlink/?linkid=82170

Deploying a Simple Exchange Server 2007 Organization
The simple Exchange organization represents the most basic topology into which Exchange 2007 can be deployed.
http://go.microsoft.com/fwlink/?linkid=82171

Deploying a Large Exchange Server 2007 Organization
The large Exchange organization is the largest organization model that can be deployed in a single Active Directory directory service forest environment.
http://go.microsoft.com/fwlink/?linkid=82172

Deploying a Complex Exchange Server 2007 Organization
As its name implies, a complex Exchange organization represents the most intricate topology into which Exchange 2007 is deployed. The complex Exchange organization is the only model that includes multiple Active Directory directory service forests or the use of synchronization technology.
http://go.microsoft.com/fwlink/?linkid=82173

Kolay gelsin,

Emre AYDIN