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Good links to the technet articles that I needed.<br />
Thanks Guys!
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Good links to the technet articles that I needed.
Thanks Guys!

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I am installing Exchange 2010 in an org that has existing 2003 exchange. Need help configuring &nbsp;the hub transport server to work with the postini servers that allow inbound and outbound traffic.<br />
The existing 2003 server will not be decommissioned yet, so I need to have both environments working.<br />
HELP!
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I am installing Exchange 2010 in an org that has existing 2003 exchange. Need help configuring  the hub transport server to work with the postini servers that allow inbound and outbound traffic.
The existing 2003 server will not be decommissioned yet, so I need to have both environments working.
HELP!

Exchange 2010 configuration

Microsoft 365 Enterprise E5 is the most feature-rich version of Microsoft 365 and consists of Office 365, Windows 10, and Enterprise Mobility + Security (EMS). It provides the collaboration, productivity, automation, and security features an enterprise customer may need to support its digital business transformation initiatives in a single stock keeping unit (SKU),
which streamlines its deployment and utilization. For companies that do not need the full feature set, Microsoft offers different versions, such as the E3 SKU at a lower price point and F1 for firstline workers.

Microsoft 365 Enterprise

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.