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342 Chapter 6 • Managing the Hub Transport Server Role
connector is not created by default, this doesn’t mean that internal Hub Transport servers cannot deliver a
message to another internal Hub Transport server. The reason behind this is that implicit, and invisible, Send
connectors are automatically computed based on the Active Directory site topology, and based on the
topology internal messages they are then routed between the Hub Transport servers in the organization.
Send connectors are stored in Active Directory, and when such a connector is created, their scope
is global, not local like receive connectors.
If you don’t have an Edge Transport server deployed in your organization’s perimeter network, or
if no Edge Subscription has been confi gured (which creates a Send connector automatically), you
cannot send mail to other e-mail servers outside your organization. In this case, you must create a
Send connector manually. To do so, perform the following steps:
1. Click the Send Connectors tab shown back in Figure 6.2.
2. Select New Send Connector in the Action pane.
3. The New SMTP Send Connector page will appear. On this Introduction page, enter
a descriptive name (such as To ISP or To Internet) for the connector, and then select the type
Figure 6.20 A Test Journal Report Message
Managing the Hub Transport Server Role • Chapter 6 343
of Send connector you want to create, as in the drop-down box shown in Figure 6.21.
As you can see, you can choose between four different types of Send connectors:
■
Custom Select Custom in order to create a customized connector used to connect
with other systems that are not Exchange servers.
■
Internal Internal Send connectors are used to send e-mail to servers in your
Exchange organization. When selected, the connector will be confi gured to route
e-mail to your internal Exchange servers as smart hosts.
■
Internet Internet Send connectors are used to send e-mail to the Internet. When
selected, the connector will be confi gured to use Domain Name System (DNS) MX
records to route e-mail.
Figure 6.21 Selecting the Required Send Connector Type