![]() Port forwarding POP3/IMAP4 through your firewall to the SBS 2008 serverįor POP3, you need to open either TCP 110 or 995. Or open the properties of POP3 or IMAP4, click on the Authentication tab, enter the certificate name. Option and enter the name of the certificate: This is done either through the management console or shell. ![]() You need to change the certificate that POP3 and IMAP4 uses for TLS to the certificate that has been created by the “Internet Management Address Wizard”. You can view your exchange certificates in the Exchange Management Shell with When you run the “Internet Address Management Wizard” to configure you external FQDN, another certificate matching your external address is created and configured for POP3 and IMAP4 services. Exchange setup creates a certificate matching the server’s internal fully qualified domain name (FQDN) and configures both services to use it for TLS. To get the complete list of configuration settings in one list.īy default, both the POP3 and IMAP4 services require a TLS authenticated connection using an X.509 certificate. Launch the Exchange Management Shell as administrator and run Here you can view the banner string, binding, authentication, connection, and retrieval settings for both services. ![]() Launch the Exchange Management Console as administrator and expand Server Configuration > Client Access and click on the POP3 and IMAP4 tab. You can run the services.msc console to start them and change the startup type to automatic. How to Configure Trusted SMTP Relay in Exchange on SBS 2008Īfter SBS 2008 setup completes, the POP3 and IMAP4 services are both stopped and set to manual for startup type. Part 3 of this process has already been documented in the following blog post, which covers authenticated SMTP relay: Port forwarding POP3 /IMAP4 through the firewall to the SBS 2008 server.Ĭonfiguring Exchange 2007 for authenticated client SMTP relay.Ĭonfiguring POP3/IMAP4 and SMTP settings on the client. This process consists of four parts:Įnabling the POP3/ IMAP4 services on the SBS 2008 server. Today’s post will discuss the steps necessary to allow your SBS 2008 server to host POP3 and IMAP4 services for external clients. ![]() First published on TechNet on Sep 19, 2008 ![]()
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