If you click for editing the existing email account on the list of email accounts, you can review this account settings on the following form.
The Email account settings form (the Sending emails tab)
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Select the Safe Logon check box if you need to increase security.
The Server field shows the service of the email web service and the Port field shows the number of the port to be used for sending emails from this account.
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This tab can be used for providing parameters for both sending and receiving operations.
The Email account settings form (the Other settings tab)
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