Mac smtp server offline Offline#
The Mail application receives incoming messages properly, but when users attempt to send messages they are presented with errors such as "The sender address was rejected by the server ." In other cases, the server simply goes offline and will not send messages.Īpple Discussions poster Rodi OLeary writes: Port number you want to use.Many Mail.app users are experiencing an problem in which the application will not send. In the next window, in the field next to "Server port:" type the.Server whose port number you want to change. Select Use custom port: and then type the port number youįrom the menu next to "Outgoing Mail Server (SMTP):" select the mail.You want to change then click the Advanced tab. In the sheet that drops down, click the mail server whose ports.In the third section under the Account Information tab,įrom the menu next to "Outgoing Mail Server (SMTP):" select Edit.In the window that appears, click Accounts. From the Mail menu, select Preferences.
Mac smtp server offline mac os x#
In Mac OS X 10.5 and later, Mail automatically attempts to use theĬommonly used ports of 25, 465, and 587 to specify a different port: Of the standard ports are blocked, you may need to adjust your If your outgoing mail server is using a custom port or if one or more Information here may no longer be accurate, and links may no longer be available or reliable. This content has been archived, and is no longer maintained by Indiana University.