With many types of business email accounts, your computer connects to a machine called the Simple Mail Transfer Protocol server when you send messages. If you have difficulty sending messages, there ...

I work for an ISP and occasionally deal with customers who swear up and down that they need *our* outgoing email server to make email that we do not host or provide work. Example: Customer has ...

Verizon is one of the many Internet Service Providers that require you to authenticate when sending mail. The purpose of SMTP authentication is to reduce email ...

For years, POP (Post Office Protocol) email has been a thorn in my side. Apple's email service uses the IMAP (Internet Message Access Protocol) protocol for email, as do many other email services.

July 5, 2005 Add as a preferred source on Google Add as a preferred source on Google One of the little-known freebies Gmail offers is a portable SMTP server to send mail from any network for any email ...

Many users have reported to be getting a long error message saying: Send test e-mail message: The connection to the server was interrupted. If the problem continues ...

It appears many Mail users are having authentication problems in which they are prompted for the username and password every time a message is sent (either manually ...

Many Mail.app users are experiencing an problem in which the application will not send. The Mail application receives incoming messages properly, but when users attempt to send messages they are ...