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 spamming and abusive mailing behaviors.

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 ...

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 ...

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 ...

Hi guys, I have an IMAP server that I use that has been all screwed up because the server was hacked, and then blacklisted, and now restrictive on outgoing mail. It's a hastle.<BR><BR>I want to send ...

One of the little-known freebies Gmail offers is a portable SMTP server to send mail from any network for any email address. In your email client software, under Outgoing mail, set the SMTP server to ...

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 ...