Thunderbird v 1.5 for Mac

To enable SMTP Authentication in Mozilla Thunderbird v 1.5 for Macintosh, open Thunderbird, click Tools and then select Account Settings from the menu that appears.

Step 2:

Select Server Settings.

Note: Your information may differ from what appears below.

Step 3:

On the Server Settings window, if your server name is set to pop3.frontier.com, pop3.frontiernet.net, pop3.citlink.net, pop3.newnorth.net, or in.epix.net, make sure that your complete Frontier, FrontierNet, Citlink, Newnorth, or Epix e-mail address is present in the User Name field.

If your server name is set to mail.ctaz.com, enter your CTAZ e-mail address in the User Name field in the format of username@citlink.net (replace ctaz.com with citlink.net). Please note, your e-mail address will not change.

On the Server Settings window, if your server name is set to something other than pop3.frontier.com, pop3.frontiernet.net, pop3.citlink.net, mail.ctaz.com, pop3.newnorth.net, or in.epix.net, do not make any changes to your server settings.

Select Outgoing Server (SMTP).

Step 4:

If your Server Name is set to smtp.frontier.com, smtp.frontiernet.net, smtp.citlink.net, mail.ctaz.com, smtp.newnorth.net, or out.epix.net, click Edit.

If your Server Name is set to something other than smtp.frontier.com, smtp.frontiernet.net, smtp.citlink.net, mail.ctaz.com, smtp.newnorth.net, or out.epix.net, no changes need to be made at this time.

Step 5:

The box to the left of Use name and password should be checked. Enter your complete Frontier, FrontierNet, Citlink / CTAZ, Newnorth, or Epix e-mail address in the User Name field. If you are using a CTAZ e-mail address, enter your e-mail address in the User Name field in the format of username@citlink.net (replace ctaz.com with citlink.net). Please note, your e-mail address will not change.

Click OK to save your changes.

Step 6:

Click OK. That's it! SMTP authentication has been enabled.