Open the Netscape mail software, then go to Edit -> ‘Mail & Newsgroups Account Settings’, as pictured below in Figure 1.

Figure 1

Step 2:

On the left hand side of the dialog box, select ‘Outgoing Server (SMTP)’ (see Figure 2). Ensure that the Server Name is set to the correct mail server (smtp.skybest.com), and check the box that is labeled ‘Use name and password’. Enter the email address for the user in question in the text box labeled ‘User Name’.  Click ‘OK’ to apply the settings.