HacksLinux SysAdmin Notes
Sending mass emails for testing purposes using Bash Script from the Linux Command Line.
Many ISPs block sending email over port 25. This means that you won’t be able to send mail directly from your Linux server.
A good way to get around this limitation is to set up a relay through a Gmail account.
The POP3 (Post Office Protocol Version 3) is an application-layer Internet standard protocol used by local Email clients to retrieve Email from a remote server over a TCP/IP connection.
This tutorial shows how to connect to POP3 mail server and manage incoming Email using the 'telnet' command.
The SMTP (Simple Mail Transfer Protocol) is an Internet standard for electronic mail (Email) transmission across Internet Protocol (IP) networks.
This tutorial shows how to connect to SMTP mail server and send an Email using the 'telnet' command.
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