free outgoing smtp

When it comes to email, start by mentioning SMTP. The full name of SMTP is "Simple Mail Transfer Protocol", which is simply a message transfer protocol. It is a set of specifications for transmitting messages from the source address to the

POP3 POP3 is the abbreviation for post Office Protocol 3, the 3rd version of the Post Office Protocol, which specifies how to connect personal computers to the Internet's mail servers and electronic protocols for downloading e-mail. It is the first

POP3 POP3 is the post Office Protocol 3 abbreviation, the 3rd version of the Post Office Protocol, which provides a way to connect personal computers to the Internet's mail server and electronic protocols for downloading e-mail. It is the first

I. PrefaceIi. Basic Knowledge1. What is an IP address?2. What is a fixed IP address?3. What is a dynamic IP address?4. What is a domain name? What makes a domain name?5. What are subdomain names and second-level domain names?6. What is DNS?7. What

We recommend a good iptables-shell script to free you from the troublesome iptables configuration. I am not sure who the script author is, so I deleted the version declaration. system: centos5.9 script content: viiptables. sh #! /Bin/sh # -----------

Now we will use a practical example to briefly introduce the setting of Kerio MailServer and the application of POP3DOWNLOA D. These are For Windows. Linux fans should stop. For non-small mail systems, Kerio MailServer is not a good choice. Use

The problem is due to anti-spam software, which has been confirmed by Sina that they recently deployed a set of anti-spam systems. By default, the mail server sends its own FQDN name when it makes a helo command to establish a session with a Remote

Symptom description:Email server A and email server B are set at the front-end. After the front-end receives the email, it is delivered to the mailbox in the backend server. After receiving the external email, the front-end cannot deliver the email

ObjectiveThis article summarizes the QQ mailbox and 163 e-mail messages, the mail contains HTML Chinese and attachments, can be sent to multiple recipients, all kinds of non-tyranny, anyway, after reading this article hemp no longer need not worry

How E-mail Works   Every day the citizens of the Internet send each other billions of e-mail messages. if you are online a lot, you yourself may send a dozen or two e-mails each day without even thinking about it. obviusly, e-mail has