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A record, MX record, CNAME record, URL forwarding, NS record, dynamic record (RPM)
A record, MX record, CNAME record, URL forwarding, NS record, dynamic record (RPM) Table of Contents
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First introduce the environment:1. The host computer's operating system is scientific Linux, kernel version 2.6.18, hostname spvm02,ip address 135.100.101.102, and VMware Workstation 8 deployed.2. Guest (virtual machine) This side of the installed
Article Title: Principles of the mail system. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
What is an email
Hub, switch, router, working principle 1. A switch is also called a switch hub. It regenerates information and forwards it to a specified port after internal processing. It has the ability to automatically address and exchange information, the
0 statement
This article was modified on the basis of the article "setting up a home network email system through Exim", by JanW. stumpel, Oegstgeest, The Netherlands.
The address of this chapter is: http: // 211.167.66.225 /~
Vaguely mind now only upstream, Dr, Ip_hash these words. Now on the three forwarding way to do the summary.One, the LVS forwarding mode
LVS is a highly probable software written by Dr. Zhangwensong on the four floor. Unlike the latter two support
When a user asks a question through email or other means, but does not receive a satisfactory response, there is a certain relationship with the user's questions in the use of email consultation in addition to the questions on his
With the development of the network, VoIP services and unified communication platforms become more and more important. The SIP protocol is an exciting focus. Some may ask, what is the SIP protocol? What's better about it? Here we will go into more
It may be a bit strange to see this question. No one in the cybersecurity circle has defined such a term. At first, I am not sure what kind of term to define, I just defined such a term according to the original term of the attack. If
Qmail is the sendmail server software installed in the world, which is second only to Linux/Unix by default. Qmail configuration is simpler than Sendmail, and the speed is faster. Therefore, during the setup of this mail system, I chose Qmail as the
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