mx record rfc

How to set the MX record of the enterprise mail server 8090 online Brief: Correctly Setting MX (Mail exchanger) mail exchange records is the basic condition for stable operation of enterprise email services, we often find that many enterprise

Http://weibo.com/p/1001603804025475695045I. Problem Source   Since our cloudxns system opened customer service QQ, the most asked question was: "Why does your system prompt that Mx and cname cannot coexist, but I don't have such a prompt when I use

Only then can we find that we can use telnet to interact with the SMTP server. The ms smtm server also provides a command line interface.The http server can also be operated through TELNET, but there is no command line echo. Use Telnet for SMTP //

I realized that I could use Telnet to interact with the SMTP server. The SMTM server for MS also provides an interface for command-line interaction.HTTP server is also able to use Telnet to operate, but there is no command line echo. Using Telnet

What is SPF? The SPF here is not a sunscreen index, but the sender Policy Framework. Translation is the originator of the policy framework, relatively awkward, usually directly referred to as SPF. SPF is a DNS-related technology whose contents are

DNS protocol details I. PrefaceThe new version of Foxmail provides the "express mail" function. At first, I did not know how to use it. Later I learned to set the IP address of the local DNS server in tools> System Options.I think this new function

I. PrefaceThe new version of Foxmail provides the "express mail" function. At first, I did not know how to use it. Later I learned to set the IP address of the local DNS server in tools> System Options.I think this new function is quite useful. You

This is a creation in Article, where the information may have evolved or changed. NET package provides a portable interface for network I/O, including TCP/IP,UDP, domain name resolution, and UNIX sockets. Although the net package provides a lot of

. A recordA record represents the corresponding relationship between host name and IP address, which is to convert the name to an IP addressDNS uses a record to answer "What is the IP address of a host name?" "The host name must be translated into

Postfix Anti-Spam technology-Linux Enterprise Application-Linux server application information. The following is a detailed description. The Anti-Spam function of MTA is to filter sessions during MTA processing. This filter not only filters the Spam