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Commands and responses to the SMTP protocol From the previous communication model, you can see that the SMTP protocol's session between sending SMTP and receiving SMTP is done by sending SMTP commands and receiving an answer to SMTP feedback. After

In this article, I'll introduce you to the communication ports used by various Exchange servers (ExchangeServer) components of Microsoft's development, so that you know which ports can be shut down and which ones must remain open for better security.

IMAIL Basic Installation and Setup The basic situation of IMAIL Operating Environment 〗:nt/2k Software name 〗:imail Administrator Version 6.04 EVAL Software features 〗:e-mail server-side software Affiliated Company 〗:ipswitch Inc. Company

Administrators of Exchange Server 2007 can use the command line as a simple way to customize message quota warnings and messages that report notification of the results of an attempt to deliver an e-mail message. The correct pronunciation of

Whether it is the government, the mail service provider, or the user, more in the anti-spam to make their own efforts. I believe that webmaster often leave your email address on the internet, if carelessly, it is estimated to receive a lot of junk

The company's internal mail server system uses Microsoft Exchange 2000, the operating platform is Windows Server, using the last two years has been very stable, there is no problem, recently there has been a relatively large problem. All mailbox

In many companies, email quickly becomes an important application, but the mail server must be connected to the Internet to send and receive emails. As you may know, the Internet is never safe. People who want to destroy your server are often on the

MDaemon is a very powerful mail server software that runs on the windows9x/me and Windows nt/xp/2000/2003 operating systems, especially for those who need to send e-mail to each other in the LAN. Users who also need to send messages to each other on

First, the preface With the major websites have launched a mailbox billing services, the vast number of netizens are gradually adapting to the concept of "paid service", at the same time, they also pay the quality of the mailbox to put forward

With the popularization of e-mail, in order to make users better use of mailbox resources, a key issue is how to deal with a lot of junk mail. Spam is the result of a message that is not intended to be a user. It not only affects the user's normal

Relatively speaking, the majority of SMEs have a weak technical force/reserve, small scale, to withstand the system disaster/risk capacity weak and other shortcomings, at the same time, due to competitive environment and cost pressures, the IT

In today's world, Spam continues to be rampant and increasingly a serious problem because spammers are becoming smarter, so preventing spam is a necessity for anyone running a mail server. For organizations using Linux, there is now an outstanding

Changes in Exchange 2007 include the adoption of a unified inbox, support for voice mail, and improved Outlook client e-mail software. ① immediately upgraded the company very few. Gartner's survey data show that one-fifth of Exchange users are still

To establish a sample network, you need to make the following specification of the naming: The server will be built in an imaginary domain named aspdomain.com. Each server has a unique internal domain name. asphosting.com, where ComputerName is used

Pushmail is hot in China, the most famous one is the BlackBerry, which was launched in the US and Canada as early as 2001. The BlackBerry is targeted at corporate users, who must first set up a dedicated mail server and BlackBerry Service software

apache| Server | Advanced as a system administrator, if you have only one IP address, but there are several domain names, but also require access to each domain name to see different content, then how to do? There is no one server for each domain.

The development of the Internet and the mobile phone industry has dramatically changed our lives. These two revolutionary technologies have been merged with the launch of smartphones. Smartphones are now almost everywhere, creating new opportunities

The Address Book is a way to record the contact of a user's contacts, address and other information services, as a real-name social network, based on the address book, can be derived from a number of popular Internet applications, such as instant

The most important thing is the stability of the site, if the site because of downtime and inaccessible, so for the site itself is a disaster, webmaster most important responsibility is to restore the first time after the server down, to prevent the

From Sina Science and Technology report, the United States "time" weekly 2009 "50 Best Sites", photo-sharing site Flickr, social bookmarking site delicious, microblogging site Twitter, Google and video site YouTube, etc. on the list. The following