turnkey linux email server

Every time you log in to Linux need to enter a large number of passwords (sometimes wait a long time to enter the password, the article finally has a solution), password set too short, security is not high, long hard to remember and input trouble.Using a key to log in can not only eliminate the steps of password entry, but also improve the security of the server.1. Generate the keyExecute ssh-keygen-t RSA[[

Some commands for configuring the DNS server and nslookup in Linux-Linux Enterprise Application-Linux server application information. The following is a detailed description. There are two email servers: 192.168.1.1 (B .test.cn in

). |+-------------------------------------------------------------------+ 3. Set up the database and start [Email protected] home]#/opt/mssql/bin/sqlservr-setupMicrosoft (r) SQL Server (r) Setup You can abort setup at anytime by pressing CTRL-C. Start this programWith the--HELP option for information on running it in unattendedMode. The license terms for this product can is downloaded fromhttp://go.microsof

In Linux, The SoftEther server-Linux Enterprise Application-Linux server application information. For more information, see. Linux environment requirements, installation method, startup method, Operation/Management Method 1) wor

(ext3, JFS, XFS, and ReiserFS) and what types of Hard Disks (IDE and SCSI) are used by the Linux File System, the file system tends to be fragmented over time. Ext3, JFS, and other advanced file systems can reduce file system fragmentation, but they are not eliminated. In a busy database server, file fragmentation will reduce the hard disk performance over time, and the hard disk performance can be noticed

Due to server time errors, the following methods can be used to update the Linux server's system time:Method One:1, first Yum installs local ntpdate client, updates ntpdate cn.pool.ntp.org when using[email protected] ~]# Yum install ntpdate2, update with Ntpdate cn.pool.ntp.org. [Email protected] ~]# ntpdate cn.pool.nt

The mail system is an important part of Linux network applications. The complete mail system includes the underlying operating system, the mail sending proxy MTA, the mail distribution proxy MDA, and The Mail User proxy MUA. Currently, the main danger facing the Linux email system is spam, Linux virus, and DoS attacks.

I. FTP instructionsThe common FTP in Linux system is vsftp, that is, very Security File Transfer Protocol. There is also a proftp (profession FTP). Here is also a simple description of the configuration under Vsftp.VSFTP provides 3 types of remote login options:(1) Anonymous login methodJust don't need username, password. You can log in to the server computer.(2) Local user modeYou need an account name and

download to the server, of course, you can use the SCP command or through the FTP service, all roads to pass.If you want to experience the original: Wget-o Minecraft_server.jar Https://s3.amazonaws.com/Minecraft.Download/versions/1.7.4/minecraft_server.1.7.4.jar4. Turn on the server and modify a propertyRun Server commandJava-xmx1024m-xms1024m-jar Minecraft_serv

In a test environment, it is often necessary to modify the server and database time due to the need to test the activities of different time periods, in order to reduce the operational workload, you only need to modify the time in one place to modify the time of all test servers. Our company mainly uses c#+mysql, so it involves Windows and Linux. Then share a synchronization time scheme:1.Windows Time Modif

linux sendmail Mail Server Setup (Fedora 8)2009-01-22 17:27 3316 People read Comments (2) favorite reports Mail server linuxprotocolscaching Test loginRecently has been learning Linux, my blog in the previous period of time have written to set up the DNS detailed steps, this section mainly on the establishment of ma

1. Install unixodbc Use yum for installation: Linux uses a CD to build a local Yum Server Http://blog.csdn.net/tianlesoftware/article/details/7302358 [Root @ Rac1 MNT] # Yum install unixodbc [Root @ Rac1 MNT] # Yum install unixodbc-devel Run the iSQL command to install unixodbc. You can use this command to verify the configuration of unixodbc. [Root @ Rac1/] # iSQL -- version Unixodbc 2.2.14 [Root @ Rac1

configuration file of Apache 2.0 is httpd. conf. If the source code is installed, the configuration file is saved in the/usr/local/apache/conf/directory, if the RPM package is used for installation, the configuration file is saved in the/etc/httpd/conf/directory. You can directly modify the httpd. conf file or use the graphical tool of redhat linux 9 to configure it. Choose Start program> system Settings> Server