centos 7 mail server

Set DNS server in CentOS 7 In CentOS 7, manually set the DNS in/etc/resolv. conf. After a while, the system will overwrite or clear the DNS. Different from setting DNS in CentOS 6, there are several methods: 1. Use the new comman

Previously used Rhel 6.3 and 6.4, the system disk with MySQL server, after the configuration of Yum source, direct yum install mysql-server can be installed MySQL server side, the recent use of CentOS 7.1, found that the system disk does not provide mysql-server RPM package,

; "border=" 0 "alt = "clip_image009" src= "Http://s3.51cto.com/wyfs02/M02/99/0C/wKiom1lDV52g0EdaAADE3OcqYfM289.png" height= "272"/>Connect to SQL650) this.width=650; "title=" clip_image010 "style=" border-top:0px;border-right:0px;background-image:none; border-bottom:0px;padding-top:0px;padding-left:0px;border-left:0px;margin:0px;padding-right:0px; "border=" 0 "alt = "clip_image010" src= "http://s3.51cto.com/wyfs02/M02/99/0B/wKioL1lDV53wyGCKAAAiLB_qHgE464.png" height= "/>"Run a simple query, quer

Set up SVN server in CentOS 7 and centossvn The installation procedure is as follows: 1,Yum install subversion 2. Check the installation version.Svnserve -- version 3. Create the SVN version library directoryMkdir-p/var/svn/svnrepos 4. Create a version LibrarySvnadmin create/var/svn/svnrepos After this command is executed, the following files are generated in th

In CentOS 7, how does one set the DNS server and centosdns?In CentOS 7, manually set the DNS in/etc/resolv. conf. After a while, the system will overwrite or clear the DNS. Different from setting DNS in CentOS 6, there are several

First step to install NTPYum Install NTPSecond step, find the closest time synchronization serverHttp://www.pool.ntp.org/zone/asiaThe third edition of/etc/ntp.confServer 127.127.1.0 iburst # Local Clock when the external time server is unavailable, use the native time as the standard for the time serviceFudge 127.127.1.0 Stratum #这个值不能太高0-15, too high will be an errorFourth StepAdd an IP segment to allow accessRestrict 192.168.1.0 netmask 255.255.255.

/728dc0104431b90d6c85c79c.html the corresponding also has the PASV way, for this way, we need to " Connect_from_port_20 "option is set to No or commented out. You should also set the following options:Pasv_enable=yesPASV_MAX_PORT=PASV Mode Maximum PortPASV_MIN_PORT=PASV Mode Minimum PortHowever, the PASV mode is usually applied to multiple clients and I use it alone, so I don't need to use this mode. So I just set "Connect_from_port_20=yes" on OK.4. Restart the VSFTPD

Install TFTP server in CentOS 7 I. Introduction TFTP (Trivial File Transfer Protocol, simple File Transfer Protocol )), it is a Protocol implemented based on UDP port 69 for simple file transmission between the client and the server to provide file transmission services that are not complex, costly, and complex. The TF

The above configuration is a Hyper-V installation of CentOS 7.0The way to install a DHCP server isYum Install DHCPDAfter installation and configuration, there is an error when runningThe error prompts are as follows: for Start (no IPV4 addresses.)--- error one .... configured to listenon any interfaces! ---error two.-----------------------------------Analyze the problem:The reason for the error is: There is

CentOS 7 samba server configuration, centossamba Samba is a file sharing service software on linux. It is equivalent to a shared folder on Windows, and must be in the same network segment. The current version is 4.4.4. Okay! The following describes how to install and configure it. here we go! 1. installation: [Root @ localhost ~] # Yum install samba-client samba-

Install and configure the FTP server in CentOS 7 Install and configure the FTP server in CentOS 7. Suppose we have the following requirements: Path Permission Remarks /Ftp/open All staff of the company,

Build SVN server in CentOS 7 The installation procedure is as follows: 1. yum install subversion 2. Check the installed version svnserve -- version. 3. Create the SVN version library directory mkdir-p/var/svn/svnrepos 4. create a version library svnadmin create/var/svn/svnrepos After this command is executed, the following files are generated in the/var/svn/svn

In our traditional understanding that SQL can only be installed in Windows systems, but now Microsoft also embraced Linux, the emergence of SQL for Linux version, although currently a technical preview version, but in the near future will appear in the official commercial version. So today I will take you to install once, here I choose the system is CentOS 7, in my such a perennial play windows and very fam

This paper uses the latest CentOS 7来 learning to build a variety of Linux servers, sharing today is to build an FTP server (PS: not recommended to use the latest system to learn, because the system has changed, a lot of previous methods to build the server is not, For example, Centos7 Firewall from Iptables for firewal

protected] www]# cat/application/nginx/html/www/mc.php$memcache = new Memcache;$memcache->connect (' 10.0.0.21 ', 11211) or Die ("Could not Connect");$memcache->set (' Fengyu ', ' Hello,world ');$get _value = $memcache->get (' Fengyu ');echo $get _value;?>[[email protected] www]# printf "Get fengyu\r\n" |nc 10.0.0.21 11211VALUE Fengyu 0 11Hello,worldEND5.web Interface Management maceched5.1 Unzip the Memadmin package to the/application/nginx/html/www/directory[Email protected] tools]# tar XF me

| +--------------------+ 4 rows in Set (0.01 sec) Set Password mysql> set password for ' root ' @ ' localhost ' =password (' password '); Query OK, 0 rows Affected (0.00 sec) You do not need to restart the database to take effect. During the MySQL installation process, the following content: Installed:mysql-community-client.x86_64 0:5.6.26-2.el7 mysql-community-devel.x86_64 0:5.6.26-2.el7mysql-community-libs.x86_64 0:5.6.26-2.el7 mysql-community-server.x86_64 0:5.6.26-2.el7D

In CentOS7, manually set the DNS in/etc/resolv. conf. after a while, the system will overwrite or clear the DNS. Different from setting DNS in CentOS6, there are several methods: 1. use the new command line tool nmcli to set # display the current network connection # nmcliconnectionshowNAMEUUIDTYPE In CentOS 7, manually set the DNS in/etc/resolv. conf. after a while, the system will overwrite or clear the D

/bin/mongodb.conf execreload=/bin/kill-shup $MAINPID execstop=/home/mongodb/bin/mongod-- shutdown--config/home/mongodb/bin/mongodb.conf privatetmp=true [install] wantedby=multi-user.target #为moNgodb.service Set permissions chmod754mongodb.service #设置开机启动 systemctl enable Mongodb.service #开启服务 Systemctl Restart Mongodb.service Note: If you have started after the installation of MongoDB, starting the service here may be an error, because Port 27017 is already occupied, this situation can only

first, the installation of Apache programs, generally there are three ways to install:1. Direct network installation;2. Download the RPM package and upload it to the server for installation;3. Compile the installation through the original code; yum-y Install Httpdrpm-qa | grep httpd Start/stop/restart/status service httpd startService httpd StopService httpd RestartService httpd StatusPstree | grep httpd//Verify that the service is started, less used,

1. Download tomcat8.5 and Unzip2. Copy the extracted files to the USR directory3. Execution:/usr/tomcat8.5/bin/startup.sh If the prompt permission is insufficient, execute:chmod +x/usr/tomcat8.5/bin/startup.sh4. Port settings:Firewall-cmd--permanent--zone=public--add-port=8080/tcpFirewall-cmd--permanent--zone=public--add-port=8080/udp5. Restart the firewall:Firewall-cmd--reload6, in the browser execution: 192.168.1.xx:8080 Determine whether the boot is normal7, Close:/usr/tomcat8.5/bin/shutdown.