Tags: ignore cert sql_delay REM ast mat a MMU _idFirst, prepare the environment 1. master server A (192.168.0.176), from Server B (192.168.0.13). 2. The MySQL database is deployed on all two servers. (The database version on the two server must be consistent) 3. Create the Rb-test database separately on the two servers and create the data table user. Second, ma
Currently, the most common mail service protocols on the network are SMTP (send protocol) and POP3 (Receive protocol).
First, start SMTP:
After you install and start the SendMail service, SMTP should be turned on. If the letter is not sent out, it may be a DNS problem, please do the following on the Linux machine:
(1) cd/var/named
MV Named.ca Named.ca.bak
Touch n
This article details the security configuration of the Nginx server, as follows:
First, close SELinux
Security-Enhanced Linux (SELinux) is a Linux kernel feature that provides security policy protection for access control.
However, the added security and usage complexity of selinux is disproportionate and cost-effective
Sed-i/selinux=enforcing/selinux=disabled//etc/selinux/config
/usr/sbin/sestat
/log/mysql$ ERROR 2003 (HY0 XX): Can ' t connect to MySQL server on ' 192.85.1.175 ' (111) ERROR 2003 (HY000): Can ' t connect to MySQL server on ' 192.85.1. 175 ' (111)OrError 2003 (HY000): Can ' t connect to MySQL server on ' 192.85.1.176 ' (111) [Email protected]:/var/log/mysql$ ERROR 2003 (HY0 XX): Can ' t connect to MySQL
' @ ' 42.159.228.231 ' identified by ' Mariadbbak. '
To this end, the main mariadb configuration is completed, restart the MySQL server. For more details, see the status of master database server.
From the MARIADB server configuration:
Note tha
on ' 192.85.1.175 ' (111) [Email protected]:/var/log/mysql$ ERROR 2003 (HY0 XX): Can ' t connect to MySQL server on ' 192.85.1.175 ' (111) ERROR 2003 (HY000): Can ' t connect to MySQL server on ' 192.85.1. 175 ' (111)OrError 2003 (HY000): Can ' t connect to MySQL server on ' 192.85.1.176 ' (111) [Email protected]:/var/log/mysql$ ERROR 2003 (HY0 XX): Can ' t conn
OverviewFrom this blog post, will lead the reader to appreciate the strong nginx.What is Nginx used for? I believe that many friends have already used, if you do not, then you must know one of the following names: Apache,lighttpd,tomcat,jetty. They occupy almost all of the current Web server, where Apache is the most well-known and the most heavyweight. LIGHTTPD, Tomcat, and Jetty are relatively lightweight, where Jetty, Tomcat is used as a Java
to run it in the Sbin directory./squid to avoid running the old squid already on the server.
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4. Set up a DNS server to point all domain name resolution to the IP of the server that needs to be proxied, such as using Bind,winmydns software. Set the DNS of the server on which squid i
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