How To Add Swap Space on CentOS 7
Swap is a space on a disk that is used when the amount of physical RAM memory is full. When a Linux system runs out of RAM, inactive pages are …
How To Add Swap Space on CentOS 7 Read MoreRelay Tips Based on User/Domain Receiver on Zimbra 8
I have a condition where my customers cannot sending email for some domain by directly. I give an advice to them for using Relay for all external delivery. But they do …
Relay Tips Based on User/Domain Receiver on Zimbra 8 Read MoreZIMBRA: Network Service Error has occurred due to suspended IP addresses
Problem The webclient shows “HTTP/1.1 503 Service Unavailable”, and the /opt/zimbra/log/mailbox.log file has the following error: 2016-06-02 10:15:33,436 INFO [qtp509886383-1033602:http://127.0.0.1:80/service/soap/AuthRequest] [] misc – Access to IP 10.10.10.3suspended, for repeated failed …
ZIMBRA: Network Service Error has occurred due to suspended IP addresses Read MoreMariadb 10.2 – Disabling Strict Mode
On my install, as well as an /etc/my.cnf , I found a /usr/my.cnf file that is read after the /etc/my.cnf I added the line Code: sql_mode=”” as the last line …
Mariadb 10.2 – Disabling Strict Mode Read MoreZimbra Proxy Manual: Advanced Proxy Configuration Examples via CLI
Set Up a Single Node If Zimbra proxy is installed with Zimbra Collaboration on the same server, do the following. 1. Enable the proxy for the web. /opt/zimbra/libexec/zmproxyconfig -e -m …
Zimbra Proxy Manual: Advanced Proxy Configuration Examples via CLI Read MoreHow to view and clear Bind DNS server’s cache on Linux
Contents 1. View cache 2. Clear cache View cache A configured domain name service ( DNS ) server such as Bind may store previously resolved domain names to a local cache. By …
How to view and clear Bind DNS server’s cache on Linux Read MoreZeXtras
https://wiki.zextras.com/wiki/ZxMobile_Autodiscover https://wiki.zextras.com/wiki/Category:ZxMobile_Guide
ZeXtras Read MoreEnabling Quotas in CentOS7
The release of EL7 marks the shift from Ext4 to XFS as the default filesystem for RHEL-based distros like CentOS. While XFS brings many improvements and features to the OS, …
Enabling Quotas in CentOS7 Read MoreHow To Reset MySQL Or MariaDB Root Password
Reset MySQL or MariaDB Root password First, stop the database server. If you use MySQL, type the following command and hit ENTER key. $ sudo systemctl stop mysql For MariaDB: …
How To Reset MySQL Or MariaDB Root Password Read MoreDirectAdmin – Change MariaDB to MySQL
1. Remove all MariaDB services: (link at bottom (1))— list all services of MariaDB$ yum list installed mariadb\*— [OPTIONTAL] recommended . take a backup. this run on root@localhost$ mysqldump –all-databases …
DirectAdmin – Change MariaDB to MySQL Read More