Linux, Windows and Other Server Admin Hacks
In order to view .ODT files, you will need to install the ONLYOFFICE App. ONLYOFFICE integration in Nextcloud empowers users to collaborate on office documents with their team members in real-time. Compatibility with Microsoft Office formats means perfect documents, every…
This article describes how to add an MX record to Godaddy if the DNS is hosted at Godaddy. Create an A record for “mail”. Point the record to the primary IP where the mail will be hosted. This can be…
After updating/restarting the manager to v14.2.5 we are no longer able to send data to our zabbix servers. Ceph reports a non-zero exit status from zabbix_sender. Info: ceph mon versions { “ceph version 14.2.6 (ba51347bdbe28c7c0e2e9172fa2983111137bb60) nautilus (stable)”: 3 # cat…
When trying to Enabling Physical GPUs in Hyper-V, the option is not there in the GUI. In Windows 2016 there is an option as in the below screenshot: In Windows Server 2019, here is the screenshot and there is…
The DIG tool is a part of the BIND Utilities so you need to install them. # yum whatprovides ‘*bin/dig’ To install the BIND Utilities, type the following: # yum install bind-utils
If you get the following error message the first time that you access Windows after installation, then your client has been negotiating with the server for network level authentication. However, network level authentication is executed before a remote desktop session…
Here are some great resources for hardening you CMS: WordPress: OWASP WordPress Security Implementation Guide [OWASP] WordPress: Hardening WordPress [Official WordPress Codex] General: How to Secure your CMS [MalwareBytes] General: A Security Overview of Content Management Systems [Detectify]
So you need to resize an 8GB boot Disk in AWS after the EC2 is created. In this article we resize the EBS volume without rebooting.
When sending from Roundcube on an Ubuntu server with plesk, we get the following error: SMTP Error (535): Authentication failed
Connect to a Plesk server via SSH. Create a copy “postfix” configuration file: # cp -a /etc/postfix/main.cf /root/backup_main.cf Open “postfix” configuration file in a text editor, for example, “vi” editor: # vi /etc/postfix/main.cf Add the lines specified below to the…
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