Configuration guides for IT Administrators
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Install SSL Certificate in Solaris
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Read More →: Install SSL Certificate in SolarisOn Solaris, if you’re seeing when executing “curl -v https://itadminguide.com” command It usually means the system is missing a trusted CA bundle. Step 1: Check if the CA certs exist in /etc/openssl/certs/ or /etc/certs/CA Step 2: If root and intermediate certificates are missing, then copy both root and intermediate certificates to the certs folder Note:…
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Configure rsyslog in Linux
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Read More →: Configure rsyslog in Linux1. Install rsyslog (if not already installed) 2. Edit rsyslog Configuration Uncomment or add the following line to enable UDP reception: 3. Open Firewall Port (UDP 514) This saves the rules to /etc/sysconfig/iptables, if you receive error, install iptables-services 4. Restart services By default, rsyslog on Oracle Linux (and most RHEL-based systems) writes system log…
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Forward Tomcat logs to remote syslog
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Read More →: Forward Tomcat logs to remote syslog3. Create Rulebase File For example: /etc/rsyslog.d/tomcat.rulebase For example: /etc/rsyslog.d/30-tomcat.conf Part Meaning sudo Run the command with superuser privileges semanage fcontext SELinux management command to define file contexts -a Add a new file context mapping -t var_log_t Assign the SELinux type var_log_t, which is used for log files “/boxapps/apache/logs(/.*)?” Apply to /boxapps/apache/logs and all files/directories…
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Manage User Accounts and Privileges in Ubuntu
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Read More →: Manage User Accounts and Privileges in Ubuntu1. List all users in Ubuntu cut -d: -f1 /etc/passwd Explanation: cut : command-line utility that extracts sections from lines of a file or input -d: : delimiter as a colon (:) to separate fields -f1 : tells cut to extract field 1, which is username /etc/passwd : contains all user account information 2. Create new…
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Create script to stop and start Tomcat service
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Read More →: Create script to stop and start Tomcat servicecreate a script that automatically stops and starts the Tomcat service on Linux
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Configure Log rotation of Tomcat
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Read More →: Configure Log rotation of TomcatConfiguring log rotation in Tomcat by a script in logrotate/d.
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How to switch back to old Outlook Classic from new Outlook
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Read More →: How to switch back to old Outlook Classic from new OutlookQuick way to switch back to Outlook classic from new Outlook
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Outlook – Unable to add mailbox
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Read More →: Outlook – Unable to add mailboxResolve the error message while adding a Microsoft 365 mailbox to Outlook.
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Visual Studio Code – install mysql connector
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Read More →: Visual Studio Code – install mysql connectorHow to install mysql connector package for executing python script in Visual Studio Code
Lucas Brey
I’m Lucas Brey, a travel blogger sharing practical guides, hidden gems, and honest tips from the road. Follow along for smart itineraries, great food finds, and stories worth bookmarking.
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