Send SNMP Traps from Nagios to Remote Management Host

Firewalld Cheat Sheet

Notes and Tips To list all services firewalld is aware in an easy to read format use command firewall-cmd –get-services | tr ” ” “\n” Default firewalld service .xml files can be found under /usr/lib/firewalld/services For all commands that support the –zone= option if no zone is provided it will use the default zone. To make changes persistent add […]

Protected: Connect Asterisk with Dialog SIP Trunk

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How to Update Third-Party SSL Certificates on GitLab

Updating third-party SSL certificates on GitLab involves replacing the existing certificate files with the new ones and reconfiguring GitLab. Here’s how to do it 1. Obtain New SSL Certificates You can use my CSR Generator to generate a CSR and acquire the SSL certificate. – Acquire the updated SSL certificate and private key from your […]