Related Articles
Standard Macros in Nagios
Standard macros that are available in Nagios are listed here. On-demand macros and macros for custom variables are described here. Macro Validity Although macros can be used in all commands you define, not all macros may be “valid” in a particular type of command. For example, some macros may only be valid during service notification commands, […]
Howto setup Asterisk behind NAT
This HOWTO assumes that your FreePBX system is sitting behind a NATed firewall with no direct connection to the outside world and it is NOT in the DMZ zone. If you have your system facing outside, or have used Mapped IP addresses or other techniques, then it is assumed that you have adequate knowledge to […]
Setup Let’s Encrypt to Create SSL Certificates
Before you Begin Complete the steps for setting your Server / VPS hostname and timezone. Complete the steps in our Securing Your Server guide to create a standard user account, harden SSH access, and remove unnecessary network services. Update your server’s software packages:CentOS sudo yum update && sudo yum upgrade Debian / Ubuntu sudo apt […]