How to use SNMP to monitor Asterisk Extensions for Unavailable, In Use, Not In Use, or Ringing
Having a switchboard that’s not working properly can lead to lost business. But what’s even worse is having a phone system with many extensions and
snmpwalk
How to monitor Postfix queue length using an SNMP monitor
Background It’s essential to monitor email queues if you’re an Internet service provider or email service provider. Any of your 1000s of email users might
How to get SNMP daemon working on Ubuntu 18.04/20.04 LTS
Background Getting SNMP working on Ubuntu 18.04 can be a challenge. The reason is the default SNMP configuration file contains so many entries it’s totally