If you're using Zabbix to monitor your network and want to collect SNMP data from your Intelbras/Dahua NVR, I've created a Zabbix template that provides some useful monitoring items.
Works on different NVR models from Intelbras or Dahua, although, adaptations might be required.
Check it out on GitHub
Dashboad example:

Works on different NVR models from Intelbras or Dahua, although, adaptations might be required.
Check it out on GitHub
Dashboad example:
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