One of the first questions we need to answer is, "How will I collect information from my devices and services?" Zenoss Core supports the following ways to model (collect data from) the device:
Simple Network Management Protocol (SNMP)
Windows Management Instrumentation (WMI)
SSH/Telnet (for example, Zenoss Plugins)
SNMP gives us the most flexibility and the best device support. WMI lets us access information about services running on Windows servers and can co-exist with SNMP. If we want to monitor Windows event logs, then WMI is a must.
Even if your device supports SNMP, there may be times when you are unable to use it. For example, you're monitoring a remote device that's outside the local network. Zenoss, Inc., distributes a suite of command-line monitors that can be installed on a device via the Zenoss Plugins, and Zenoss Core runs the plugins over an SSH or Telnet session to collect the performance data.
In the unfortunate event that your device doesn...