OpenView Network Node Manager: Designing and Implementing an Enterprise Solution

Managed vs. Unmanaged Devices

NNM subjects a managed object to routine polling for status and configuration, and the snmpCollect daemon will collect SNMP data from the managed device. The managed object’s icon will reflect its status. An unmanaged device is not polled and no SNMP data is collected for it. Its status isn’t known so the icon will not affect the status of its container. The unmanaged object’s icon color is wheat.

Network managers frequently unmanage devices or interfaces for various reasons:

• they fall outside the management domain and it’s too difficult, bothersome, or inconvenient to prevent them from being discovered otherwise

• the device is being serviced and therefore the map should be green

• the device is experimental, it passes ...