A network operations center uses SNMP to monitor device health. An administrator needs to retrieve the current CPU utilization from a router. Which SNMP operation is most appropriate?
Trap 1: SET
SET is used to modify the value of a managed object, not to retrieve it.
Trap 2: TRAP
TRAP is an unsolicited notification from the agent to the manager, not a request for current data.
Trap 3: INFORM
INFORM is similar to TRAP but with acknowledgment; it is still a notification, not a retrieval operation.
- A
GET
GET is used to read the value of a managed object, such as CPU utilization.
- B
SET
Why wrong: SET is used to modify the value of a managed object, not to retrieve it.
- C
TRAP
Why wrong: TRAP is an unsolicited notification from the agent to the manager, not a request for current data.
- D
INFORM
Why wrong: INFORM is similar to TRAP but with acknowledgment; it is still a notification, not a retrieval operation.