200-301 · Question #1343
Which SNMP message type is reliable and precedes an acknowledgment response from the SNMP manager?
The correct answer is B. Inform. Inform messages are like Trap messages but with reliability added. Added to the protocol with SNMP Version 2 (SNMPv2), Informs still use UDP but add application layer reliability. The NMS must acknowledge receipt of the Inform with an SNMP Response message, or the SNMP agent will
Question
Which SNMP message type is reliable and precedes an acknowledgment response from the SNMP manager?
Options
- AGet
- BInform
- CTraps
- DSet
How the community answered
(29 responses)- A7% (2)
- B90% (26)
- D3% (1)
Explanation
Inform messages are like Trap messages but with reliability added. Added to the protocol with SNMP Version 2 (SNMPv2), Informs still use UDP but add application layer reliability. The NMS must acknowledge receipt of the Inform with an SNMP Response message, or the SNMP agent will time out and resend the Inform.
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