200-301 · Question #789
Which version of SNMP first allowed user-based access?
The correct answer is B. SNMPv3. SNMPv3 was the first version of the Simple Network Management Protocol to introduce robust security features, including user-based access control with authentication and encryption.
Question
Which version of SNMP first allowed user-based access?
Options
- ASNMPv3 with RBAC
- BSNMPv3
- CSNMPv1
- DSNMPv2
How the community answered
(57 responses)- A7% (4)
- B88% (50)
- C4% (2)
- D2% (1)
Why each option
SNMPv3 was the first version of the Simple Network Management Protocol to introduce robust security features, including user-based access control with authentication and encryption.
While SNMPv3 provides the framework for user-based access, RBAC (Role-Based Access Control) is a broader concept that can be implemented *with* SNMPv3, but SNMPv3 itself introduced the user-based security model.
SNMPv3 was the first version to introduce user-based security models, offering authentication, encryption, and time-based access control, which provides a significantly more granular and secure way to manage network devices compared to the community strings used in earlier versions.
SNMPv1 used simple community strings for authentication, offering no user-based access control and minimal security.
SNMPv2 also relied on community strings for authentication, providing no user-based access or strong security mechanisms like encryption.
Concept tested: SNMPv3 security features (user-based access)
Source: https://www.cisco.com/c/en/us/td/docs/ios/12_0s/feature/guide/snmpv3.html
Topics
Community Discussion
No community discussion yet for this question.