A.5 seconds and 3 retries B.10 seconds and 5 retries C.10 seconds and 3 retries D.20 seconds and 5 retries E.5 seconds and 5 retries
A.3 B.4 C.5 D.2 E.6
A.SNMP version 2 uses a proxy agent to forward GetNext message to SNMP version 3. B.SNMP version 2 supports message integrity to ensure that a packet has not been tampered with C.Proxy agents were used only in SNMP version 1. D.SNMP version 3 supports encryption and SNMP version 2 support authentication. E.GetBulk messages are converted to GetNext messages by the proxy agent and are then forwarded to the SNMP version 1 agent.