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Snmpv3 configuration example, Network requirements, Configuration procedure – H3C Technologies H3C S6300 Series Switches User Manual

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Time Stamp = 8:35:25.68

SNMPv3 configuration example

Network requirements

As shown in

Figure 31

, the NMS (1.1.1.2/24) uses SNMPv3 to monitor and manage the interface status

of the agent (1.1.1.1/24). The agent automatically sends notifications to report events to the NMS.
The NMS and the agent perform authentication when they set up an SNMP session. The authentication
algorithm is SHA-1 and the authentication key is 123456TESTauth&!. The NMS and the agent also

encrypt the SNMP packets between them by using the AES algorithm and the privacy key

123456TESTencr&!.

Figure 31 Network diagram

Configuration procedure

1.

Configure the agent:
# Configure the IP address of the agent, and make sure the agent and the NMS can reach each
other. (Details not shown.)
# Assign the NMS (SNMPv3 group managev3group) read and write access to the objects under
the snmp node (OID 1.3.6.1.2.1.11), and deny its access to any other MIB object.

system-view

[Agent] undo snmp-agent mib-view ViewDefault

[Agent] snmp-agent mib-view included test snmp

[Agent] snmp-agent group v3 managev3group privacy read-view test write-view test

# Add the user managev3user to the SNMPv3 group managev3group, and set the authentication
algorithm to sha, authentication key to 123456TESTauth&!, encryption algorithm to aes128, and

privacy key to 123456TESTencr&!.

[Agent] snmp-agent usm-user v3 managev3user managev3group simple authentication-mode

sha 123456TESTauth&! privacy-mode aes128 123456TESTencr&!

# Configure contact and physical location information for the agent.

[Agent] snmp-agent sys-info contact Mr.Wang-Tel:3306

[Agent] snmp-agent sys-info location telephone-closet,3rd-floor

# Enable notifications, specify the NMS at 1.1.1.2 as a trap destination, and set the username to

managev3user for the traps.

[Agent] snmp-agent trap enable

[Agent] snmp-agent target-host trap address udp-domain 1.1.1.2 params securityname

managev3user v3 privacy

2.

Configure the SNMP NMS:

{

Specify SNMPv3.

{

Create the SNMPv3 user managev3user.