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Snmpv3 configuration example, Network requirements – H3C Technologies H3C MSR 50 User Manual

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[Agent] snmp-agent community write private

# 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 SNMP traps, set the NMS at 1.1.1.2 as an SNMP trap destination, and use public as the
community name. (To make sure the NMS can receive traps, specify the same SNMP version in the

snmp-agent target-host command as is configured on the NMS.)

[Agent] snmp-agent trap enable

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

public v1

[Agent] quit

2.

Configure the SNMP NMS:
# Configure the SNMP version for the NMS as v1 or v2c, create a read-only community and name
it public, and create a read and write community and name it private. For information about

configuring the NMS, see the NMS manual.

NOTE:

The SNMP settings on the agent and the NMS must match.

3.

Verify the configuration:
# Try to get the count of sent traps from the agent. The attempt succeeds.

Send request to 1.1.1.1/161 ...

Protocol version: SNMPv1

Operation: Get

Request binding:

1: 1.3.6.1.2.1.11.29.0

Response binding:

1: Oid=snmpOutTraps.0 Syntax=CNTR32 Value=18

Get finished

# Use a wrong community name to get the value of a MIB node from the agent. You can see an

authentication failure trap on the NMS.

1.1.1.1/2934 V1 Trap = authenticationFailure

SNMP Version = V1

Community = public

Command = Trap

Enterprise = 1.3.6.1.4.1.43.1.16.4.3.50

GenericID = 4

SpecificID = 0

Time Stamp = 8:35:25.68

SNMPv3 configuration example

Network requirements

As shown in

Figure 4

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

the agent (1.1.1.1/24), and the agent automatically sends traps to report events to the NMS.

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