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Displaying and maintaining snmp – H3C Technologies H3C SecBlade NetStream Cards User Manual

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Follow these steps to configure trap parameters:

To do…

Use the command…

Remarks

Enter system view

system-view

Configure target host
attribute for traps

snmp-agent target-host trap address

udp-domain { ip-address } [ udp-port
port-number ] params securityname

security-string [ v1 | v2c | v3

[ authentication | privacy ] ]

Optional
To send the traps to the NMS, this

command is required, and you

must specify ip-address as the IP
address of the NMS.

Configure the source
address for traps

snmp-agent trap source interface-type
interface-number

Optional

Extend the standard
linkUp/linkDown traps

defined in RFC

snmp-agent trap if-mib link extended

Optional
Standard linkUp/linkDown traps
defined in RFC are used by default.

Configure the size of the
trap send queue

snmp-agent trap queue-size size

Optional
100 by default

Configure the holding time
of the traps in the queue

snmp-agent trap life seconds

Optional
120 seconds by default

NOTE:

An extended linkUp/linkDown trap is the standard linkUp/linkDown trap appended with interface
description and interface type information. If the extended messages are not supported on the NMS,
disable this function to let the device send standard linkUp/linkDown traps.

If the sending queue of traps is full, the system automatically deletes some oldest traps to receive new
traps.

The system automatically deletes the traps in the trap queue holding time expires.

Displaying and maintaining SNMP

To do…

Use the command…

Remarks

Display SNMP agent system information,
including the contact, location, and version of

the SNMP

display snmp-agent sys-info [ contact |
location | version ]*

Available in
any view

Display SNMP agent statistics

display snmp-agent statistics

Display the SNMP agent engine ID

display snmp-agent local-engineid

Display SNMP agent group information

display snmp-agent group [ group-name ]

Display basic information of the trap queue

display snmp-agent trap queue

Display the modules that can send traps and
whether their trap sending is enabled or not

display snmp-agent trap-list

Display SNMPv3 agent user information

display snmp-agent usm-user [ engineid
engineid | username user-name | group

group-name ] *

Display SNMPv1 or v2c agent community
information

display snmp-agent community [ read |
write ]