1-5
Operation Command Description
Enable the port
or interface to
send Trap
messages
enable snmp trap updown
send Trap
messages
Quit to system
view
quit
Set the destination for Trap
messages
snmp-agent target-host trap address
udp-domain { ip-address } [ udp-port
port-number ] params securityname
security-string [ v1 | v2c | v3 {authentication
| privacy } ]
Required
Set the source address for
Trap messages
snmp-agent trap source interface-type
interface-number
Optional
Set the size of the queue used
to hold the Traps to be sent to
the destination host
snmp-agent trap queue-size size
Optional
The default is 100.
Set the aging time for Trap
messages
snmp-agent trap life seconds
Optional
120 seconds by
default.
Configuring Extended Trap
The extended Trap includes the following.
z “Interface description” and “interface type” are added into the linkUp/linkDown Trap message.
When receiving this extended Trap message, NMS can immediately determine which interface on
the device fails according to the interface description and type.
z In all Trap messages sent from the information center to the log server, a MIB object name is added
after the OID field of the MIB object. The name is for your better understanding of the MIB object.
Table 1-4 Configure extended Trap
Operation Command Description
Enter system view
system-view
—
Configure extended
Trap
snmp-agent trap ifmib
link extended
Optional
By default, the linkUp/linkDown Trap message
adopts the standard format defined in IF-MIB.
For details, refer to RFC 1213.
Enabling Logging for Network Management
Table 1-5 Enable logging for network management
Operation Command Description
Enter system view
system-view
—
Enable logging for network
management
snmp-agent log
{ set-operation |
get-operation | all }
Optional
Disabled by default.
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