H3C S5120-SI Series

1-8
To do... Use the command... Remarks
Enable the trap function
globally
snmp-agent trap enable [ standard
[ linkdown | linkup ] * ]
Optional
By default,
linkUp/linkDown trap
generation is enabled
globally and on all
interfaces.
Enter Layer 2 aggregate
interface view
interface bridge-aggregation
interface-number
—
Enable linkUp/linkDown trap
generation for the aggregate
interface
enable snmp trap updown
Optional
Enabled by default
Shutting Down an Aggregate Interface
Shutting down or bringing up an aggregate interface affects the selected state of the ports in the
corresponding aggregation group. When an aggregate interface is shut down, all selected ports in its
aggregation group become unselected; when the aggregate interface is brought up, the selected state
of the ports in the corresponding aggregation group is re-calculated.
Follow these steps to shut down an aggregate interface:
To do... Use the command... Remarks
Enter system view
system-view
—
Enter Layer 2 aggregate
interface view
interface bridge-aggregation
interface-number
—
Shut down the aggregate
interface
shutdown
Required
By default, aggregate
interfaces are up.
You are recommended not to perform the shutdown or undo shutdown command on the member
ports of the aggregation group corresponding to an aggregate interface that is already shut down.
Displaying and Maintaining Link Aggregation
To do... Use the command... Remarks
Display the local system ID
display lacp system-id
Available in any view
Display link aggregation details
of ports
display link-aggregation
member-port [ interface-type
interface-number [ to
interface-type interface-number ] ]
Available in any view