H3C Technologies H3C SecPath F1000-E - Manual (Page 28)

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To do... Use the command... Remarks
Enter system view system-view —
Enter Layer 2
aggregate
interface view
interface
bridge-aggregation
interface-number
Enter
aggregate
interface
view
Enter Layer 3
aggregate
interface/subint
erface view
interface
route-aggregation
{ interface-number |
interface-number.subnumber }
Use either command.
Configure the description of the
aggregate
interface/subinterface
description text
Optional
By default, the description of an
interface is interface-name Interface,
such as Bridge-Aggregation1
Interface.
Configuring the MTU of a Layer 3 Aggregate
Interface/Subinterface
Maximum transmission unit (MTU) of an interface affects IP packets fragmentation and reassembly on the
interface.
Follow these steps to change the MTU of a Layer 3 aggregate interface/subinterface:
To do... Use the command... Remarks
Enter system view system-view —
Enter Layer 3 aggregate
interface/subinterface view
interface route-aggregation
{ interface-number |
interface-number.subnumber } —
Configure the MTU of the
interface/subinterface
mtu size
Optional
1500 bytes by default
Enabling Link State Traps for an Aggregate Interface
You can configure an aggregate interface to generate linkUp trap messages when its link goes up and
linkDown trap messages when its link goes down. For more information, see SNMP Configuration in the
Security Volume.
Follow these steps to enable link state traps on an aggregate interface:
To do... Use the command... Remarks
Enter system view system-view —
Enable the trap function
globally
snmp-agent trap enable
[ standard [ linkdown | linkup ]
* ]
Optional
By default, link state trapping is
enabled globally and on all
interfaces.