H3C Technologies H3C WX6000 Series Access Controllers User Manual
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Configuring an SNMP User .........................................................................................................18-10
SNMP Configuration Examples ..........................................................................................................18-13
19 Loopback................................................................................................................................................19-1
Overview ...............................................................................................................................................19-1
Loopback Operation..............................................................................................................................19-1
Configuration Guidelines.......................................................................................................................19-3
20 MAC Address Configuration ................................................................................................................20-1
Overview ...............................................................................................................................................20-1
Configuring MAC Addresses.................................................................................................................20-2
MAC Address Configuration Examples.................................................................................................20-4
21 VLAN Configuration ..............................................................................................................................21-1
Overview ...............................................................................................................................................21-1
Introduction to VLAN .....................................................................................................................21-1
How VLAN Works..........................................................................................................................21-2
Types of VLAN ..............................................................................................................................21-3
Introduction to Port-Based VLAN ..................................................................................................21-3
Configuring a VLAN ..............................................................................................................................21-4
Configuration Task List..................................................................................................................21-4
Creating a VLAN............................................................................................................................21-4
Modifying a VLAN..........................................................................................................................21-5
Modifying a Port.............................................................................................................................21-6
VLAN Configuration Example ...............................................................................................................21-8
Configuration Guidelines.....................................................................................................................21-11
22 ARP Configuration.................................................................................................................................22-1
ARP Overview.......................................................................................................................................22-1
ARP Function ................................................................................................................................22-1
ARP Message Format ...................................................................................................................22-1
ARP Operation ..............................................................................................................................22-2
ARP Table .....................................................................................................................................22-3
Configuring ARP Entries .......................................................................................................................22-4
Displaying ARP Entries .................................................................................................................22-4
Creating a Static ARP Entry ..........................................................................................................22-4
Static ARP Configuration Example................................................................................................22-5
Gratuitous ARP .....................................................................................................................................22-8
Introduction to Gratuitous ARP......................................................................................................22-8
Configuring Gratuitous ARP ..........................................................................................................22-8
23 ARP Attack Defense Configuration .....................................................................................................23-1
ARP Detection.......................................................................................................................................23-1
Introduction to ARP Detection .......................................................................................................23-1
Configuring ARP Detection ...........................................................................................................23-3
Other ARP Attack Defense Functions...................................................................................................23-4