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To enable ARP detection:
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter VLAN view.
vlan
vlan-id
N/A
3.
Enable ARP detection.
arp detection enable
By default, ARP detection is disabled.
For more information about ARP detection
configuration commands, see
Security Command
Reference
.
Configuring the customer-side port
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter Layer 2 Ethernet
interface view.
interface
interface-type
interface-number
N/A
3.
Set the link type of the port.
•
Configure the port as a trunk
port:
port link-type trunk
•
Configure the port as a hybrid
port:
port link-type hybrid
By default, the link type of a port is
access
.
4.
Assign the port to the original
VLANs and the translated
VLANs.
•
port trunk permit vlan
vlan-id-list
•
port hybrid vlan
vlan-id-list
tagged
By default:
•
A trunk port allows only packets
from VLAN 1 to pass through.
•
A hybrid port is an untagged
member of the VLAN to which
the port belongs when its link
type is
access
.
5.
Configure a many-to-one
VLAN mapping.
vlan mapping
uni
{
range
vlan-range-list
|
single
vlan-id-list
}
translated-vlan
vlan-id
By default, no VLAN mapping is
configured on an interface.
6.
Enable DHCP snooping entry
recording.
dhcp snooping binding record
By default, DHCP snooping entry
recording is disabled on an
interface.
Configuring the network-side port
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enter Layer 2 Ethernet
interface view or Layer 2
aggregate interface view.
•
Enter Layer 2 Ethernet interface
view:
interface
interface-type
interface-number
•
Enter Layer 2 aggregate
interface view:
interface bridge-aggregation
interface-number
N/A
