Huawei Quidway S6500 Series Operation Manual page 109

Operation Manual - Network Protocol
Quidway S6500 Series Ethernet Switches
Table 5-3 Configuring/Deleting the address table entry
Add an entry to the address table
Delete an entry from the address table
5.2.4 Enabling/Disabling DHCP security features
Enable DHCP security features will start address check on VLAN interface while
disable DHCP security features will cancel address check.
Perform the following configuration in VLAN interface view.
Table 5-4 Enabling/Disabling DHCP security features on the VLAN interface
Enable DHCP security features
Disable DHCP security features on
VLAN interface
By default, the switch disables DHCP security features function.
5.2.5 Activating/Deactivating DHCP Relay Dynamic Entries
This configuration task is to activate/deactivate the dynamic IP-MAC address mapping
entries generated by the DHCP relay. Only when the entries are activated, the
corresponding devices can pass the DHCP security check; or else, the devices cannot
access the network even through they have gained a legal IP address.
Perform the following configuration in VLAN interface view.
Table 5-5 Activate/deactivate the dynamic entries generated by the DHCP relay
Activate the dynamic entries generated
by the DHCP relay
Deactivate
generated by the DHCP relay
By default, the dynamic entries generated by the DHCP relay are activated.
This configuration takes effect only when the DHCP security feature is enabled on the
VLAN interface.
Operation
Operation
Operation
the dynamic entries
Huawei Technologies Proprietary
5-4
Chapter 5 DHCP Configuration
Command
dhcp-security static
mac_address
undo dhcp-security { ip_address | all |
dynamic | static }
Command
address-check enable
address-check disable
Command
address-check dhcp-relay enable
address-check dhcp-relay disable
ip_address