DGS-6604 ip dhcp snooping verify MAC-address
CLI Reference Guide
247
ip dhcp snooping verify MAC-address
Use this command to enable the verification that the source MAC address in a
DHCP packet matches the client hardware address. Use the no command to
disable the verification of the MAC address.
ip dhcp snooping verify mac-address
no ip dhcp snooping verify mac-address
Syntax None
Default Disabled
Command Mode Global configuration
Usage Guideline The DHCP snooping function validates the DHCP packets when it arrives at the
port on the VLAN that is enabled for DHCP snooping.
By default, DHCP snooping will verify that the source MAC in the Ethernet
header be the same as the DHCP client hardware address to pass the validation.
Use the no ip dhcp snooping verify mac-address to disable the check for the
MAC address.
Example This example shows how to enable the verification that the source MAC address
in a DHCP packet matches the client hardware address
Switch# configure terminal
Switch(config)# ip dhcp snooping verify mac-address
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