mac

Commands for DHCP Snooping
361
31.11 ip dhcp snooping binding arp
This command is not supported by the switch.
31.12 ip dhcp snooping binding dot1x
Command: ip dhcp snooping binding dot1x
no ip dhcp snooping binding dot1x
Function: Enable the DHCP Snooping binding DOT1X funciton.
Parameters: None
Command Mode: Port mode
Default Settings: By default, the binding DOT1X funciton is disabled on all ports.
Usage Guide: When this function is enabled, DHCP SNOOPING will notify the DOT1X
module about the captured bindng information as a DOT1X controlled user. This
command is mutually exclusive to”ip dhcp snooping binding user-contro“command.
Only after the DHCP SNOOPING binding function is enabled, the binding dot1x
function can be set.
Example: Enable the binding DOT1X funciton on port ethernet1/1.
switch(config)#interface ethernet 1/1
switch(Config-Ethernet 1/1)# ip dhcp snooping binding dot1x
Relative Command: ip dhcp snooping binding enable
ip dhcp snooping binding user-control
31.13 ip dhcp snooping binding user
Command: ip dhcp snooping binding user <mac> address <ipaddress> interface
[Ethernet] <ifname>
no ip dhcp snooping binding user <mac> interface [Ethernet]
<ifname>
Function: Configure the information of static binding users.
Parameters:
<mac>: The MAC address of the static binding user, whic is the only index of the binding
user.
<ipaddress>: The IP address of the static binding user.
<ifname>: The access interface of static binding user.
Command Mode: Globe mode