
35-71
Usage Guide:
When this function is enabled, DHCP SNOOPING will notify the DOT1X module about the captured binding
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 function 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
35.12 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, which 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
Default Settings:
DHCP Snooping has no static binding list entry by default.
Usage Guide:
The static binding users is deal in the same way as the dynamic binding users captured by DHCP SNOOPING; the
following actions are all allowed: notifying DOT1X to be a controlled user of DOT1X, adding a trusted user list entry
directly, adding a bingding ARP list entry. The static binding uses will never be aged, and have a priority higher than
dynamic binding users. Only after the DHCP SNOOPING binding function is enabled, the static binding users can be
enabled.