DETAILED STEPS
PurposeCommand or Action
Enters the global configuration mode.configure terminal
Example:
Switch# configure terminal
Step 1
Specifies an interface type and identifier; enters
the interface configuration mode.
interface Interface_type stack/module/port
Example:
Switch(config)# interface gigabitethernet 1/1/4
Step 2
Attaches the DHCP Guard policy to the interface
or the specified VLANs on that interface. The
ipv6 dhcp guard [attach-policy policy_name [ vlan {vlan_ids |
add vlan_ids | except vlan_ids | none | remove vlan_ids | all} ] |
Step 3
default policy is attached if the attach-policy
option is not used.
vlan [ {vlan_ids | add vlan_ids | exceptvlan_ids | none | remove
vlan_ids | all} ]
Example:
Switch(config-if)# ipv6 dhcp guard attach-policy
example_policy
or
Switch(config-if)# ipv6 dhcp guard attach-policy
example_policy vlan 222,223,224
or
Switch(config-if)# ipv6 dhcp guard vlan 222, 223,224
Confirms that the policy is attached to the specified
interface without exiting the configuration mode.
do show running-config interface Interface_type stack/module/port
Example:
Switch#(config-if)# do show running-config gig 1/1/4
Step 4
Related Topics
Information about First Hop Security in IPv6, on page 678
How to Attach an IPv6 DHCP Guard Policy to a Layer 2 EtherChannel Interface
Beginning in privileged EXEC mode, follow these steps to attach an IPv6 DHCP Guard policy on an
EtherChannel interface or VLAN:
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
703
How to Configure an IPv6 DHCP Guard Policy
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