3 dhcp snooping binding – CANOGA PERKINS CanogaOS Command Reference User Manual

Page 700

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CanogaOS Command Line Reference

Revision 1.02

Proprietary & Confidential Canoga Pertkins Metro Ethernet Switches

Page 700 of 855

Default

DHCP snooping is disabled.


Command Mode

Global configuration


Usage

For any DHCP snooping configuration to take effect, you must globally enable DHCP snooping.
DHCP snooping is not active until you enable snooping on a VLAN by using the dhcp snooping vlan
vlan-id global configuration command.


Examples

This example shows how to enable DHCP snooping:
Switch(config)# dhcp snooping
You can verify your settings by entering the show dhcp snooping config privileged EXEC command.


Related Commands

dhcp snooping vlan
show dhcp snooping config

36.3 dhcp snooping binding

Use the dhcp snooping binding privileged EXEC command on the switch to configure the DHCP
snooping binding database and to add binding entries to the database.


Command Syntax

dhcp snooping binding mac mac-address vlan vlan-id ipv4 ip-address interface interface-id expiry
seconds

mac mac-address

Specify a MAC address.

vlan vlan-id

Specify a VLAN number. The range is 1 to 4094.

ipv4 ip-address

Specify an IP address.

interface interface-id

Specify an interface on which to add or delete a binding entry.

expiry seconds

Specify the interval (in seconds) after which the binding entry is
no longer valid. The range is 0 to 86400.

Default

No default database is defined.


Command Mode

Global configuration


Usage

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