Show Ip Dhcp Snooping Binding - Cisco Catalyst 4500 Series Command Reference Manual

Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches

show ip dhcp snooping binding

To display the DHCP snooping binding entries, use the show ip dhcp snooping binding command.
Syntax Description
ip-address
mac-address
vlan vlan_num
interface interface_num
Defaults
If no argument is specified, the switch will display the entire DHCP snooping binding table.
Command Modes
Privileged EXEC mode
Command History Release
12.1(12c)EW
Usage Guidelines
DHCP snooping is enabled on a VLAN only if both the global snooping and the VLAN snooping are
enabled.
To configure a range of VLANs, use the optional last_vlan argument to specify the end of the VLAN
range.
Examples
This example shows how to display the DHCP snooping binding entries for a switch:
Switch# show ip dhcp snooping binding
MacAddress IP Address
----------- -----------
0000.0100.0201 10.0.0.1
Switch#
This example shows how to display an IP address for DHCP snooping binding entries:
Switch# show ip dhcp snooping binding 172.100.101.102
MacAddress IP Address
----------- -----------
0000.0100.0201 172.100.101.102
Switch#
OL-25342 -01
show ip dhcp snooping binding [ip-address] [mac-address] [vlan vlan_num]
[interface interface_num]
(Optional) IP address for the binding entries.
(Optional) MAC address for the binding entries.
(Optional) Specifies a VLAN.
(Optional) Specifies an interface.
Modification
Support for this command was introduced on the Catalyst 4500 series switch.
Lease (seconds)
----------------
1600
Lease (seconds)
----------------
1600
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0SG and IOS 15.1(1)SG)
Type VLAN
------------- -----
dhcp-snooping
Type VLAN
------------- -----
dhcp-snooping
show ip dhcp snooping binding
Interface
------------
100 FastEthernet3/1
Interface
------------
100 FastEthernet3/1
2-707