Show Ip Dhcp Snooping Binding - Cisco Catalyst 2950 Command Reference Manual

Chapter 2 Catalyst 2950 and 2955 Cisco IOS Commands

show ip dhcp snooping binding

Use the show ip dhcp snooping binding user EXEC command to display the DHCP snooping binding
table and configuration information for all interfaces on a switch.
Syntax Description ip-address
mac-address
dynamic
interface interface-id
static
vlan vlan-id
| begin
| exclude
| include
expression
Command Modes User EXEC
Command History Release
12.1(19)EA1
Usage Guidelines The show ip dhcp snooping binding command output shows the dynamically configured bindings.
If DHCP snooping is enabled and an interface changes to the down state, the switch does not delete the
manually configured bindings.
Expressions are case sensitive. For example, if you enter | exclude output, the lines that contain output
do not appear, but the lines that contain Output appear.
Examples This example shows how to display the DHCP snooping binding entries for a switch:
Switch> show ip dhcp snooping binding
MacAddress
------------------
00:30:94:C2:EF:35
00:D0:B7:1B:35:DE
00:00:00:00:00:01
00:00:00:00:00:03
00:00:00:00:00:02
This example shows how to display the DHCP snooping binding entries for a specific IP address:
Switch> show ip dhcp snooping binding 41.0.0.51
0L-10102-01
show ip dhcp snooping binding [ip-address] [mac-address] [dynamic] [interface interface-id]
[static] [vlan vlan-id] [ | {begin | exclude | include} expression]
(Optional) Specify the binding entry IP address.
(Optional) Specify the binding entry MAC address.
(Optional) Specify the dynamic binding entry.
(Optional) Specify the binding input interface.
(Optional) Specify the static binding entry.
(Optional) Specify the binding entry VLAN.
Display begins with the line that matches the expression.
Display excludes lines that match the expression.
Display includes lines that match the specified expression.
Expression in the output to use as a reference point.
Modification
This command was introduced
IpAddress
---------------
41.0.0.51
41.0.0.52
40.0.0.46
42.0.0.33
41.0.0.53
Lease(sec) Type VLAN
---------- ------- ----
286 dynamic 41
237 dynamic 41
286 dynamic 40
286 dynamic 42
286 dynamic 41
Catalyst 2950 and Catalyst 2955 Switch Command Reference
show ip dhcp snooping binding
Interface
--------------------
FastEthernet0/3
FastEthernet0/3
FastEthernet0/8
FastEthernet0/8
FastEthernet0/8
2-353