Administrator Guide
Displaying the Contents of the Binding Table
To display the contents of the binding table, use the following command.
● Display the DHCP snooping information.
EXEC Privilege mode
show ip dhcp snooping
● Display the contents of the binding table.
EXEC Privilege mode
show ip dhcp snooping binding
View the DHCP snooping statistics with the show ip dhcp snooping command.
DellEMC#show ip dhcp snooping
IP DHCP Snooping : Enabled.
IP DHCP Snooping Mac Verification : Disabled.
IP DHCP Relay Information-option : Disabled.
IP DHCP Relay Trust Downstream : Disabled.
Database write-delay (In minutes) : 0
DHCP packets information
Relay Information-option packets : 0
Relay Trust downstream packets : 0
Snooping packets : 0
Packets received on snooping disabled L3 Ports : 0
Snooping packets processed on L2 vlans : 142
DHCP Binding File Details
Invalid File : 0
Invalid Binding Entry : 0
Binding Entry lease expired : 0
List of Trust Ports :Gi 1/4
List of DHCP Snooping Enabled Vlans :Vl 10
List of DAI Trust ports :Gi 1/4
View the DHCP snooping binding table using the show ip dhcp snooping binding command.
DellEMC#show ip dhcp snooping binding
Codes : S - Static D - Dynamic
IP Address MAC Address Expires(Sec) Type VLAN Interface
=========================================================================
10.1.1.254 00:00:a0:00:00:02 162 D Vl 200 Gi 1/4
10.1.1.225 00:00:a0:00:00:03 163 D Vl 100 Gi 1/4
The following example output of the show ip dhcp snooping binding command displays that different IP addresses are
mapped to the same MAC address:
DellEMC#show ip dhcp snooping binding
Codes : S - Static D - Dynamic
IP Address MAC Address Expires(Sec) Type VLAN Interface
=========================================================================
10.1.1.100 00:00:a0:00:00:00 39735 S Vl 200 Gi 1/4
10.1.1.101 00:00:a0:00:00:00 39736 S Vl 200 Gi 1/4
10.1.1.254 00:00:a0:00:00:00 162 D Vl 200 Gi 1/4
The following example shows a sample output of the show ip dhcp snooping binding command for a device connected
to both the VLT peers. The Po 10 interface is the VLT port channel connected to a ToR switch or an end device.
DellEMC#show ip dhcp snooping binding
Codes : S - Static D - Dynamic
IP Address MAC Address Expires(Sec) Type VLAN Interface
=========================================================================
10.1.1.10 00:00:a0:00:00:00 39735 S Vl 200 Po 10
258
Dynamic Host Configuration Protocol (DHCP)