Reference Guide

510 | Dynamic Host Configuration Protocol (DHCP)
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Syntax
[no] ip dhcp snooping binding mac address vlan-id vlan-id ip ip-address interface type
slot/port lease number
Parameters
Command Modes
EXEC
EXEC Privilege
Default
None
Command
History
Related
Commands
ip dhcp snooping database renew
c e s
Renew the binding table.
mac address
Enter the keyword mac followed by the MAC address of the host to which
the server is leasing the IP address.
vlan-id vlan-id Enter the keyword vlan-id followed by the VLAN to which the host
belongs.
Range: 2-4094
ip ip-address Enter the keyword ip followed by the IP address that the server is leasing.
interface type
Enter the keyword interface followed by the type of interface to which the
host is connected.
• For an 10/100 Ethernet interface, enter the keyword
fastethernet.
• For a Gigabit Ethernet interface, enter the keyword
gigabitethernet.
• For a SONET interface, enter the keyword
sonet.
• For a Ten Gigabit Ethernet interface, enter the keyword
tengigabitethernet.
•
For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE.
slot/port Enter the slot and port number of the interface.
lease time
Enter the keyword lease followed by the amount of time the IP address will
be leased.
Range: 1-4294967295
Version 8.3.19.0 Introduced on S4820T
Version 8.5.1.0 Added support for 4-port 40G line cards on ExaScale.
Version 8.3.7.0 Introduced on S4810
Version 8.3.1.0 Introduced on E-Series.
Version 7.8.1.0 Introduced on C-Series and S-Series
show ip dhcp snooping Display the contents of the DHCP binding table.