Users Guide

To disable the storing of snooping binding entries in a le, use the no ipv6 dhcp snooping write-delay
command.
Parameters
value The range is from 5 to 21600. The value of the minutes range is from 5 min. to 15 days.
Defaults none
Command Modes CONFIGURATION
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.7(0.0) Introduced on the MXL.
ip dhcp snooping binding
Create a static entry in the DHCP binding table.
Syntax
[no] ip dhcp snooping binding mac address vlan-id vlan-id ip ip-address
interface type slot/port lease number
Parameters
mac address Enter the keyword mac then the MAC address of the host to which the server is leasing
the IP address.
vlan-id vlan-id Enter the keywords vlan-id then the VLAN to which the host belongs. The range is
from 2 to 4094.
ip ip-address Enter the keyword ip then the IP address that the server is leasing.
interface type Enter the keyword interface then the type of interface to which the host is
connected:
• For a Ten-Gigabit Ethernet interface, enter the keyword tengigabitethernet.
slot/port Enter the slot and port number of the interface.
lease time Enter the keyword lease then the amount of time the IP address are leased. The range
is from 1 to 4294967295.
Defaults none
Command Modes
• EXEC
• EXEC Privilege
Supported Modes Full–Switch
Command History
Version Description
9.13(0.0) Enhanced the command to map multiple IP addresses to one MAC address. Enhanced to
support DHCP snooping in a VLT setup.
9.9(0.0) Introduced on the FN IOM.
Dynamic Host Conguration Protocol 459