Ip Dhcp Snooping Database Write-Delay - D-Link DES-7200 Cli Reference Manual

Chapter 15 DHCP Snooping Configuration Commands
Related
commands
15.1.6

ip dhcp snooping database write-delay

Use this command to configure the switch to write the dynamic user information of the
DHCP snooping binding database into the flash periodically. The no form of this command
will disable this function.
[no] ip dhcp snooping database write-delay time
Parameter
description
Default
Command
mode
Usage
guidelines
Examples
15-6
DHCP Snooping Support Bootp bind status: ENABLE
Interface
------------------------ -------
Command
show ip dhcp snooping
Parameter
time
Disabled
Global configuration mode.
This function can avoid loss of user information after restart. In that
case, users need to obtain IP addresses again for normal
communication.
The following is an example of setting interval at which the switch
writes the user information into the flash as 3600s:
DES-7210# configure terminal
DES-7210(config)# ip dhcp snooping database write-delay 3600
DES-7210(config)# end
DES-7210# show ip dhcp snooping
Switch DHCP snooping status: ENABLE
DHCP snooping Verification of hwaddr field status: ENABLE
DHCP snooping database write-delay time: 3600
DHCP snooping option 82 status: DISABLE
DHCP Snooping Support Bootp bind status: ENABLE
DES-7200 CLI Reference Guide
Trusted Rate limit (pps)
----------------
Function
Show the configuration of the DHCP
Snooping.
Description
The interval at which the system writes the
dynamic user information of the DHCP
snooping database into the flash.