S2600E CLI Reference Guide Chapter 10 DHCP Snooping Configuration Commands
10.1.7
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
Parameter
description
time
The interval at which the system
writes the dynamic user information of
the DHCP snooping database into the
flash.
Default
Disabled
Command
mode
Global configuration mode.
Usage
guidelines
This function can avoid loss of user information after
restart. In that case, users need to obtain IP addresses
again for normal communication.
Examples
The following is an example of setting interval at which the
switch writes the user information into the flash as 3600s:
Ruijie#
configure terminal
Ruijie(config)#
ip dhcp snooping database write-delay
3600
Ruijie(config)#
end
Ruijie#
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
Interface
Trusted Rate limit (pps)
------------------------
------- ---------------
Command
Description
Related
commands
show ip dhcp
snooping
View the configuration information of
the DHCP snooping.
Содержание RG-S2600E Series
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