Configuration Guide DHCPv6 Snooping Commands
15.6 ipv6 dhcp snooping database write-delay
Use this command to write the dynamic user information of the DHCPv6 Snooping binding database
into the flash periodically.
Use the no form of this command to restore the default setting.
ipv6 dhcp snooping database write-delay time
no ipv6 dhcp snooping database write-delay
The interval ranging from 600 to 86,400 in the unit of seconds, at
which the system writes the dynamic user information of the DHCP
Snooping database into the flash.
This function is disabled by default.
Global configuration mode
This function writes user information into flash and can avoid loss after restart. In that case, users
need to obtain IP addresses again for normal communication.
Too fast writing will reduce flash durability.
The following example sets the interval at which the switch writes the user information into the flash to
3,600 seconds.
Ruijie# configure terminal
Ruijie(config)# ip dhcp snooping database write-delay 3600
Ruijie(config)# end
Displays the DHCPv6 Snooping configuration.
15.7 ipv6 dhcp snooping database write-to-flash
Use this command to write the dynamic user information of the DHCPv6 binding database into flash
in real time.
ipv6 dhcp snooping database write-to-flash
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