Ip Helper Dhcp-Snooping Binding Persistency - Alcatel-Lucent OmniSwitch 6250 Cli Reference Manual

ip helper dhcp-snooping binding persistency

Retains the entries in the DHCP Snooping binding table for the duration of the lease regardless of the
existence of the MAC address in the MAC address table.
ip helper dhcp-snooping binding persistency {enable | disable}
Syntax Definitions
enable
disable
Defaults
By default, DHCP Snooping binding persistency is disabled.
Platforms Supported
OmniSwitch 6250
Usage Guidelines
•
With this option disabled, the entry will be removed if the MAC address is missing from the MAC
address table when the database is synchronized.
•
Use the show ip helper
Examples
-> ip helper dhcp-snooping binding persistency enable
-> ip helper dhcp-snooping binding persistency disable
Release History
Release 6.6.1; command was introduced.
Related Commands
ip helper dhcp-snooping
binding
ip helper dhcp-snooping
binding timeout
page 32-40
Enables DHCP Snooping binding persistency.
Disables DHCP Snooping binding persistency.
command to display the current status.
Enables or disables the DHCP Snooping binding table functionality.
Configures the amount of time between each automatic save of the bind-
ing table contents to a file on the switch.
OmniSwitch 6250 CLI Reference Guide
DHCP Relay Commands
November 2009