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

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Table of Contents

DHCP Relay Commands

ip helper dhcp-snooping binding action

Triggers a purge or renew action against the DHCP Snooping binding table. A purge action clears the

contents of the table. A renew action populates the table with entries saved in the dhcpBinding.db file.

ip helper dhcp-snooping port binding action {purge | renew}

Syntax Definitions

By default, the timeout value is set to 300 seconds.

Platforms Supported

OmniSwitch 6250

Usage Guidelines

The DHCP Snooping binding table is maintained in the switch memory. Binding table entries are saved on

a periodic basis to the dhcpBinding.db file on the switch. Use the purge and renew options available

with this command to sync the binding table contents with the contents of the dhcpBinding.db file.

-> ip helper dhcp-snooping binding action purge

-> ip helper dhcp-snooping binding action renew

Release History

Release 6.6.1; command was introduced.

Related Commands

ip helper dhcp-snooping

ip helper dhcp-snooping

binding timeout

iphelperDhcpSnoopingBindingDatabaseAction

OmniSwitch 6250 CLI Reference Guide

Clears all binding table entries that are maintained in switch memory.

Populates the binding table with entries saved in the dhcpBinding.db

file located in the /flash/switch directory on the switch.

.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.

November 2009