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hours) to backup the file. By default, a new file is generated every 24 hours from the

commit time. On committing the persistent-storage statement, the existing file will be

renamed with a new file in the /var/preserve directory.

NOTE: A commit error will be shown if you try to configure the file with a

name that is already present in the /var/preserve directory.

Documentation

Use of DHCP Option 50 to Request a Specific IP Address on page 324•

• Configuring the Router to Maintain DHCP Subscribers During Interface Delete Events

on page 338

• Understanding Dynamic Reconfiguration of Extended DHCP Local Server Clients on

page 341

• Configuring Dynamic Reconfiguration of DHCP Clients to Avoid Extended Outages Due

to Server Configuration Changes on page 344

• Configuring Dynamic Reconfiguration Attempts for DHCP Clients on page 345

• Configuring Deletion of the Client When Dynamic Reconfiguration Fails on page 346

• Requesting DHCP Local Server to Initiate Reconfiguration of Client Bindings on page 347

• Enabling MAC Address Filtering on page 350

• Clearing DHCP Bindings for Subscriber Access on page 348

• Verifying and Managing DHCP Local Server Configuration on page 349

• Verifying and Managing the DHCP Maintain Subscribers Feature on page 339

• Configuring a DHCP Client on page 360

• Configuring DHCP Local Server to Preserve Subscriber Binding Information on page 340

Configuring DHCP Local Server to Preserve Subscriber Binding Information

You can configure a DHCP local server to preserve subscriber binding information so that

subscriber information is not lost upon router reboot. The configuration is a global setting

for each routing instance.

To configure the DHCP local server to store subscriber binding information:

1. Specify that you want to configure the DHCP local server.

[edit system services]

user@host# edit dhcp-local-server

2. Enable persistent storage.

[edit system services dhcp-local-server]

user@host# set persistent-storage automatic

ACX Series Universal Access Router Configuration Guide

Juniper ACX2000 Configuration Guide

Other manuals for Juniper ACX2000