Configuring The Dhcp External Server Application; Dhcp External Server Overview; Preservation Of Dynamic Subscriber Interfaces With Dhcp External Server - Juniper JUNOSE SOFTWARE 11.2.X - BROADBAND ACCESS CONFIGURATION GUIDE 7-20-2010 Configuration Manual

CHAPTER 21
Configuring the DHCP External Server
Application

DHCP External Server Overview

Copyright © 2010, Juniper Networks, Inc.
The following sections describe how to configure the DHCP external server application
on the E Series router:
DHCP External Server Overview on page 511

Preservation of Dynamic Subscriber Interfaces with DHCP External Server

Overview on page 513
DHCP External Server Identification of Clients with Duplicate MAC Addresses
Overview on page 514
DHCP External Server Configuration Requirements on page 516
Enabling and Disabling the DHCP External Server Application on page 516
Monitoring DHCP Traffic Between Remote Clients and DHCP Servers on page 516
Synchronizing the DHCP External Application and the Router on page 517
Configuring Interoperation with Ethernet DSLAMs on page 517
Configuring the DHCP External Server to Support the Creation of Dynamic Subscriber
Interfaces on page 518
Configuring DHCP External Server to Control Preservation of Dynamic Subscriber
Interfaces on page 519
Configuring Dynamic Subscriber Interfaces for Interoperation with DHCP Relay and
DHCP Relay Proxy on page 520
Deleting Clients from a Virtual Router's DHCP Binding Table on page 521
Configuring DHCP External Server to Uniquely Identify Clients with Duplicate MAC
Addresses on page 522
Configuring DHCP External Server to Re-Authenticate Auto-Detected Dynamic
Subscriber Interfaces on page 523
You can configure the E Series router to provide support for an external DHCP server.
This enables the router, which is not running DHCP relay or DHCP proxy server, to monitor
DHCP packets and to keep information for subscribers based on their IP address and
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