Chapter 1
Planning Your Network
This chapter describes planning steps that will make it easier to configure the physical
interfaces, logical interfaces, and routing protocols for the Juniper Networks E Series
Broadband Services Routers in:
■ A new network that you are creating and implementing
■ An existing network that you are expanding
This chapter contains the following sections:
■ Platform Considerations on page 3
■ Edge Applications Overview on page 4
■ Layered Approach on page 6
■ Line Modules, I/O Modules, and IOAs on page 7
■ Interfaces on page 8
■ General Configuration Tasks on page 9
■ Configuring Virtual Routers on page 10
■ Configuring IPSec on page 10
■ Configuring Physical Layer Interfaces on page 10
■ Configuring Data Link-Layer Interfaces on page 17
■ Configuring IP Tunnels, Shared IP Interfaces, and Subscriber Interfaces on page 23
■ Configuring Routing Protocols on page 24
■ Configuring VRRP on page 25
■ Configuring Routing Policy on page 25
■ Configuring QoS on page 25
■ Configuring Policy Management on page 26
■ Configuring Remote Access on page 26
Platform Considerations
For information about the modules supported on E Series routers:
■ See the ERX Module Guide for modules supported on ERX7xx models, ERX14xx
models, and the Juniper Networks ERX310 Broadband Services Router.
Platform Considerations ■ 3
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