This guide provides an overview and description of the line modules (LMs), switch route processor (SRP) modules, switch fabric modules (SFMs), and input/output adapters (IOAs) available for the Juniper Networks E120 and E320 Broadband Services Routers.

Note: A release may support multiple versions of a module or IOA. For information, see Software Compatibility in JunosE System Basics Configuration Guide, Chapter 6, Managing Modules.

Table 1 lists the modules and IOAs supported by the router.

This guide also contains the following appendixes:

• IOA Protocol Support
• Module and Slot Combinations
• Module Name Cross-Reference Information
• Product Reclamation and Recycling Program

For more information about E120 routers, E320 routers, modules, and IOAs, refer to the following guides:

• Modules that have reached end-of-life—E Series End-of-Life Module Guide
• Module installation and maintenance—E120 and E320 Hardware Guide
• Managing routers—JunosE System Basics Configuration Guide
• Configuring modules—JunosE Link Layer Configuration Guide