Juniper Networks ERX Hardware 8 - Manual (Page 21)

Chapter 1
ERX Overview
This chapter provides introductory information about the ERX routers. It contains
the following sections:
Overview on page 3
ERX Routers on page 3
ERX Modules on page 9
Network Management Tools on page 16
Redundancy Features on page 16
Overview
ERX routers are modular, carrier-class networking devices that deliver performance,
reliability, and service differentiation to both business and consumer Internet
users. The ERX-7xx and ERX–14xx models offer high port density, low power
consumption, and fully redundant Internet access routing and edge aggregation. The
ERX-310 router supports the same services, but with smaller capacity and scaling
capabilities. ERX routers offer the complete edge solution for IP-optimized carriers.
ERX Routers
Five models of ERX routers are available:
ERX-1440 router
ERX-1410 router
ERX-710 router
ERX-705 router
ERX-310 router
All models use the same software. However, the specific model determines the:
Combination of line modules supported
ERX Routers 3