Juniper Networks E-Series manual Cpe

E-Series Routers E-Series Routers

1-3

In Figure 1-3, the ERX-310 router is being used as an access router in a small POP location. The router is deployed by the service provider at the customer site as a CPE (customer premises equipment).

	xDSL
	T1/E1			GE
CPE	T3/E3
				OC3
	GE				VPN
			ERX
	SONET or ATM
CPE
	infrastructure
		GE			ISP
CPE		OC3/12
		cOC3
		cOC12
	Figure 1-3ERX-310 router deployed in a small POP

E-Series Routers

Five models of E-series 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

•Conditions for line rate performance of line modules

•Type, capacity, and number of SRP modules used

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