ZyXEL Communications IES4005M - Central Office Application

Chapter 1 System Introduction
IES4005M User’s Guide
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Figure 1 Application: Multi-tenant Unit (MTU)
1.2.2 Central Office Application
The IES provides DSL and voice service over telephone wires to subscribers. The following figure
shows the IES setup in a telephone company’s central office.
Figure 2 Application: Central Office