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About the Hotwire 8747, 8777, and 8779 Termination Units
1-3
8700-A2-GB20-00
April 2000
Network Configuration
Figure 1-1 shows a T1 network application using a Hotwire 87xx Termination Unit
for access concentration in a central office (CO). A frame relay switch and a
router are connected, through the termination unit, to partner units on the
customer premises (CP) supporting a T1 host or router, and frame relay
encapsulated or unframed data.
Frame
Relay
Switch
Router
T1 Host
(Frame Relay
Encapsulated
Data)
99-16414-01
Router
(Frame Relay
Encapsulated
Data)
EIA-530
Router
1.544 Mb
87xx Termination Unit
in 8600 Series DSLAM
CO Site
7974
7974
7975
DSX-1
DSX-1
DSX-1
DSX-1
DSX-1
Customer Premises (CP)
Figure 1-1. Sample CO-to-CP Configuration