Paradyne M/HDSL Standalone Termination Unit HOTWIRE..., User Manual

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About the Model 7986 Standalone Termination Unit
1-3
7986-A2-GB20-00 September 1998
Network Configuration
Figure 1-1 shows a network application using a 2-port Hotwire 8786 M/HDSL
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
supporting a host or router, and frame relay encapsulated or unframed data.
Frame
Relay
Switch
Router
E1 Host
(Frame Relay
Encapsulated
Data)
98-16151
Router
(Frame Relay
Encapsulated
Data)
G.703
Router
2.048 Mb
over
SDSL
8786 or 8784
Termination Unit
in 8600 DSLAM
CO Site
7986
7986
7985
Customer
Premises (CP)
7985
Customer
Premises
NTU
CO Site
LTU
7986 (G.703)
V.35
EIA-530A
V.35
G.703
7986
7986 (G.703)
G.703
Figure 1-1. Sample M/HDSL Configurations
NOTE:
A cross over cable (pins 1, 2 to 4, 5) is required for connecting two 7986
termination units back-to-back.