Paradyne 7975 manual Network Configuration, User Interface Types, CO Site

Models: 7975

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About the Hotwire 7975 Standalone Termination Unit

Network Configuration

Figure 1-1 shows a network application using a 4-port Hotwire 8775 M/SDSL 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

V.35

 

 

V.35

 

CO Site

 

 

 

7975

 

V.35

 

V.35

2.048 Mb

V.35

 

over

7975

 

SDSL

 

 

V.35

 

7975

E1 Host

(Frame Relay

Encapsulated

Data)

Router

(Frame Relay

Encapsulated

Data)

Router

7975

 

8775 Termination Unit

 

Customer

 

 

 

 

 

 

in 8600 DSLAM

 

Premises (CP)

 

 

 

Customer

CO Site

 

 

 

 

 

 

 

 

 

 

Premises

LTU

 

 

 

 

 

NTU

 

 

 

 

 

 

7975

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V.35

 

 

 

 

 

V.35

 

 

 

98-15938

Figure 1-1. Sample M/SDSL Configurations

User Interface Types

There are three types of user interfaces to the 7975 Standalone Termination Unit:

HMenu-driven async terminal interface screens. See Chapter 2, Using the Asynchronous Terminal Interface.

HFront panel LED status indicators. See Chapter 4, Monitoring the Unit.

HInternal DIP Switches. See Chapter 3, Initial Startup and Configuration.

7975-A2-GB20-40

December 1998

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Page 13
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Paradyne 7975 manual Network Configuration, User Interface Types, CO Site