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ADTRAN Express L768 User Manual

Page 44

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Chapter 3. Terminal Menu Operation and Structure

3-10

Express L768 User Manual

61203192L1-20

» Configuration/WAN

The

WAN

menu is used to set up the ISDN parameters for the Express

L768. Figure 3-3 shows the

WAN

menu.

Figure 3-3. Configuration/WAN Screen

»» WAN/HDSL

Write security: 2; Read security: 5

Selects the mode the HDSL line is in.

HDSL/Mode

Write security: 2; Read security: 5

The Express L768 can be in two modes: HDSL Terminal Unit-Central
(HTU-C) or HDSL Terminal Unit-Remote (HTU-R) (def). For HDSL
synchronization, one unit must be HTU-C and one must HTU-R.