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ADTRAN ISU 128 User Manual

Page 80

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Chapter 8. Quick Setup

61202.029L2-1

ISU 128 User Manual

65

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takes the user into the following level of choices:

Leased 128K
When the ISU 128 is configured for Leased 128K service the following param-
eters are automatically preset:

Service type....................................................................... Leased Line
Network clock source...................................................... Slave
Channel rate...................................................................... 128K
Data Protocol .................................................................... Clear Channel
DDS loopbacks enabled .................................................. Yes
DTE mode ......................................................................... Synchronous
DTE connector bit rate .................................................... 128 kbps
DTE flow control.............................................................. none
RTS line.............................................................................. 1 msec delay
CTS line ............................................................................. Forced on
Transmit data clock ......................................................... Normal clock source

Ldm 128 Master
When the ISU 128 is configured for a point-to-point application such as a lim-
ited distance modem (LDM) arrangement, the Ldm 128 Master option auto-
matically presets the following parameters:

Service type....................................................................... Leased Line
Network clock source...................................................... Master
Channel rate...................................................................... 128K
Data Protocol .................................................................... Clear Channel
DDS loopbacks enabled .................................................. Yes
DTE mode ......................................................................... Synchronous
DTE connector bit rate .................................................... 128 kbps
DTE flow control.............................................................. none
RTS line.............................................................................. 1 msec delay
CTS line ............................................................................. Forced on
Transmit data clock ......................................................... Normal clock source