Tip & Ring Loop; Synch Auto Call Character Oriented; Synch Auto Call Bit Oriented; Modem Pool Du - Northern Telecom DMS-100 Series Installation And Maintenance Manual
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Also See for DMS-100 Series:
- Maintenance manual (238 pages) ,
- Manual (168 pages) ,
- User manual (88 pages)
Table of Contents
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297-2121-226
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VINTAGE 05.01
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Keyboard Dialing Protocol 2:
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This
option
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dialing.
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Tip-and-ring Loop:
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When the tip-and-ring loop option is selected, the DU is isolated
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from the loop and data is looped back at the Tip and Ring
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toward
the DTE.
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to be placed to another DU.
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board
are echoed back to the DTE.
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Tests on page 5-4.
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Synch Auto Call Character Oriented:
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The Synch Auto Call Character Oriented option allows for synchro-
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nous data connection using the character-oriented
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nous Automatic Calling, CCITT recommendation V.25 BIS) protocol.
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Synch Auto Call Bit Oriented:
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The
Synch
Auto
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data connection using the bit-oriented SAC protocol.
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Modem Pool DU:
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The Modem Pool DU option is downloaded from
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switch.
It
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modem pool.
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unit's
operating
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datafill.
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Virtual Private Line:
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The Virtual Private Line (VPL) feature of
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with
the
DMS-100 automatic line feature to maintain a data con-
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nection to another data unit.
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data
unit
is
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from the calling data unit, the VPL feature will attempt
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establish the data call.
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Enable
the VPL feature by turning on the following two data unit
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options:
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Auto Originate
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Assert DTR
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The directory number for the far end data unit is stored
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DMS-100 datafill for the Automatic Line feature.
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The
VPL
feature
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occur:
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3-22
selects
a
Hayes-compatible
(NT4X25AF /AG /AH /AK)
A T-and-R loopback test does not require a call
Characters entered on the
Call Bit Oriented option allows for synchronous
(NT4X25AF /AH)
allows
a
data unit to be designated for use in a
When a modem pool profile is
parameters
(NT4X25AF /AG /AH /AK)
dropped for any reason other than a valid request
will start when either of the following events
(NT4X25AF /AH)
protocol for keyboard
For more details see Loopback
(NT4X25AF /AG /AH /AK)
(NT4X25AF /AG /AH /AK)
the
downloaded,
are
determined
the
If the data call
leads,
DTE
key-
SAC
(Synchro-
DMS-100
Family
the
data
by the modem pool
data
unit
works
to
the
called
to
re-
in
the
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Table of Contents
Troubleshooting
