3-70
T-1 Alarm Programming
Description
The Blue Alarm signal is an unframed all ones signal. It is transmitted by a
remote device (usually a CSU) and when received, indicates a
transmission failure upstream of that device toward the local end. The
AIS alarm signal is also known as the
keep alive
signal in that it prevents
the T-1 circuit repeaters from malfunctioning when transmit from the
remote end is lost. By default, the Blue Alarm is enabled for all T-1 Trunks.
Yellow Alarm
Programming Steps
1. Press the YELLOW flexible button
(FLASH 47, Button #3)
. Button #3
and Button #11 LEDs are lit steady. The following message displays:
2. Enter a 0 or 1 on the dial pad to enable/disable this feature.
[0] = Disabled
[1] = Enabled
3. Press HOLD button to save entry. A confirmation tone is heard and
the display updates.
4. Continue programming the Yellow Alarm parameters using steps
provided in this section for Clearing the alarm, Minor alarm, Major
alarm, Time Period and Attendant display.
Description
The Yellow Alarm is recorded when the T-1 Trunk card detects a yellow
Carrier Failure Alarm (CFA) signal from the distant end for a minimum
335 ms (for D-4 framing). The Yellow Alarm is transmitted by the remote
system because of a RED alarm condition there. By default, the Yellow
Alarm is enabled for all T-1 Trunks.
Y ELLOW AL AR M
0- 1
EN AB LE D
Summary of Contents for Starplus Triad 1
Page 1: ...Feature Package 3 T RIAD 1 2 3 S ystem Programming a new dimension in business communications...
Page 2: ...STARPLUS Triad 1 2 3TM System Programming Manual Part Number 8050 13 Issue 3 2 March 2001...
Page 17: ...xiv March 2001...
Page 20: ...xvi March 2001...
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Page 55: ...1 34 Database Upload Download Routine...
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Page 147: ...2 92 Local Number Name Translation Table...
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Page 271: ...4 48 Page C Introduction...
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Page 280: ...6 Automatic Call Distribution ACD The ACD Group feature is available with optional software...
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Page 303: ...6 24 PC ACD Interface Trace...
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Page 333: ...8 16 Voice Mail Index Table...
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Page 355: ...10 6 LCR Tables Figure 10 1 LCR Flowchart ROUTE ASSIGNED FROM 6 DIGIT TABLE...
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Page 455: ...viii March 2001...