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ADCP-61-471 • Issue 4 • June 2000 • Section 2: Operation and Maintenance
2-130
© 2000, ADC Telecommunications, Inc.
DLP-541
Page 1 of 16
LOOPBACK STATUS/COMMANDS
Summary:
This procedure provides instructions for displaying the currently active loopbacks for
all circuits in the system, and for enabling/disabling loopbacks.
Caution:
Do not perform a DS3 loopback when the Soneplex Broadband chassis is
connected to a DS3 CAM unit in the Soneplex CCAS system.
Note:
Edits can be
made
in the configuration database in one of two ways: 1) If the
complete field is highlighted, use the space bar to toggle forward or the “R” key to
reverse toggle through the options for that field. 2) If only the first space of the field is
highlighted, type in the data that applies to that field.
Note:
Edits to the configuration database can be
saved
after each change in one of two
ways: 1) Press an arrow key and then Enter or Return
once
; or 2) Press Enter or Return
twice
after all selections and entries are made in the screen but before leaving the screen.
If the entries have been accepted, a message “Configuration Successful… Press Any Key
To Continue” appears on the screen.
Note:
Press CONTROL-A for help information about moving around and editing fields.
1. Use the arrow or number keys to select System Maintenance from the Main Menu. Press
Enter or Return. The System Maintenance menu is shown in Figure 541-1.
2. Use the arrow or number keys to select Loopback Status/Commands from the System
Maintenance Menu. Press Enter or Return. The Loopback Status/Commands menu is
shown in Figure 541-2.
3. Use the arrow or number keys to select High Speed Loopback Status/Commands or Low
Speed Loopback Status/Commands, then press Enter or Return. The High Speed Loopback
Status/Commands screen appears, as shown in Figure 541-3. The Low Speed Loopback
Status/Commands screen appears, as shown in Figure 541-4.
4.
Low Speed only:
move to the
Group
toggle field. Select group number 1, 2, 3, 4, 5, 6, or 7.
5.
Low Speed only:
move to the
DS1#
toggle field. Select DS1 number 1, 2, 3, or 4.
6. Use the arrow keys to move to one of the
Local
,
Repeater, Repeater1, Repeater2
, or
Remote Loopback
command toggle fields.
7. Select ACT NET, ACT CUST, SEND LPBK (at Local field only), or DEACTIVATE at each
field. Press Enter or Return. (Refer to Table 541-1 for loopback toggle field options.) A blank
field indicates no selection.