ADTRAN 1202060L2-1, Руководство пользователя

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Chapter 8. Example Operations
8-4 TSU LT User Manual 61202060L2-1
The Test Pattern screen is shown in Figure 8-5.
Figure 8-5. Test Pattern Screen
The menu options available for the
TEST PATTERN SCREEN
are:
• No Pattern
• 1:8 all DS0s
• 511 Active DS0s
• All Zeros
• All Ones
Step Action
1 Use the
Up
and
Down arrows
to place the cursor
on
REMOTE LOOPBK
2 Press
Enter
to select
3 Use the
Up
and
Down arrows
to set
PAYLOAD
in
the data field. (Must use V.54 Inband PLB for
Fractional T1 on Public Networks.)
4 Press
Enter
to activate a
Remote Payload Loop-
back
.
Results : This initiates the transmission of a loopup
code toward the far end.