Verilink PRISM 3060-10 (34-00252.4) Product Manual Manual de usuario Pagina 57

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Maintenance Screen 49
FAR LLB
The far line loopback command sends loop codes to the far-end unit to force it into
a network line loopback mode.
Table 4-4 Test Loops for the 3060-10 and the DSU MP
Loop Type Unidirectional Loop Bidirectional Loops
DSU Line F, G
TDM C
DSU PLB D, E
DTE-A A1 & A2
DTE-B B1 & B2
V.54 Respond D, E
DDS I Data (ALB) D, G
(DDS II) DSU Latching D, G
DTE Local (LL pin) F, G
NET LLB H
DTE MLB I
NET PLB J
Figure 4-11 Test Loops for the 3060-10 and the DSU MP
DTE
A
DTE
B
A1
B1 B2
TDM
CD
E
DSU
F
G
NETWORK
A2
Multiplexer
Framing,
CRC, and
FDL
Control
BERT
Pattern
Generator
and
Detector
Network
Interface
J I H
DSU MP T1
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