Nokia DNT2Mi-fp - Manual (Page 29)

Commissioning
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DNT2Mi-fp can also be used as a network timing source using the unit's Internal
timing circuits.
DNT2Mi-fp can also be used as Transparent timing. This means that both E1
transmission directions are independent.
6.3 Line settings
You have to check the following items:
Line interface (Q1: 6,3,3)
The line interface settings determine line SHDSL mode, connection rate and use
of wires.
Typically, DNT2Mi-fp is configured as STU-R, Rate Adaptive. The Rate
Adaptive mode automatically adapts the requested fixed line rate to STU-C.
Figure 16. Principle of the line interface menu
Power backoff (Q1: 6,3,6)
Select this option to enable or disable transmit power reduction on short loops.
Line interface
STU-C Fixed
4-wire
STU-R Rate Adaptive
SHDSL mode
Line Rate
n=6...32
4-wire 2-wire 2-wire
Line Rate
n=3...32