Choosing The Clock Source - HP auroraTempo User Manual

aurora Tempo - User Guide
OCU
CSU/DSU
• Highlight an emulation type and press ENTER to save
your selection and exit the sub-menu.

Choosing the Clock Source

You can choose aurora
2
Note
The clock source options available depend on whether
aurora
interfaces) OCU or CSU/DSU (DDS interface).
• Choose Clock Source to display a sub-menu of possible
sources. These are as follows :
Line
External
Internal
Other i/f
• Highlight a source and press ENTER to save your
selection and exit the sub-menu.
6-4
Office Channel Unit
Channel Service Unit/Data Service Unit
's clock source.
Tempo
is emulating a DCE or DTE (E1 or T1
Tempo
The clock is taken from the line under
test. Line is the clock source normally
used when aurora Tempo
DTE or CSU/DSU.
The clock is taken from the external
clock source. External can be used
when emulating a DCE for network
sychronization.
The clock is taken from aurora
internal clock. Internal is the clock source
normally used when emulating a DCE or
OCU.
The clock is taken from the other
interface. For example, if you are
currently configuring Interface A,
choose this option to take the clock
from Interface B.
is emulating a
's own
Tempo
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