pdhman.book : pdhmod.doc 16 Tue Oct 14 15:00:20 1997
16
HP 37717C PDH / DSn Features
DS1, DS3, E1 and E3 Transmit and Receive Interfaces for ATM
Payloads. Option UKZ
At the 34Mb/s SIGNAL rate a TRAIL
TRACE facility is available. The default
signal, HP37717C, may be replaced with a
selectable message.
If the DS3 SIGNAL rate is selected the
choice of CONVERGENCE SUB-LAYER
is provided (Direct or PLCP mapping).
If the 2Mb/s SIGNAL rate is selected,
CRC-4 Multiframing may be selected.
SCRAMBLING may be selected ON or
OFF at any of the SIGNAL rates.
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