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New dual
SONET/SDH
and DS1/DS3
capability
HP 37717C communications
performance analyzer
Configuration guide
Effective from February 1998
New capability
Dual standard SONET/SDH
DS1, DS3 interfaces
STS-1, STS-3 electrical
OC-1, OC-3, OC-12 optical
OC-12c and STM-4c
STM-0, STM-1, STM-4 optical
Protection switch times
3-year
warranty as
standard