How do we gather information 2/2
Phone Switch Call Data Records (CDR)
- ancient system, SLAC written relies on uVAX II (over 10 years old) running old version of VMS (5.5)
- person who wrote code long gone
- listen to records and copies to Unix
- solid as rock so far - but ...
Provides:
- ID time, # called, duration, extension, but not person or cost.
- could tie back extension to BINlist person etc. and
- look up country code and use avg cost/min/country from STS bills.