Zobrazeno 1 - 2
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pro vyhledávání: '"R. G. Basinger"'
Publikováno v:
Bell System Technical Journal. 61:1655-1674
Conventionally, operator assistance is required for most nonsent paid telephone calls (calls that are billed to a number other than the calling number). Examples of these calls include collect, credit card, and bill-to-third-number. These three types
Publikováno v:
AT&T Technical Journal. 64:1485-1502
This article describes the elements of the system development environment that support each phase of the 5ESS™ digital switching system product development. The elements themselves are complex hardware/software systems that are specialized to meet