Standards published by AT&T, OCCs,LECs, and IECs
that define service availability, cost and provisioning
procedures.
Rate Table
A database containing cost of a call
based on area code and time of day.
Real time
1. The actual time during which a physical process
occurs. 2. Pertaining to the performance of a
computation during the actual time that the related
physical process occurs, in order that results of
the computation can be used in guiding the physical process.
Redundancy
Part of a message that can safely be omitted/deleted
without ruining the integrity of a message; backup
systems in case of main system failure.