HUT Comms Lab., Timo O. Korhonen
More PSTN standards...
nSeries O Recommendations -
Specifications of measuring
equipment
nSeries
P Recommendations - Telephone transmission quality, telephone installations, local line networks
nSeries
Q Recommendations - Switching
and signaling (Signaling Systems
no:4,5,6, and 7, Register Signaling no: R1, R2, IN - Service)
nSeries
V Recommendations - Data
communication over the telephone lines