Part 68 of The Federal Communications Commission (FCC) Rules and Regulations
(Ref Al 7) contains the minimum technical standards that Customer Premises
Equipment (CPE) must meet in order to be directly connected to the telephone network.
These rules specify those technical standards necessary to assure that CPE will not
cause harm to the telephone network.
TIA TSB31-B-1998 history
1998TIA TSB31-B-1998 Part 68 Rationale and Measurement Guidelines