S.D. Admin. R. 20:10:28:34
Local switching equipment, category 3, is included in accounts 2210, 2211, 2212, and 2215. It comprises all central office switching equipment not assigned to categories 1, 2, and 4. Equipment used for the identification, recording, and timing of customer-dialed charge traffic or switched private line traffic or switchboards used solely for recording of calling telephone numbers in connection with customer-dialed charge traffic or switched private line traffic, or both, is included in this local switching category. Equipment provided and used primarily for operator-dialed toll or customer-dialed charge traffic, except such equipment included in category 2 tandem switching equipment, is also included in this local switching category. Special services switching equipment which primarily performs the switching function for special services is also included in this local switching category.
Local office, as used in this section, comprises one or more local switching entities of the same equipment type in an individual location. A local switching entity comprises that local central office equipment of the same type which has a common intermediate distributing frame, marker group, or other separately identifiable switching unit serving one or more prefixes.
A host/remote local switching complex is composed of an electronic analog or digital host office and all of its remote locations. A host/remote local switching complex is treated as one local office.
S.D. Admin. R. 20:10:28:34
General Authority: SDCL 49-1-11, 49-31-5, 49-31-18.
Law Implemented: SDCL 49-31-18.
Note: Examples of local switching equipment include basic switching train, toll connecting trunk equipment, interlocal trunks, tandem trunks, terminating senders used for toll completion, toll completing train, call reverting equipment, weather and time of day service equipment, and switching equipment at electronic analog or digital remote line locations. Examples of equipment used for the identification, recording and timing of customer-dialed charge traffic or switched private line traffic include transmitters, recorders, call identify indexers, perforators, ticketers, detectors, and mastertimers. Examples of equipment provided and used primarily for operator-dialed toll or customer-dialed charge traffic include directors, translators, sender registers, out trunk selectors, and facilities for toll intercepting and digit absorption. Special services switching equipment includes switching equipment and switchboards which primarily perform the switching function for special services.
Categories, § 20:10:28:20. Central office-switching, 47 C.F.R. § 32.2210 (1991). Analog electronic switching, 47 C.F.R. § 32.2211 (1991) Digital electronic switching, 47 C.F.R. § 32.2212 (1991). Electro-mechanical switching, 47 C.F.R. § 32.2215 (1991). Local switching equipment - category 3, 47 C.F.R. § 36.125(a) (1991).