# The Telecommunications (Leased Lines) (Amendment) Regulations 1994, Schedule: SUBSTITUTED SCHEDULE 2 TO THE PRINCIPAL REGULATIONS


“SCHEDULE 2
DEFINITION OF A MINIMUM SET OF PRIVATE CIRCUITS WITH HARMONIZED TECHNICAL CHARACTERISTICS
Regulation 3(1)(b)
The definition of the minimum set of private circuits to be provided by BT pursuant to paragraph 46A.1 of the conditions of the BT licence and by Hull pursuant to paragraph 48A.1 of the conditions of the Hull licence shall be as follows—
Technical Characteristics
Private Circuit type
Interface presentation specification
Connection characteristics and performance specifications
(1)The ITU-T recommendations referenced refer to the 1988 version.
(2)The attachment requirements for terminal equipment to be connnected to these private circuits are described in Common Technical Regulation 14 (CTR 14).
(3)Until 31st December 1996 private circuits may be provided in accordance with ITU-T G.703 instead of ETS 300 288.
(4)Until 31st December 1996 private circuits may be provided in accordance with relevant G.800 series recommendations instead of ETS 300 289.
(5)The attachment requirements for terminal equipment to be connected to these private circuits are described in CTR 12.
(6)Until 31st December 1996 private circuits may be provided in accordance with ITU-T G.703 instead of ETS 300 246.
(7)Until 31st December 1996 private circuits may be provided in accordance with relevant ITU-T G.800 series recommendations instead of ETS 300 247.
Ordinary quality voice bandwidth
2 or 4 wire analogue
ITU-T M.1040
Special quality voice bandwidth
2 or 4 wire analogue
ITU-T M.1020/M.1025
64 kbit/s digital
ETS 300 288 or X21 or X21(a)
ETS 300 289
2 048 kbit/s digital unstructured
ETS 300 246
ETS 300 247
For the types of private circuits listed above, the specifications referred to also define the network termination points (NTPs), in accordance with the definition given in Article 2 of Directive 90/387/EEC.”.

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Source: https://www.legislation.gov.uk/uksi/1994/2251/schedule (the official version)
Page: https://openlegislation.uk/telecommunications-leased-lines-amendment-regulations-1994/schedule
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.