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INTERNATIONAL TELECOMMUNICATION UNION
ITU-T RECOMMENDATION SUMMARY
Rec. No. : D.1
Title : General principles for the lease of international (continental
and intercontinental) private telecommunication circuits and
networks
Study Group : III - Tariff and Accounting Principles
Version : Revised
Date of adoption : 1991
Notes :
Recommendation D.1 sets out the general principles and conditions
applicable to international (continental and intercontinental) private
leased telecommunication circuits and networks, taking into account
opportunities available to Administrations, or other organizations or
persons to enter into special arrangements, subject to national laws
(including national regulations), for the establishment, operations,
and use of international private leased telecommunication circuits.
Recommendation D.1 also indicates what is to be understood by the
terms international private leased telecommunication circuits and
national extensions.
The international private leased telecommunication circuit service
consists of making dedicated international telecommunication circuits
available to a customer for use on the terms and conditions which may
be set out in a lease agreement between the customer and the
Administration of the country at each end of the circuit. Customers
may also combine a series of such circuits to establish international
private leased telecommunication circuit networks.
Recommendation D.1 precises the conditions of lease (technical
information to be provided by the customer, technical requirements,
transmission quality, extraordinary circumstances), the conditions of
use, the access (interconnection) to public networks, the principles
applicable to duration, charging and cancellation of lease,
particularly the provisions for allowances for interruptions.
To order the complete text of this Recommendation, please use the
Order Form for ITU-T Recommendations. An electronic version of this
form is available on ITUDOC (Winword: UPI=ITU-5265; ASCII: UPI=ITU-2488).