Charging and Accounting Principles for the Global Virtual Network Service - Series D: General Tariff Principles General Tariff Principles - Charging and Accounting Principles for Intelligent Network Supported Services Study Group 3; 11 pp
The Global Virtual Network Service (GVNS) is a multi-network international service which provides private network functions to users at geographically dispersed international locations while minimizing the need for dedicated network resources. It may be offered to customers over the PSTN or ISDN.