ITU-T X.2-2000 International Data Transmission Services and Optional User Facilities in Public Data Networks and ISDNs Series X: Data Networks and Open System Communications Public Data Networks - Services and Facilities Study Group 7; 27 pp
This Recommendation describes international data transmission services (leased circuit, circuit switched, packet switched, and fiame relay) and optional user facilities in public data networks and ISDNs. This revision includes optional user facilities for
ITU-T X.2-2000 history
2000ITU-T X.2-2000 International Data Transmission Services and Optional User Facilities in Public Data Networks and ISDNs Series X: Data Networks and Open System Communications Public Data Networks - Services and Facilities Study Group 7; 27 pp