ISO/IEC 11572:1997/Amd 1:1997

Information technology — Telecommunications and information exchange between systems — Private Integrated Services Network (PISN) — Circuit Mode Bearer Services — Inter-Exchange Signalling Procedures and Protocol — Amendment 1

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

35.110

Statut:

Annulée

Date de Publication:

1997-06-11

Numéro Standard:

ISO/IEC 11572:1997/Amd 1:1997