ÖNORM EN 301813-4 V 1.1.1:2002-04
Действует
Integrated Services Digital Network (ISDN) and Broadband Integrated Services Digital Network (B-ISDN) - Generic Addressing and Transport (GAT) protocol - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation extra Information for Testing (PIXIT) proforma specification (incl. Diskette!!!)
