3.2 Symbols

For the purposes of the present document, the following abbreviations apply:

AE Application Entity

APT Abstract Protocol Tester

ATM Abstract Test Method

ATS Abstract Test Suite

CoAP Constrained Application Protocol

CSE Common Service Entity

HTTP Hypertext Transfer Protocol

IP Internet Protocol

IUT Implementation Under Test

IXIT Implementation eXtra Information for Test

JSON JavaScript Object Notation

MQTT Message Queuing Telemetry Transport

MTC Main Test Component

PA Platform Adaptor

PICS Protocol Implementation Conformance Statement

PTC Paralell Test Component

PX PiXit

SA System Adaptor

SUT System Under Test

TC Test Case

TCP Transmission Control Protocol

TP Test Purposes

TS Test System

TSS Test Suite Structure

TTCN Tree and Tabular Combined Notation

UDP User Datagram Protocol

UT Upper Tester

XML eXtensible Markup Language