A300	Airbus A300
IMA	Integrated Modular Architecture
AFDX	Avionics Full DupleX Switched Ethernet
HRT	Hard Real-Time
SRT	Soft Real-Time
NRT	Non-Real-Time
QoS	Quality of Service
S-ARRP	Quality of Service-Aware Ring Redundancy Protocol
ADCN	Aircraft Data Communication Network
PI	Performance Indicator
VL	Virtual Link
VLID	Virtual Link ID
ES	End-System
BAG	Bandwidth Allocation Gap
MFS	Maximum Frame Size
LRU	Line Replacement Unit
ISO	International Standard Organization
CSMA/CD	Carrier Sense Multiple Access with Collusion Detection
CSMA/CR	Carrier Sense Multiple Access with Collusion Resolution
DAL	Design Assurance Level
COTS	Commercial Off-The Shelf
WSCAN	Wireless Safety-Critical Avionics Network
HR-UWB	High Rate Ultra-Wideband
HTS	Hierarchical Traffic Shaping
TTE	Time-Triggered Ethernet
PRP	Parallel Redundancy Protocol
TTL	Time To Live
GW	GateWay
NBAD	NumBer of ADdresses