This is an example lexicon
Ceci est un exemple de lexique
KAB
implicit-from-entry-label: Authentication Key (same as KMAC)
Authentication Key (same as KMAC)
implicit-from-entry-label: Authentication Response
Authentication Response
BAC
implicit-from-entry-label: Balanced Asynchronous Class
Balanced Asynchronous Class
CSPDN
implicit-from-entry-label: Circuit Switched Public Data Network
Circuit Switched Public Data Network
implicit-from-entry-label: Circuit Switched
Circuit Switched
CFM
implicit-from-entry-label: Communication Functional Module
Communication Functional Module
CEPID
implicit-from-entry-label: Connection EndPoint IDentifier
Connection EndPoint IDentifier
implicit-from-entry-label: Control Channel
Control Channel
CS MODE
Circuit switched transmission mode uses a dedicated end-to-end transmission resource for each logical connection.
DCE
implicit-from-entry-label: Data Communication Equipment
Data Communication Equipment
DATA ENCRYPTION STANDARD (DES)
A block cipher published in 1977 by the NBS as a US government norm. DES has been renamed Data Encryption Algorithm (DEA) during its adoption as an ANSI standard ([ANSI X3.92], 1981).
DES
implicit-from-entry-label: Data Encryption Standard
Data Encryption Standard
DTE
implicit-from-entry-label: Data Terminal Equipment
Data Terminal Equipment
implicit-from-entry-label: Data
Data
DELETION (of a message)
An attack in which a message is erased from the stream of messages.
DES KEY
A cryptographic key of length 64 bits, where each eighth bit is an odd parity bit, as defined in [ANSI X3.92], 1981. Because of this structure, the effective key length is 56 bits.
implicit-from-entry-label: Destination Address
Destination Address
implicit-from-entry-label: Direction Flag
Direction Flag
implicit-from-entry-label: Disconnect
Disconnect
implicit-from-entry-label: Elementary File (SIM Card)
Elementary File (SIM Card)
eMLPP
implicit-from-entry-label: Enhanced Multi-Level Precedence and Pre-emption
Enhanced Multi-Level Precedence and Pre-emption
ETY
implicit-from-entry-label: ETCS ID type field in a SaPDU
ETCS ID type field in a SaPDU
ETS
implicit-from-entry-label: European Telecommunication Standard
European Telecommunication Standard
AU1
implicit-from-entry-label: First Authentication message
First Authentication message
FORM FIT FUNCTIONAL INTERFACE SPECIFICATION (FFFIS)
A FFFIS is the complete definition of an interface between functional or physical entities. The FFFIS includes: - FIS, - Electrical characteristics related to data, - communication protocol, - plug. The FFFIS guarantees the interoperability but not the exchangeability of physical entities.
FRMR
implicit-from-entry-label: FRaMe Reject
FRaMe Reject
implicit-from-entry-label: Full-rate traffic channel
Full-rate traffic channel
FUNCTIONAL INTERFACES SPECIFICATION (FIS)
A FIS specifies the link between functional modules or between physical entities by: - The required external data flow, - The required data characteristics, - The data range and resolution requirements.
FUNCTIONAL MODULE
Set of functions contributing to realize the same global task.
FRMCS
implicit-from-entry-label: Future Railway Mobile Communication System
Future Railway Mobile Communication System
HDLC
implicit-from-entry-label: High level Data Link Control
High level Data Link Control
implicit-from-entry-label: Identity
Identity
INSERTION (of a new message)
An attack in which a new message is being implanted into the stream of messages.
ISDN
implicit-from-entry-label: Integrated Services Digital Network
Integrated Services Digital Network
IEC
implicit-from-entry-label: International Electrotechnical Commission
International Electrotechnical Commission
ITU
implicit-from-entry-label: International Telecommunication Union
International Telecommunication Union
LAPB
implicit-from-entry-label: Link Access Protocol Balanced
Link Access Protocol Balanced
implicit-from-entry-label: Management
Management
Mandatory feature
The feature has to be provided by on-board and/or trackside equipment where interoperability is required.
implicit-from-entry-label: Mandatory parameter
Mandatory parameter
MESSAGE AUTHENTICATION CODE (MAC)
An authenticator which is sent with a message to enable the receiver to detect alterations made to the message since it left the sender and to verify that the source of the message is as claimed. The MAC is a function of the whole message and a secret key.
MTI
implicit-from-entry-label: Message Type Identifier
Message Type Identifier
implicit-from-entry-label: message
message
MNID
implicit-from-entry-label: MNID list is a list of Mobile Network IDs.
MNID list is a list of Mobile Network IDs.
implicit-from-entry-label: Mobile Termination
Mobile Termination
MODIFICATION (of a message)
Any unauthorised change of any part of a message.
National Add-on
The feature is a matter of national railway specification. Interoperability must not be influenced.
NPDU
implicit-from-entry-label: Network Protocol Data Unit
Network Protocol Data Unit
NSAP
implicit-from-entry-label: Network Service Access Point
Network Service Access Point
NSDU
implicit-from-entry-label: Network Service Data Unit
Network Service Data Unit
implicit-from-entry-label: Network Termination
Network Termination
OSI
implicit-from-entry-label: Open System Interconnection
Open System Interconnection
O&M
implicit-from-entry-label: Operation and Maintenance
Operation and Maintenance
Optional feature/Option
The feature might be provided or not. If provided, it has to be provided as specified. Optional features are not required. Interoperability between EuroRadio systems providing and not providing the optional feature has to be guaranteed. Otherwise, the option has to be deactivated.
PDN
implicit-from-entry-label: Packet Data Network
Packet Data Network
PDP
implicit-from-entry-label: Packet Data Protocol
Packet Data Protocol
PSD
implicit-from-entry-label: Packet Switched Data
Packet Switched Data
implicit-from-entry-label: Packet Switched
Packet Switched
PADDING
The information used to fill the unused part of a message to fill the block size.
PPP
implicit-from-entry-label: Point to Point Protocol
Point to Point Protocol
PDU
implicit-from-entry-label: Protocol Data Unit
Protocol Data Unit
PS MODE
Packet switched transmission mode shares radio transmission resources between several logical connections.
PS SERVICE SETUP
GPRS attach followed by PDP context activation, as described in ANNEX G.
PS STATUS
Status of the PS service setup: it’s successful or OK only if PS service setup is successful.
PSTN
implicit-from-entry-label: Public Switched Telephone Network
Public Switched Telephone Network
QoS
implicit-from-entry-label: Quality of Service
Quality of Service
RADIO COMMUNICATION SYSTEM
A radio transmission system providing data communication services via open networks. It can be completed by an safety related transmission system to ensure safe data transmission.
REPETITION/REPLAY
An attack in which a message is stored and re-transmitted later.
implicit-from-entry-label: ReQuest
ReQuest
implicit-from-entry-label: ResPonse
ResPonse
RTO
implicit-from-entry-label: Retransmission TimeOut
Retransmission TimeOut
SaCEPID
implicit-from-entry-label: Safe Connection EndPoint IDentifier
Safe Connection EndPoint IDentifier
SFM
implicit-from-entry-label: Safe Functional Module
Safe Functional Module
SaF
implicit-from-entry-label: Safety Features
Safety Features
SaPDU
implicit-from-entry-label: Safety Protocol Data Unit
Safety Protocol Data Unit
SaSAP
implicit-from-entry-label: Safety Service Access Point
Safety Service Access Point
SaSDU
implicit-from-entry-label: Safety Service Data Unit
Safety Service Data Unit
SaS
implicit-from-entry-label: Safety Service
Safety Service
SaUD
implicit-from-entry-label: Safety User Data
Safety User Data
AU2
implicit-from-entry-label: Second Authentication message
Second Authentication message
SREJ
implicit-from-entry-label: Selective REJect
Selective REJect
SAP
implicit-from-entry-label: Service Access Point
Service Access Point
implicit-from-entry-label: Session Key (same as KSMAC)
Session Key (same as KSMAC)
KSMAC
implicit-from-entry-label: Session Key
Session Key
SABME
implicit-from-entry-label: Set Asynchronous Balanced Mode Extended
Set Asynchronous Balanced Mode Extended
implicit-from-entry-label: Source Address
Source Address
AU3
implicit-from-entry-label: Third Authentication message
Third Authentication message
TRANSMISSION MODE TABLE
The Transmission mode table contains the transmission mode for each known ETCS ID (i.e. RBC).
TCEPID
implicit-from-entry-label: Transport Connection EndPoint IDentifier
Transport Connection EndPoint IDentifier
implicit-from-entry-label: Transport Connection
Transport Connection
TP2
implicit-from-entry-label: Transport Protocol Class 2
Transport Protocol Class 2
TPDU
implicit-from-entry-label: Transport Protocol Data Unit
Transport Protocol Data Unit
implicit-from-entry-label: Transport Protocol
Transport Protocol
TSAP
implicit-from-entry-label: Transport Service Access Point
Transport Service Access Point
TSDU
implicit-from-entry-label: Transport Service Data Unit
Transport Service Data Unit
implicit-from-entry-label: Transport Service
Transport Service
TRIPLE-KEY
Term used for three concatenated DES-keys, i.e. a length of 192 bits. In this specification, KMAC and KSMAC are both triple-keys.
implicit-from-entry-label: Unnumbered Acknowledge
Unnumbered Acknowledge
implicit-from-entry-label: Unnumbered Information (HDLC frame)
Unnumbered Information (HDLC frame)
X(D)
implicit-from-entry-label: Use of this parameter is a user option. If not provided, a default value will be used
Use of this parameter is a user option. If not provided, a default value will be used
X(U)
implicit-from-entry-label: Use of this parameter is a user option
Use of this parameter is a user option
Railway Infrastructure