Last update PvD.

TMN Index

Also containing description of Abbreviations, Acronyms and Terms.


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Reference notation
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Comment notation

A

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
AAA
Acronym for Authentication (identify user), Authorisation (provide corresponding rights), Accounting (bill/audit trail); see SM NAD/FAD
Access Control (see SM NAD/FAD)
Access domain (Interworking)
Accessibility of management info (SM)
Accounting Management (AM: MFA)
ACSE
Association Control Service Element (Components)
Allied
operators, interworking (Interworking)
Active
Usage state (SMF State mgt)
Actors (Interworking)
Administrative state (SMF State mgt)
Agent
- functionality (Concepts)
Manager/- relationship (Concepts)
Alarm
-s flooding the TMN (Issues)
- handling (MFA FM)
- outstanding: Alarm status (SMF State mgt)
- Reporting function (SMF Alarm reporting)
- Resynchronization (SNMP differences)
- Severity (SMF Alarm reporting)
- Status (SMF State mgt)
AM
Accounting Management (MFA)
ANSI
American National Standards Institute (Stand.Org)
Aperiodic
- scheduling (SMF Scheduling)
Architecture
Logical Layered - (LLA)
ASN.1
Abstract Syntax Notation 1 (Components)
Asymmetric
- relationship between MOs (SMF Relationships)
ATM
Asynchronous Transfer Mode
ATMF
ATM Forum (Stand.Org)
Attributes
Status - (SMF State mgt)
Availability status (SMF State mgt)
Avalanches, Alarm - (Issues)

B

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
Backbone domain (Interworking)
BackedUp Object
Relationship role (SMF Relationships)
Back-up
- Object, - Relationship role (SMF Relationships)
Bearer service (Intro)
Behaviour (Concepts)
BER
Bit Encoding Rules (Components)
Bibliography of Standards (Standards)
Billing (MFA AM)
Blocks
TMN Function - (Components)
BML
Business Management Layer (BML)
- Generic interfaces (q, x, f)
BPR
Business Process Re-engineering (Intro)
Business Management Layer (BML: LLA)
- Generic interfaces (q, x, f)
Business Process Re-engineering (BPR: Intro)
Busy
Usage state (SMF State mgt)

C

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
CAC
Connection Admission Control (PM Capacity Mgt)
Call Detail Records (CDR: AM)
Capacity Management (MFA Process Cycle)
Cascading
- of MAFs (Concepts)
- interworking workorders (Interworking)
CCITT
Commité Consultatif International de Télégraphique et Téléphonique
now called ITU-T.  (Stand.Org)
CDR
Call Detail Records (AM)
Centrex
Public switch functioning as PABX with facilities (SML)
Charging (MFA AM)
Chained
- interworking (Interworking)
CIA
Acronym for Confidentiality, Integrity and Accessibility (SM)
Citation reference (TMN top)
Cleared
Alarm severity (SMF Alarm reporting)
Trouble state (SMF Trouble)
Client
-/Provider role (Interworking)
-/Server relationship (Concepts)
-/Server relationship between Managed Objects (SMF Relationships)
Closed
Trouble state (SMF Trouble)
CM
Configuration Management (CM)
CME
Conformant Management Entity (SMF Trouble)
CMIP
Common Management Interface Protocol (Components)
Alarm Notification (SMF Alarm reporting)
CMIS
Common Management Interface Servic (Components)
CMISE
Common Management Information Service Element (Components)
CMOT
CMIP over TCP/IP (Components)
CNM
Customer Network Management (Interworking)
Confidentiality of management info (SM)
Cold standby
Standby status (SMF State mgt)
Comment notation (TMN top)
Common Management Interface Protocol (CMIP: Concepts)
Common Management Interface Service (CMIS: Concepts)
Communication
-s Alarm(SMF Alarm reporting)
Data - Function (DCF: Components)
Message - Function (MCF: Components)
Complaints   (SMF Trouble)
Compliance (Stand.Conformance)
Concepts
TMN - (Concepts)
Configuration Management (CM: MFA)
Conformance suites (Stand.Conformance)
Conformant Management Entity (CME: SMF Trouble)
Contract (Interworking)
Control
- status (SMF State mgt)
- versus Management (EML)
- versus Monitoring (Interworking)
Traffic - (Capacity Management)
Correlated notifications
- in Alarm notification (SMF Alarm reporting)
CPE
Customer Premises Equipment (Components)
Critical (fault)
Alarm severity (SMF Alarm Reporting function)
Alarm status (SMF State mgt)
Customer
- contract (Interworking)
- domain (Interworking)
- Network Management (CNM: Interworking)
- Premises Equipment (CPE: Components)
- versus Provider role (Interworking)
- versus User (Interworking)
Critical
Alarm severity(SMF Alarm reporting)
Cycle
Capacity Management - (MFA)
Equipment life- (MFA)
Fault life- (MFA)
Service life- (MFA)

D

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
Data
- Communication Function (DCF: Components)
Protocol - Unit (PDU: Components)
DAVIC
Digital Audio Visual Interoperability Council (Stand.Org)
DCF
Data Communication Function (Components)
DCN
Data Communication Network (LLA)
the network used by TMN to communicate internally and to the Network Elements.
Deferred
Trouble state (SMF Trouble)
Degraded
Availability status (SMF State mgt)
Denotation of Comments, Citations and References (TMN top)
Dependency
Availability status (SMF State mgt)
Development
TMN - issues (Issues)
Disabled
Operational state (SMF State mgt)
Trouble state (SMF Trouble)
Distribution of Information (LLA Summary)
Document
Standards - (Stand.Bibliography)
Domains
- in networks (Interworking)
Duty
Off -, Availability status (SMF State mgt)

E

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
EB
Electronic Bonding (SMF Trouble)
ECC
Embedded Control Channel
A communication channel for operations and management purposes embedded in the transmission system (typically SDH)
ECMA
European Computer Manufacturers Association (Stand.Org)
Electronic Bonding (EB: SMF Trouble)
Element Management Layer (EML: LLA)
- Generic interfaces (q, x, f)
Element
Network - (NE: NEL)
Network - Function (NEF: Components)
EML
Element Management Layer (EML)
- Generic interfaces (q, x, f)
Enabled
Operational state (SMF State mgt)
Ensembles (Stand.Conformance)
Environmental alarm
alarm type(SMF Alarm reporting)
Equipment
- Alarm (SMF Alarm reporting)
- life cycle (MFA)
ETSI
European Telecommunications Standards Institute (Stand.Org)
Event
- Types for Alarms (SMF Alarm reporting)
- Information for Alarms (SMF Alarm reporting)
- flooding (Issues in development)
Examples
Focussed Overload (MFA PM Traffic Control)
Customer/Provider chain (Interworking)
Business Process Re-engineering (Introduction)

F

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
f reference point (Components)
FAB
Fulfilment, Assurance & Billing (by NMF SMART Issues)
FAD
Functional Access Control (SM)
Failed
Availability status (SMF State mgt)
Fallback role (SMF Relationships)
Fault
- Correlation (MFA FM)
- Management (FM: MFA)
- life cycle (MFA)
FCAPS
Fault-, Configuration-, Accounting-, Performance- & Security-management:  the Management Functional Areas (M.3400: MFA)
- versus Logical Layered Architecture (MFA vs LLA)
Flooding network management (Issues)
FM
Fault Management (MFA FM)
Focussed Overload, example of - (MFA PM Traffic Control)
FSN
Full Service Networks
A network providing a broad variety of services (typically on ATM) and therefore requiring integrated management.
FTAM
File Transfer, Access and Management (Components)
Function
- Blocks (Components)
Data Communication - (DCF: Components)
Mediation - (MF: Components)
Message Communication - (MCF: Components)
Network Element - (NEF: Components)
Operations Systems - (OSF: Components)
Q Adaptor - (QAF: Components)
State management - (SMF State mgt)
System Management - (SMF)
WorkStation - (WSF: Components)
Functional hierarchy (LLA)
Funding for TMN Development (Issues in development)

G

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
g reference point (Components)
GDMO
Generic Definition of Managed Objects (Components)
General management (MFA)
Generic
- States (SMF State mgt)
- Network Information Model (GNIM) (Concepts)
general purpose Information Model, defined in M.3100
Geographical domain (Interworking)
GNIM
Generic Network Information Model (Concepts)
general purpose Information Model, defined in M.3100
Group relationship (SMF Relationships)

H

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
Hierarchy
Logical - or Information - (LLA)
- Generic interfaces (q, x, f)
- in Operator interworking (Interworking)
HMI
Human/Machine Interface (Components)
Hot billing
Real-time provisioning of telecom bill (MFA AM)
Hot standby
Standby status (SMF State mgt)
Horizontal integration (Integration )

I

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
IAB
Internet Architecture Board (Stand.Org)
ICS
Information Conformance Statement (Stand.Conformance)
Idle
Usage state (SMF State mgt)
IEC
International Electrotechnical Commission (Stand.Org)
IEEE
Institute of Electrical and Electronic Engineers (Stand.Org)
IESG
Internet Engineering Steering Group (Stand.Org)
IETF
Internet Engineering Task Force (Stand.Org)
IM
Information Model (Concepts)
Anti-parallel -s (Concepts)
Cascading of -s (Concepts)
- versus MIB (Concepts)
IN
Intelligent Networks (Intro VAS)
Incumbent
In this context a telecom operator which has established itself for decades, i.e. the (ex-)monopoly in telecom (national PTT).
Indeterminate
Alarm severity (SMF Alarm reporting)
Information
- distribution (LLA Summary, Issues)
- hierarchy (LLA Summary)
- Model (IM: Concepts)
Initialization required
Procedural status (SMF State mgt)
Initialized
Not -, Procedural status (SMF State mgt)
Initializing
Procedural status (SMF State mgt)
Installed
Not -, Availability status (SMF State mgt)
Integration in the TMN, Issues … (Integration)
Integrity of management info (SM)
Interactions, customer/provider - (Interworking)
Interface
See also 'Reference point'
Generic -s (q, x, f)
Inter-operability (Stand.Conformance)
In test
Availability status (SMF State mgt)
Interval
- scheduling (daily, weekly, monthly) (SMF Scheduling)
Interworking
- schemes between operators (Interworking)
- versus Integration (Integration )
IP
Internet Protocol (Components)
IRSG
Internet Research Steering Group (Stand.Org)
IRTF
Internet Research Task Force (Stand.Org)
ISO
International Standards Organization (Stand.Org)
ISP
Independant Service Provider
Service provider (commonly for Internet access) not owned by the major telecom provider
Issues
- in TMN development (Issues)
- in standards (Standards)
IT
Information Technology (Components)
ITU
International Telecommunication Union (Stand.Org)
usually ITU-T:  ITU-Telecommunication standardization sector;  formerly known as CCITT.

L

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
Layering of MAFs (Concepts)
Legacy (systems)
In this context Operation Support Systems which are inherited from old times.  New OSSes have to interface to the legacy systems (according to non-standard interfaces) or to replace them.
Life cycle
Capacity Management - (MFA)
Equipment - (MFA)
Fault - (MFA)
Service - (MFA)
LLA
Logical Layered Architecture (LLA)
- versus FCAPS (MFA vs LLA)
- Generic interfaces (q, x, f)
Locked
Administrative state (SMF State mgt)
Part of services -, Control status (SMF State mgt)
Log full
Availability status (SMF State mgt)
Logical Layered Architecture (LLA: M.3010)
- versus Management Functional Areas (MFA vs LLA)
- Generic Components & Interfaces (q, x, f)

M

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
M.3010 Principles for a Telecommunications Management Network
Logical Layered Architecture
TMN Concepts
Generic Components & Interfaces
M.3400 TMN Management Functions MFA or FCAPS
m reference point (Components)
MAF
Management Application Funtion (Concepts)
Cascading of -s (Concepts)
Peer to peer -s (Concepts)
Major (fault)
Alarm severity (SMF Alarm Reporting function)
Alarm status (SMF State mgt)
Managed
- Object (MO: Concepts)
- Object Conformance Statement (MOCS: Stand.Conformance)
- Object representing Relationships (SMF Relationships)
- Objects, Roles & Relationships (SMF Relationships)
Management
- Application Function (MAF: Concepts)
- Functional Areas (MFA: M.3400 FCAPS)
- Functional Areas versus Logical Layered Architecture (MFA vs LLA)
- Information Base (MIB: Concepts)
- versus Control (EML)
Common - Interface Protocol (Concepts)
Common - Interface Service (Concepts)
Customer Network - (CNM: Interworking)
Object - Function X.730 (SMF)
Shared - Knowledge (Concepts)
Simple Network - Protocol (SNMP: Components)
State - function (SMF State mgt)
System - Functions (SMF)
Manager
-/Agent relationship (Concepts)
- functionality (Concepts)
MAP
Management Application Protocol (Components)
MCF
Message Communication Function (Components)
MCS
Management Conformance Statement (Stand.Conformance)
Mediation Function (MF: Components)
Meetering
Registration of usage data (MFA AM)
Member role
- in group relationships (SMF Relationships)
Message Communication Function (MCF: Components)
Methods (Concepts)
MF
Mediation Function (Components)
MFA
Management Functional Areas (MFA)
- versus LLA (MFA vs LLA)
MIB
Management Information Base (Concepts)
- versus IM (Concepts)
Minor (fault)
Alarm severity (SMF Alarm Reporting function)
Alarm status (SMF State mgt)
MIS
Management Information Service
Set of OSI/ITU recommendations
MO
Managed Object (Concepts)
MOCS
Managed Object Conformance Statement (Stand.Conformance)
Monitoring versus Control (Interworking)
MRCS
Management Relationship Conformance Statement (Stand.Conformance)
MSAF
Multimedia Service Affiliate Forum (Stand.Org)
MSAN
Multi-Service Access Node (Examples of Integration)

N

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
NAD
Network Access Control (SM)
NAP
Network Access Point (LLA SML)
NE
Network Element (NEL)
NEF
Network Element Function (Components)
NEL
Network Element Layer (NEL)
Nested interworking (Interworking)
Network Management Layer (NML: LLA)
- Generic interfaces (q, x, f)
Network
- Element (NE: NEL)
- Element Function (NEF: Components)
Customer - Management (CNM: Interworking)
Simple - Management Protocol (SNMP: Components)
NMF
Network Management Forum (Stand.Org, Issues)
NML
Network Management Layer (NML)
- Generic interfaces (q, x, f)
Notation of Comments, Citations and References (TMN top)
Not initialized
Procedural status (SMF State mgt)
Not installed
Availability status (SMF State mgt)
Notifications
- of Trouble (SMF Trouble)

O

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
Object
Back-up -, Backed-Up - (SMF Relationships)
- Management Function X.730 (SMF)
Managed - Conformance Statement (MOCS: Stand.Conformance)
Off duty
Availability status (SMF State mgt)
Off line
Availability status (SMF State mgt)
OMNIPoint
Open Management Interoperability Point (Stand.Org)
One-way relationship (SMF Relationships)
OO
Object Oriented (Concepts)
Open/Active
Trouble state (SMF Trouble)
Open System
OSI definition regarding interworking
Operational state (SMF State mgt)
Operations
- Support System (OSS: Components)
- System (OS: Components)
- Systems Function (OSF: Components)
- scheduling (SMF Scheduling)
Operator
- contract with customer (Interworking)
- versus Customer (Interworking)
- versus Provider (Interworking)
Regional - (Interworking)
Service - (SML)
Organizations
Standards - (Stand.Org)
OS
Operations Systems (Components)
OSF
Operations Systems Function (Components)
OSI
Open Systems Interconnection;
Model for communications defined by ISO (Stand.Org)
- stack (Components)
OSS
Operations Support Systems (OSS: Components)
Overload, example of Focussed - (MFA PM Traffic Control)
Owner role
- in Group elationships (SMF Relationships)

P

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
Part of services locked
Control status (SMF State mgt)
Partitioned interworking (Interworking)
Peer
- relationship role (SMF Relationships)
- to Peer (Concepts)
Periodic
- scheduling (SMF Scheduling)
Pricing
- in TMN (Issues in development)
Primary role
Fallback relationship (SMF Relationships)
Provider
Customer/- interaction (Interworking)
Object: Service relationship (SMF Relationships)
PDU
Protocol Data Unit (Components)
Performance Management (PM: MFA)
PICS
Protocol Implementation Conformance Statement (Stand.Conformance)
PM
Performance Management (MFA PM)
POP
Points Of Presence (SML)
Power off
Availability status (SMF State mgt)
Priorities of ITU for Information Modelling (Standards)
Probable Cause
- of an Alarm (SMF Alarm Reporting function)
- in Alarm notification (SMF Alarm reporting)
Procedural status (SMF State mgt)
Process
Business - reengineering (Intro)
- Cycles
Processing error
- alarm (SMF Alarm reporting)
Protocol
- Implementation Conformance Statement (PICS: Stand.Conformance)
- stack (Components)
Common Management Interface - (CMIP: Concepts)
Management - (Components)
Simple Network Management - (SNMP: Components)
X.25 - (Components)
Provider
- versus Customer (Interworking)
- versus Operator (Interworking)
Providing service
Standby status (SMF State mgt)
Provisioning
Provisioning consists of procedures necessary to bring an equipment into service not including installation (M.3400: MFA CM; there is also a less restrictive interpretation of provisioning).
PTO
Public Telecom Operator (LLA)
PTR
Provider Trouble Report (SMF Trouble )
Pyramid (LLA Summary)

Q

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
Q Adaptor Function (QAF: Components)
q reference point (Components)
Q3 interface (Components)
q3
- reference point (Components)
- interface issues, (Issues in development)
QAF
Q Adapter Function (Components)
Reverse - (SMF Trouble)
QoS
Quality of Service (MFA PM)
Quality of Service (QoS: MFA PM)
- Alarm (SMF Alarm reporting)
qx reference point (Components)
Queued
Trouble state (SMF Trouble)

R

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
Rating
Part of (AM) Charging process
Reciprocal relationship
- between objects (SMF Relationships)
RDN
Relative Distinguished Name
Reference
- documents (Stand.Biblio)
- notation (TMN top)
Reference point
f - (Components)
g - (Components)
m - (Components)
q - (Components)
q3 - (Components)
Q3 - (Components)
qx - (Components)
x - (Components)
- overview (Components)
Regional domain, operator (Interworking)
Relationship
Manager/Agent - (Concepts)
- between Objects (SMF Relationships)
- between Operators (Interworking)
Repair
Under -, Alarm status (SMF State mgt)
Reporting
Alarm - (SMF Alarm Reporting function)
Procedural status (SMF State mgt)
Reserved for test
Control status (SMF State mgt)
Resynchronization of Alarms (SNMP differences)
Reverse QAF (SMF Trouble)
RFC
Request For Comment (Stand.Org)
This may sound innocent, but they achieve the status of (MoD) standard for Internet.
Roles
Customer versus Provider -, interworking (Interworking)
relationship - between Managed Objects (SMF Relationships) (Concepts)
Root Cause (MFA FM)
ROSE
Remote Operation Service Element (Components)
RPOA
Recognized Private Operating Companies

S

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
SAP
Service Access Point (LLA SML)
Schedule
-, scheduling (activate, deactivate) (SMF Scheduling)
SDH
Synchronous Digital Hierarchy
Standard for synchronous transmission. The hierarchy refers to the levels of multiplexing.
Secondary role
Fallback relationship (SMF Relationships)
Security Management (SM: MFA)
Self-management (MFA General Mgt)
Serializing of MAFs (Concepts)
Server
Client/- relationship (Concepts)
Service
- Management Layer (SML: LLA)
- Generic interfaces: q, x, f(Generic components)
- Access Point (LLA SML)
- domains (Interworking)
- interactions (Interworking)
- Level Agreement (SLA) or
- Level Guarantee (SLG: MFA PM)
- life cycle (MFA)
- Management, Automation and Re-engineering Team (SMART: Stand.Org)
- Operator (SML)
- Order (Service cycle)
- Provider (SML, roles: Interworking)
- Providers' Integrated Requirements for Information Technology (SPIRIT: Stand.Org)
- Role (SMF Relationships)
Bearer - (Intro)
Supplementary - (Intro)
Tele- (Intro)
Value Added - (Intro)
Severity
Alarm - (SMF Alarm Reporting function)
Shared Management Knowledge (SMK: Concepts)
Shutting down
Administrative state (SMF State mgt)
Simple Network Management Protocol (SNMP: Components)
SLA
Service Level Agreement (SLA: MFA PM)
- creation
- contract (Interworking contracts)
SLG
Service Level Guarantee; same as SLA (PM PM)
SM
Security Management (MFA SM)
SMART
Service Management, Automation and Re-engineering Team (Stand.Org)
- issues (Issues)
SMF
System Management Function (SMF)
SMI
Structure of Management Information (e.g. GDMO). See X.720
SMK
Shared Management Knowledge (Concepts)
SML
Service Management Layer (SML)
- Generic interfaces (q, x, f)
SMO
Scheduled Managed Object (SMF Scheduling: X746)
SMURF
System Management Function (SMF)
SNMP
Simple Network Management Protocol (Components)
SO
Scheduler Object (SMF Scheduling: X746)
SP
Service Provider (Interworking)
SPIRIT
Service Providers' Integrated Requirements for Information Technology (Stand.Org)
Stack
protocol - (Components)
Standards
- Bibliography
- Organizations
Standardisation, Issues in Development (Issues)
Standby status (SMF State mgt)
State
Administrative - (SMF State mgt)
Combination of -s (SMF State mgt)
Generic - (SMF State mgt)
Operational - (SMF State mgt)
Relation with Standby status (SMF State mgt)
Usage - (SMF State mgt)
- management function (SMF State mgt: X.731)
- Change in Alarm notification (SMF Alarm reporting)
Status
Alarm - (SMF State mgt)
Availability - (SMF State mgt)
Control - (SMF State mgt)
Procedural - (SMF State mgt)
Standby - (SMF State mgt)
Unknown - (SMF State mgt)
- attributes (SMF State mgt)
Subject to test
Control status (SMF State mgt)
Subscribtions
Multiple - (Interworking)
Supplementary service (Intro)
Suspended
Control status (SMF State mgt)
Symmetric
- relationship between MOs (SMF Relationships)
System
- management (MFA General Mgt)
- Management Functions (SMF: X.73x)
Operations - (OS: Components)
Operations Support - (OSS: Components)
Operations - Function (OSF: Components)

T

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
TAP
Test Access Path (MFA FM)
Tariffing
Defining prices for service components (MFA AM)
TCA
Threshold Crossing Alarm (MFA PM)
TCP
Transfer Control Program (SNMP)
Telecommunications Management Network (TMN: Intro)
Tele-service (Intro)
Terminating
Procedural status (SMF State mgt)
Test
In -, Availability status (SMF State mgt)
Reserved for -, Control status (SMF State mgt)
Subject to -, Control status (SMF State mgt)
TINA-c
Telecommunications Information Network Architecture - consortium (Stand.Org)
TL1
Transaction Language 1 (Components)
TMN
Telecommunications Management Network (Intro)
Alarms flooding the - (Issues)
- development issues (Issues)
- integration/interworking (Integration )
- issues, pricing, funding (Issues)
- Pyramid (LLA Summary)
- standards (Standards)
Traffic Control (Capacity Management)
Trend indication
- in Alarm notification (SMF Alarm reporting)
Threshold information
- in Alarm notification (SMF Alarm reporting)
TRFD
Trouble Report Format Definition (SMF Trouble)
Trigger
- scheduling (SMF Scheduling)
Trouble
A problem in a communications network that has an adverse effect on the Quality of Service as perceived by the network user. (SMF Trouble)
- management function (SMF Trouble: X.790)
TT
Trouble Ticket or Trouble Ticketing (SMF Trouble)
TTCN
Tree and Tabular Combined Notation. X.292
TTR
Telecommunications Trouble Report (SMF Trouble)

U

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
UDP
User Datagram Protocol (unreliable transport protocol over IP)
Under repair
Alarm status (SMF State mgt)
Unknown status (SMF State mgt)
Unlocked
Administrative state (SMF State mgt)
Usage state (SMF State mgt)
User
- versus Customer (SML)
- role in Interworking (Interworking)
-Object, in Service relationship (SMF Relationships)

V

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
Value Added Services (VAS: Intro)
VAS
Value Added Services (Intro)
Vertical integration (Integration )
Virtual Private Network (VPN: SML)
VPN
Virtual Private Network (SML)

W

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
Warning
Alarm severity (SMF Alarm Reporting function)
Work Order
- for equipment (Equipment cycle)
- sequence (Interworking)
WorkStation Function (WSF: Components)
WSF
WorkStation Function (Components)

X

 A·B· C·D·E· F·G·H· I·J·K·L·M· N·O·P· Q·R·S· T·U·V· W·X·Y·Z 
X.25 (Components)
X.731 SMF State management function (SMF State mgt)
X.732 SMF Attributes for representing Relationships (SMF Relationships)
X.733 SMF Alarm Reporting function (SMF Alarm)
X.746 SMF Scheduling function (SMF Scheduling)
X.790 SMF Trouble management function (SMF Trouble mgt)
x reference point (Components)

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