SIST ETS 300 133-1 E2:2003

SLOVENSKI STANDARD
SIST ETS 300 133-1 E2:2003
01-december-2003
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ElectroMagnetic Compatibility and Radio Spectrum Matters (ERM); Enhanced Radio
MEssage System (ERMES); Part 1: General aspects
Ta slovenski standard je istoveten z: ETS 300 133-1 Edition 2
ICS:
33.070.20 Sistem za osebni klic Paging systems
33.100.01 Elektromagnetna združljivost Electromagnetic compatibility
na splošno in general
SIST ETS 300 133-1 E2:2003 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST ETS 300 133-1 E2:2003

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SIST ETS 300 133-1 E2:2003
EUROPEAN ETS 300 133-1
TELECOMMUNICATION November 1997
STANDARD Second Edition
Source: ERM Reference: RE/ERM-RP04-007-1
ICS: 33.020
Key words: ERMES, paging, radio
Electromagnetic compatibility
and Radio spectrum Matters (ERM);
Enhanced Radio MEssage System (ERMES);
Part 1: General aspects
ETSI
European Telecommunications Standards Institute
ETSI Secretariat
Postal address: F-06921 Sophia Antipolis CEDEX - FRANCE
Office address: 650 Route des Lucioles - Sophia Antipolis - Valbonne - FRANCE
X.400: c=fr, a=atlas, p=etsi, s=secretariat - Internet: secretariat@etsi.fr
Tel.: +33 4 92 94 42 00 - Fax: +33 4 93 65 47 16
Copyright Notification: No part may be reproduced except as authorized by written permission. The copyright and the
foregoing restriction extend to reproduction in all media.
© European Telecommunications Standards Institute 1997. All rights reserved.

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Whilst every care has been taken in the preparation and publication of this document, errors in content,
typographical or otherwise, may occur. If you have comments concerning its accuracy, please write to
"ETSI Editing and Committee Support Dept." at the address shown on the title page.

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Contents
Foreword .5
Intellectual Property Rights.5
1 Scope .7
2 Normative references.7
3 Definitions and abbreviations .7
3.1 Introduction .7
3.2 Index .8
3.3 Vocabulary .9
3.3.1 Administrative terms.9
3.3.2 Identity related terms.10
3.3.3 Services, facilities and receiver features.11
3.3.4 Network related terms .11
3.3.5 Access related terms.13
3.3.6 Area concepts .13
3.3.7 Terms related to the radio subsystem.14
3.3.8 Miscellaneous.14
3.4 Abbreviations and acronyms.15
4 Structure of the ETS.17
4.1 Part 1: General aspects .17
4.2 Part 2: Service aspects.17
4.3 Part 3: Network aspects.17
4.4 Part 4: Air interface specification .17
4.5 Part 5: Receiver conformance specification .17
4.6 Part 6: Base station conformance specification.18
4.7 Part 7: Operation and maintenance aspects .18
5 General description of the system.18
5.1 Introduction .18
5.2 General objectives .18
5.2.1 Service related objectives .18
5.2.2 Performance related objectives.18
5.3 Services .18
5.4 System architecture, entities and functions .19
5.4.1 The receiver .19
5.4.2 The base station.19
5.4.3 The paging area controller .20
5.4.4 The paging network controller.20
5.4.5 The operation and maintenance centre .20
5.4.6 System architecture, interworking and interfaces .20
5.5 The radio subsystem .21
6 Interface version number .22
6.1 Definition.22
6.2 Presentation and encoding .22
6.3 Negotiation.22
Annex A (normative): Interface version numbers.23
Annex B (informative): ERMES references list .24
History.27

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ETS 300 133-1: November 1997
Foreword
This second edition European Telecommunication Standard (ETS) has been produced by the
Electromagnetic compatibility and Radio spectrum Matters (ERM) Technical Committee of the European
Telecommunications Standards Institute (ETSI).
This ETS comprises seven parts with the generic title "Electromagnetic compatibility and Radio spectrum
Matters (ERM); Enhanced Radio MEssage System (ERMES)". The title of each part is listed below:
Part 1: "General aspects";
Part 2: "Service aspects";
Part 3: "Network aspects";
Part 4: "Air interface specification";
Part 5: "Receiver conformance specification";
Part 6: "Base station specification";
Part 7: "Operation and maintenance aspects".
This part, ETS 300 133-1, gives a general description of the Enhanced Radio MEssage System (ERMES).
This part also includes a vocabulary of terms and a list of abbreviations and acronyms.
Transposition dates
Date of adoption: 7 November 1997
Date of latest announcement of this ETS (doa): 28 February 1998
Date of latest publication of new National Standard
or endorsement of this ETS (dop/e): 31 August 1998
Date of withdrawal of any conflicting National Standard (dow): 31 August 1998
Intellectual Property Rights
IPRs essential or potentially essential to this ETS may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and
can be found in ETR 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs
notified to ETSI in respect of ETSI standards", which is available free of charge from the ETSI
Secretariat. Latest updates are available on the ETSI Web server (http://www.etsi.fr/ipr).
Pursuant to the ETSI Interim IPR Policy, no investigation, including IPR searches, has been carried out by
ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETR 314 (or the
updates on http://www.etsi.fr/ipr) which are, or may be, or may become, essential to this ETS.

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1 Scope
This European Telecommunication Standard (ETS), describes the general aspects of the Enhanced
Radio MEssage System (ERMES). It comprises an abstract of each part of the ETS along with a general
description of:
- the objectives of the system;
- the services and facilities;
- a description of the elements and their functions.
A complete vocabulary for all parts of ETS 300 133 is given, together with a list of abbreviations and
acronyms.
Normative references which are quoted in each part of ETS 300 133 are gathered together and listed in
annex A (informative).
2 Normative references
This ETS incorporates by dated and undated reference, provisions from other publications. These
normative references are cited at the appropriate places in the text and the publications are listed
hereafter. For dated references, subsequent amendments to or revisions of any of these publications
apply to this ETS only when incorporated in it by amendment or revision. For undated references the latest
edition of the publication referred to applies.
[1] ETS 300 133-2 (1997): "Electromagnetic compatibility and Radio spectrum
Matters (ERM); Enhanced Radio MEssage System (ERMES); Part 2: Service
aspects".
[2] ETS 300 133-3 (1997): "Electromagnetic compatibility and Radio spectrum
Matters (ERM); Enhanced Radio MEssage System (ERMES); Part 3: Network
aspects".
[3] ETS 300 133-4 (1997): "Electromagnetic compatibility and Radio spectrum
Matters (ERM); Enhanced Radio MEssage System (ERMES); Part 4: Air
interface specification".
[4] ETS 300 133-5 (1997): "Electromagnetic compatibility and Radio spectrum
Matters (ERM); Enhanced Radio MEssage System (ERMES); Part 5: Receiver
conformance specification".
[5] ETS 300 133-6 (1997): "Electromagnetic compatibility and Radio spectrum
Matters (ERM); Enhanced Radio MEssage System (ERMES); Part 6: Base
station conformance specification".
[6] ETS 300 133-7 (1997): "Electromagnetic compatibility and Radio spectrum
Matters (ERM); Enhanced Radio MEssage System (ERMES); Part 7: Operation
and maintenance aspects".
3 Definitions and abbreviations
3.1 Introduction
The terms, definitions and abbreviations used throughout this ETS are given in this clause. A definition or
a reference to a definition given in this clause is valid in all parts of the ETS even if no definition is given
within a particular part.
An explanation of all the abbreviations and acronyms used in this ETS is given in alphabetical order in
subclause 3.4.

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The definitions are presented in eight groups. Within each group the definitions are given in a conceptual
order rather than alphabetical order. Each defined term is allocated a number. To assist the reader in
finding the definition of a term, an index of terms together with their associated numbers is given in
subclause 3.2.
3.2 Index
505 Access method
503 Access mode
501 Access network
506 Access service
504 Access terminal
502 Access type
309 Additional receiver feature
210 Address code
702 Alert signal
703 Alert signal indicator
214 Authentication code
708 Base station
604 Base station area
427 Basic kernel
307 Basic receiver feature
202 Basic RIC
301 Basic service
709 Batch
710 Batch number
711 Batch type
409 Call acceptance
102 Calling party
432 Closed User Group (CUG) database
707 Codeblock
706 Codeword
205 Country code
311 Divert AdC
712 End Of Message (EOM) character
402 ERMES system
435 External interface
705 External receiver
104 Fixed subscriber
430 Fixed subscriber records database
424 Fragmentation
416 Frequency divided network
605 Geographical area
211 Group address code
431 Group database
314 Group call
405 Home network
106 Home operator
412 Home PNC (PNC-H)
418 I1 Interface
419 I2 Interface
420 I3 Interface
421 I4 Interface
422 I5 Interface
423 I6 Interface
209 Initial address
411 Input PNC (PNC-I)
315 Interface Version Number (IVRx)
316 Interface Main Version Number (MVRx)
317 Interface Sub-version Number (SVRx)
434 Internal interface
213 Legitimization code
208 Local address

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713 Long message
802 Message bank
801 Message delivery time
305 Message number
103 Mobile subscriber
428 Mobile subscriber AdC records database
429 Mobile subscriber RIC message database
601 Network area
105 Network operator
407 Network status
425 Network time slot
507 One-stage selection
206 Operator code
203 Operator identity
401 Operator network
603 Paging area
207 Paging area code
415 Paging area controller
303 Paging call
304 Paging message
410 Paging network controller
701 Paging signal
413 PNC-H (FS)
426 Protocol stack
201 Radio identity code
306 Receiver feature
607 Roaming area
433 Roaming test message
606 Service area
312 Service identification code
212 Service number
310 Standard text
714 Sub-message
313 Subscriber feature
107 Subscriber registration
308 Supplementary receiver feature
302 Supplementary service
704 Symbol
602 System area
403 Telecommunication network
404 Telecommunications management network
408 Three state status
417 Time divided network
109 Toll ticketing
108 Traffic registration
414 Transmitting PNC (PNC-T)
508 Two-stage selection
101 User
406 Visited network
204 Zone code
3.3 Vocabulary
3.3.1 Administrative terms
101 user: A person or machine initiating an access to the operator network or receiving a message
through the operator network. User includes mobile subscribers, fixed subscribers and
non-registered customers.
102 calling party: A user entering paging tasks into the network.
103 mobile subscriber: A user who is registered in an operator network and receives paging
messages or uses his subscriber features.

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104 fixed subscriber: A calling party who is registered in a paging network and has an account for
sending messages and use of subscriber features.
105 network operator: The administration/company which is responsible for the technical and
commercial operation of the operator network.
106 home operator: The network operator to which a specific user has subscribed.
107 subscriber registration: The registration of a subscriber as a user of a particular operator network,
together with information on subscribed services, supplementary services and other associated
information needed for traffic handling.
108 traffic registration: A register of data concerning calls; needed for charging purposes and
statistics.
109 toll ticketing: A register of all data concerning a call (calling party, date and time, call duration,
mobile subscriber identity, supplementary services).
3.3.2 Identity related terms
201 Radio Identity Code (RIC): The number used by the system on the radio path to identify the
receiver(s) for which the page is intended. RIC has a total length of 35 bits and consists of four
parts: the zone code (3 bits) the country code (7 bits), the operator code (3 bits) and the local
address (22 bits).
202 basic RIC: The prime identity of a paging receiver allocated by the network operator when service
is initiated. It can not be changed without safeguards against unauthorized changes.
203 operator identity: The number used by the system on the radio path to identify the home operator
of a receiver. It has a total length of 13 bits and consists of three parts, the zone code, the country
code and the operator code.
204 zone code: Binary representation of the zone number defined in ITU-T Recommendation E.212,
annex A. The zone code consists of 3 bits.
205 country code: Binary representation of the country number defined in ITU-T
Recommendation E.212, annex A. The country code consists of 7 bits.
206 operator code: The number used by the system to identify an operator within a country. It consists
of 3 bits.
207 paging area code: The number used by the system to identify the paging area.
208 local address: The number used by a network to identify the receivers subscribed to it. It consists
of 22 bits. The four least significant bits of the local address denote the batch type of the receiver.
209 initial address: The 18 most significant bits of the local address.
210 Address Code (AdC): Identifies the RIC and the alert signal indicator.
211 group address code: The address code with which a group is called.
212 service number: The number used to gain access to a Paging Network Controller (PNC) in the
two-stage selection procedure.
213 legitimization code: A code stated by a calling party to prove that he is authorized to carry out a
particular restricted operation (an operation which is not allowed to all calling parties).
214 authentication code: A code used by a mobile or a fixed subscriber to allow the PNC to prove that
the identity stated by this subscriber is true.

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3.3.3 Services, facilities and receiver features
301 basic service: A basic service is one of the four paging categories; tone-only paging, numeric
paging, alphanumeric or transparent data paging.
302 supplementary service: A supplementary service modifies or supplements a basic service. The
offered supplementary services may be used by the subscribers/users at their discretion.
303 paging call: The complete process of delivering a paging message from the initiation by the calling
party to the reception by the mobile subscriber.
304 paging message: The tone-only, numeric, alphanumeric or transparent data information sent to a
paging receiver.
305 message number: The number allocated sequentially in the series 1 to 31 to each paging
message.
306 receiver feature: A piece of equipment or a function which directly relates to the operation of the
receiver. On this basis three categories of features can be distinguished: basic, supplementary and
additional features.
307 basic receiver feature: A feature directly related to the operation of a basic service.
308 supplementary receiver feature: A feature directly related to the operation of a supplementary
service.
309 additional receiver feature: A feature which is neither a basic nor a supplementary feature.
310 standard text: A predefined text message associated with an identification number. The texts are
defined by the network operator or may be defined by fixed subscribers.
311 divert adc: The AdC to which a mobile subscriber has diverted his paging messages.
312 service identification code: A two digit code used for the identification of a supplementary service
or a subscriber feature.
313 subscriber feature: Service or supplementary service available to a subscriber according to his
subscription. The feature may be activated on a registration basis or on demand. In this last case, it
is activated by the subscriber, after authentication.
314 group call: A call intended for two or more mobile subscribers.
315 Interface Version Number (IVRx): The version number of the relevant interface specification, x
represents the interface number (1 for I1.). For I5, IVR5 only refers to UCP.
The Interface Version Number consists of two integer numbers each of 2 digits. For presentation
purposes, the two numbers are separated by a dot in the specifications. The first two digits are the
main version number of the interface (MVRx), the last two digits are the subversion number of the
interface (SVRx).
316 Interface Main Version Number (MVRx): The main version number of the relevant interface, x
being the ERMES interface number.
317 Interface Sub Version Number (SVRx): The sub-version number of the relevant interface, x being
the ERMES interface number
3.3.4 Network related terms
401 operator network: All infrastructure which is the responsibility of the network operator.
402 ERMES system: The totality of the operator networks.

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403 telecommunication network: The telecommunication part of the operator network.
404 telecommunications management network: The operation and maintenance part of the operator
network.
405 home network: The operator network with which a mobile subscriber has signed a subscription.
406 visited network: The operator network to which the paging messages are routed when they are
sent outside the home network.
407 network status: An estimated value of the probability that the ERMES system will proceed
successfully with the paging call. It is estimated on a per call basis and depends on the availability
of all the elements of the system dealing with this call attempt and on message delivery time.
408 three state status: The criteria for the call acceptance. If the network status is above a threshold C
the call is accepted. If it is below a threshold UC the call is rejected. Between these two thresholds
the calling party receives information that the transmission cannot be guaranteed with the full quality
of service and a confirmation of the call attempt is demanded from the calling party.
409 call acceptance: The response to the calling party provided by the PNC-H. This response indicates
whether the call can be accepted.
410 Paging Network Controller (PNC): The central call processing unit associated with each
operator's telecommunication network. It administers subscriber registrations and performs paging
tasks.
411 Input PNC (PNC-I): PNC that is accessed by a calling party.
412 Home PNC (PNC-H): The PNC holding the subscriber registration database for a particular mobile
subscriber and to which all calls for this mobile subscriber are referred for processing.
413 PNC-H (FS): The PNC holding the subscriber registration database for a particular fixed subscriber
and to which all calls of this fixed subscriber are referred for processing.
414 Transmitting PNC (PNC-T): The PNC responsible for routeing a particular paging message to the
appropriate paging areas which are under its control.
415 Paging Area Controller (PAC): The functional entity controlling the base stations within one paging
area.
416 frequency divided network: A network that uses different frequency channels in adjacent paging
areas.
417 time divided network: A network that uses the same frequency channel during different
sub-sequences (periods of a time cycle) in adjacent paging areas.
418 I1 interface: The radio interface between the base stations and the paging receivers.
419 I2 interface: An interface between the Paging Area Controller (PAC) and the Base Station (BS).
420 I3 interface: The interface between the PNC and the PAC.
421 I4 interface: The interface between two PNCs.
422 I5 interface: An interface between the access network selected by the user and the operator
network.
423 I6 interface: An interface between the telecommunications terminal and the user.
424 fragmentation: A service offered at Open System Interconnection (OSI) layer 4 which allows the
splitting of an application packet into several smaller packets.

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425 network time slot: A particular configuration of an operator's network during a time slot which
consists of only one Paging Area (PA) comprising every Base Station (BS) of the network.
426 protocol stack: A set of protocols defined to build up the I4 interface.
427 basic kernel: The minimum of functionalities required for each I4 protocol layer.
428 mobile subscriber adc records database: The database giving the required information on
mobile subscribers for the processing of paging calls.
429 mobile subscriber RIC message database: The database dealing with message numbering and
storing.
430 fixed subscriber records database: The database giving details of the features available to a
particular fixed subscriber.
431 group database: The database giving information on the members of a mobile subscriber group.
432 Closed User Group (CUG) database: The database giving information on the members of a CUG.
433 roaming test message: A paging message sent automatically by the PNC-H to the roaming area
when the roaming is activated.
434 internal interface: An interface that is completely contained within an operator network.
435 external interface: An interface that is not completely contained within an operator network.
3.3.5 Access related terms
501 access network: The telecommunications network to which the access terminal is connected.
502 access type: Corresponds to the one-stage or two-stage selection.
503 access mode: The communication procedure between the calling party and the PNC. It may be
interactive or non interactive.
504 access terminal: The terminal with which the user accesses the telecommunication network. It
may be, for example, a telephone set, a telex, a videotex terminal or a PC with modem.
505 access method: A combination of access terminal, access network, access mode and access
type.
506 access service: A set of access methods provided to a user to access a service and/or a
supplementary service.
507 one-stage selection: Access type with two phases, input AdC and input message.
508 two-stage selection: Access type with three phases, input service number, input AdC and input
message.
3.3.6 Area concepts
601 network area: The area served by a single operator network.
602 system area: The total of all network areas.
603 paging area: The area controlled by a PAC. It is the minimum area to which a mobile subscriber is
permitted to subscribe in order to receive his paging messages.
604 base station area: The radio coverage area of a single base station.

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605 geographical area: One or several paging areas in an operator network. Defined by agreements
between network operators for inter network roaming or by a single operator for roaming within his
own network. It is used for roaming and choice of destination supplementary services.
606 service area: The paging area(s) to which the mobile subscriber has subscribed and in which a
paging message will normally be transmitted.
607 roaming area: The geographical area(s) where the mobile subscriber asks for his messages to be
transmitted when he uses the roaming service.
3.3.7 Terms related to the radio subsystem
701 paging signal: The signal sent on the radio path to a paging receiver.
702 alert signal: The signal generated by the receiver as an indication of a received paging signal.
703 alert signal indicator: The information bits contained in the I1 message header that determines
which alert signal should be generated at the receiver. It is related to the address code input by the
calling party.
704 symbol: Two bits of information which are the basic unit of information on the air interface. It
corresponds to one of the four modulation levels.
705 external receiver: A receiver operating in a network which is not its home network.
706 codeword: The ETS information unit of 30 bits length (used on the air interface).
707 codeblock: The unit of nine inter
...