1 Scope
2 References
3 Definitions
4 Abbreviations and acronyms
5 Conventions
6 Framework
6.1 Layer 1
6.2 Layer 2
6.3 Implementation
6.4 Operator information
7 Designations of public switched circuit interconnections
7.1 General
7.2 Telephone-type circuits
7.3 Circuit used for switched telex and telegraph services
7.4 Interconnecting circuits in the public switched data network
7.5 Related information
8 Related information for public switched circuit interconnections
8.1 Urgency for restoration [item 1]
8.2 Terminal countries [item 2]
8.3 Names of Network operators/service providers [item 3]
8.4 Control station (sub-control station(s)) [item 4]
8.5 Fault report points [item 5]
8.6 Routing [item 6]
8.7 Association [item 7]
8.8 Equipment information [item 8]
8.9 Use [item 9]
8.10 Transmission medium information [item 10]
8.11 Composition of the transmission [item 11]
8.12 Bandwidth or bit rate [item 12]
8.13 Signalling type [item 13]
9 Designations of fixed (non-switched) circuit interconnections between
operators
9.1 General
9.2 Leased circuit interconnections
9.3 Fixed (non-switched) public circuits
9.4 Related information
10 Related information for fixed circuit interconnections
10.1 Urgency for restoration [item 1]
10.2 Terminal countries [item 2]
10.3 Names of Network operators/service providers [item 3]
10.4 Control station (sub-control station(s)) [item 4]
10.5 Fault report points [item 5]
10.6 Routing [item 6]
10.7 Association [item 7]
10.8 Equipment information [item 8]
10.9 Use [item 9]
10.10 Transmission medium information [item 10]
10.11 Composition of the transmission [item 11]
10.12 Bandwidth or bit rate [item 12]
10.13 Signalling type [item 13]
10.14 Applicable ITU-T Recommendations [item 14]
11 Designations of group, supergroup, etc. (bidirectional and
unidirectional) interconnections
11.1 General
11.2 Bidirectional groups, etc.
11.3 Unidirectional groups and supergroups
11.4 Related information
12 Designations of group link, supergroup link and line link
interconnections
12.1 Group and supergroup links
12.2 Line links
12.3 Related information
13 Related information for group, group link and line link
interconnections
13.1 Urgency for restoration [item 1]
13.2 Terminal countries [item 2]
13.3 Names of Network operators/service providers [item 3]
13.4 Control station [sub-control station(s) [item 4]
13.5 Fault report points [item 5]
13.6 Routing [item 6]
13.7 Association [item 7]
13.8 Equipment information [item 8]
13.9 Use [item 9]
13.10 Transmission medium information [item 10]
13.11 End-to-end information or Operational Agreement [item 11]
13.12 Bandwidth [item 12]
13.13 Occupancy (for groups/supergroups, etc., and for line links) [item 13]
14 Designations of digital block (bidirectional and unidirectional)
interconnections
14.1 General
14.2 Bidirectional digital blocks
14.3 Restoration digital blocks
14.4 Multiple destination unidirectional digital blocks
14.5 Single destination unidirectional digital blocks
14.6 Related information
15 Designation of digital path interconnections
15.1 Conventional digital paths not connected to their terminal equipment
15.2 Restoration digital paths
15.3 Digital line sections and digital radio sections
15.4 Related information
16 Designations of routes in the mixed analogue/digital transmission
network
16.1 Transmission routes with one
analogue-to-digital conversion
16.2 Transmission routes with two analogue-to-digital conversions
16.3 Transmission routes with more than two analogue-to-digital conversions
16.4 Related information
17 Designation of data transmission systems
17.1 General
17.2 Data transmission links
17.3 Related information
18 Designations of digital block interconnections created by the
interconnection of Digital Circuit Multiplication Equipments (DCMEs)
18.1 General
18.2 Multi-clique configuration of DCMEs
18.3 Low rate encoding equipment
18.4 Related information
19 SDH
19.1 Designation of multiplex sections of the Synchronous Digital Hierarchy
(SDH)
19.2 Designations of Virtual Container interconnections
19.3 Concatenated virtual containers
19.4 Leased circuits based on SDH
20 Related information for digital block, path, data transmission system,
block interconnections created by the interconnection of DCMEs, SDH multiplex
sections and Virtual Containers
20.1 Urgency for restoration [item 1]
20.2 Terminal countries [item 2]
20.3 Names of network operators/service providers [item 3]
20.4 Control station [sub-control station(s)] [item 4]
20.5 Fault report points [item 5]
20.6 Routing [item 6]
20.7 Association [item 7]
20.8 Equipment information [item 8]
20.9 Use [item 9]
20.10 Transmission medium information [item 10]
20.11 End-to-end information or composition of transmission or Operational
Agreement [item 11]
20.12 Bit rate (for blocks, paths and SDH multiplex sections) [item 12]
20.13 Occupancy (except for paths) [item 13]
20.14 Actual number of channels and access point identifier [item 14]
20.15 Clocking information (for blocks only) [item 15]
20.16 Direction of transmission (for unidirectional blocks) [item 16]
21 Designation of connections for the Asynchronous Transfer Mode (ATM)
21.1 General
21.2 Transport links
21.3 Virtual path
21.4 Virtual channels
21.5 ATM Layer 2
22 Related information for the Asynchronous Transfer Mode (ATM)
22.1 Urgency for restoration [item 1]
22.2 Terminal countries [item 2]
22.3 Names of Network
operators/service providers [item 3]
22.4 Control and sub-control station(s) [item 4]
22.5 Fault report points [item 5]
22.6 Routing [item 6]
22.7 Association [item 7]
22.8 Equipment information [item 8]
22.9 Use [item 9]
22.10 Transmission medium information [item 10]
22.11 Operational agreement [item 11]
22.12 Unassigned item [item 12]
22.13 Occupancy [item 13]
22.14 Direction of transmission (for unidirectional transit Network Services
only) [item 14]
22.15 ATM transfer capability [item 15]
22.16 Source traffic descriptor [item 16]
22.17 Cell Delay variation tolerance [item 17]
22.18 Quality of Service [item 18]
23 Transit network services
23.1 General
23.2 Transit digital transmission service
23.3 Transit dark fibre service
23.4 Related information
24 Related information on transit network service
24.1 Urgency for restoration [item 1]
24.2 Terminal countries [item 2]
24.3 Names of network operators/service providers [item 3]
24.4 Control station [sub-control station(s)] [item 4]
24.5 Fault report points [item 5]
24.6 Routing [item 6]
24.7 Association [item 7]
24.8 Equipment information [item 8]
24.9 Use [item 9]
24.10 Transmission medium information [item 10]
24.11 SLA [item 11]
24.12 Bit rate [item 12]
24.13 Commercial identifier [item 13]
24.14 Unassigned item[item 14]
24.15 Clocking information [item 15]
24.16 Direction of transmission (for unidirectional transit network services
only) [item 16]
25 Designations for wavelength division multiplexing (Simple and Dense)
25.1 General
25.2 The equipment
25.3 Configurations for the newly created transmission systems
25.4 General format for the optical transmission systems
25.5 Related information
26 Related information on DWDM
27 Designation of connections for the Digital Subscriber Line (DSL)
27.1 General
27.2 Related information for the ADSL connections
27.3 Related information for the SDSL connection
27.4 Examples
28 Exceptional designations
28.1 Exceptional designations with intelligence in the serial number
Annex A – Full examples for
designation information
A.1 Full example for the designation information of a public switched
telephone circuit
A.2 Full example for the designation information of a leased analogue
circuit
A.3 Full examples for the designation information of a group and a group
link interconnection
A.4 Full examples for the designation information of a digital block,
digital path, data transmission system, blocks created between DCMEs, Virtual
Containers and SDH multiplex section interconnections
AnnexB – KLM addressing and its relationship to time slot numbering for virtual containers
B.1 KLM addressing relationship to time slot numbering
B.2 KLM addressing of VC-4 occupancy
B.3 Comparative notation of KLM addressing vs time slot numbering
Annex C – Reference clause numbers
for the various types of routes
Annex D – Numbering of channels in
data transmission systems
Annex E – Notification form for
List of ITU Carrier Codes