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Technical requirements for automatically switched optical network -- Part 1: Architecture and general requirements
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Basic data | Standard ID | GB/T 21645.1-2008 (GB/T21645.1-2008) | | Description (Translated English) | Technical requirements for automatically switched optical network -- Part 1: Architecture and general requirements | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | M33 | | Classification of International Standard | 33.040.40 | | Word Count Estimation | 109,165 | | Date of Issue | 2008-04-10 | | Date of Implementation | 2008-11-01 | | Quoted Standard | YD/T 1078-2000; YD/T 1289.2; YDN 099-1998; ITU-T G.7712; ITU-T G.7713; ITU-T G.7713.1; ITU-T G.7713.2; ITU-T G. 7713.3; ITU-T G.7715; ITU-T G.7715.1; ITU-T G.784; ITU-T G.803; ITU-T G.805; ITU-T G.8080; ITU-T G.872; ITU-T G.873.1; ITU-T G.873.2; ITU-T G.874; ITU-T M.3010; ITU-T M.3100; ITU-T Y.1313; OIF-UNI-01.0; OIF-ENNI-SIG-01.0; IETF RFC 4204; IETF RFC 4207; IETF RFC 4209 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the automatic switched optical network architecture, control plane reference structure and basic structural elements, call and connection control, routing, auto-discovery and resource management requirements, management plane and data communications network requirements, name and address, protection and restoration, network reliability and security, as well as business requirements. This section provides an automatic switched optical network requires its hosted client layer and the specific implementation technology independent transmission network technical details are not within the scope of this section. This section applies to ITU-TG. 803 defined SDH transport network and the ITU-TG. 872 definition optical transport network (OTN). | GB/T 21645.1-2008: Technical requirements for automatically switched optical network -- Part 1: Architecture and general requirements
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Technical requirements for automatically switched optical network.Part 1. Architecture and general requirements
ICS 33.040.40
M33
National Standards of People's Republic of China
Automatically Switched Optical Network (ASON) technical requirements
Part 1. Architecture and general requirements
Posted 2008-04-10
2008-11-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Preface Ⅶ
1 Scope 1
2 Normative references 1
3 Terms and definitions, abbreviations 2
3.1 Terms and definitions 2
3.2 Abbreviations 8
The basic structure of 4 automatic switched optical network 11
4.1 functional structure of the automatic switched optical network 11
4.2 interactive control, transmission and management plane 12
5 ASON control domain, network model and reference point 13
5.1 ASON control domain 13
5.2 Reference Point and logic interface 14
5.3 Multi-user structure and ownership of 17
5.4 network hierarchy and classification 17
5.5 ASON network reference model 18
6 transport resources and organizational structure 19
6.1 transmitting entity 19
6.2 Routing Area 21
6.3 Topology discovery and 25
25 6.4 Domain
More than 6.5-level aspects 27
Customer support layer between 6.6 28
7 ASON control plane structure 28
7.1 Overview 28
7.2 Description Symbol 29
7.3 Policy and the Federal 30
Structural elements 32 7.4
8 call and connection control requirements 46
8.1 call and connection separation 46
8.2 Connection Type 46
8.3 call and connection control function 47
8.4 Competitive processing requirements 50
51 8.5 Exception Handling Requirements
8.6 signaling protocol functions and protocol Select 51
9 routing requirements 52
9.1 ASON routing structure 52
54 9.2 Routing mode
9.3 routing requirements 58
9.4 routing protocol requires 59
10 auto-discovery requirements 60
10.1 Overview 60 Auto Discovery
10.2 Discovery Process 61
10.3 automatic discovery of the basic requirements of 63
10.4 automatic discovery protocol requirements 64
11 link resource management functional requirements 65
12 address and name 65
12.1 identifier space 65
12.2 67 transport plane name
12.3 67 control plane address
12.4 pairs of names and addresses of claim 69
13 ASON management plane requirements 69
13.1 ASON network management hierarchy 69
13.2 ASON management plane generally require 70
13.3 ASON management plane functional requirements 70
Reliability management plane 74 13.4
14 ASON data communications network requirements 74
14.1 DCN general requirements 74
14.2 Management Communication Network (MCN) requirements 76
14.3 Signalling Communications Network (SCN) requires 76
15 ASON network protection and recovery requirements 77
15.1 define protection and recovery 77
15.2 Basic requirements to protect and restore 78
15.3 79 transport plane-based protection
15.4 79 based on the control plane protection
82 15.5 Network Recovery
15.6 protect and restore binding (optional) 85
Protection over 15.7 domain recovery 85
Over 15.8 level protection and restoration 86
16 survive plane control requirements 86
16.1 survivability control plane 86
16.2 Survival of control plane assurance mechanism 87
Scalability requirements 88 17
17.1 network scalability 88
17.2 Control field split and merge 88
17.3 routing protocol scalability 88
17.4 signaling protocol scalability 89
18 security requirements 89
18.1 ASON Security 89
90 18.2 Security Mechanism
19 ASON business requirements 90
19.1 services and connection types 90
91 19.2 Business Called
91 19.3 Business access
91 19.4 Business Access Control
19.5 Service Level Agreement (SLA) 91
19.6 ASON business model 92
Interworking Appendix A (Informative Appendix) ASON and traditional network 93
A. 1 ASON interoperability with traditional network implementations 93
A. Business applications between 2 ASON and traditional network 95
Appendix B (Informative Appendix) ASON business model Example 98
B. 1 Bandwidth on Demand service (BoD) 98
B. 2 optical virtual private network service (OVPN) 98
B. 3 assigned bandwidth service (PBS) 99
Annex C (informative) Examples hierarchical call control 100
1 ASON architecture diagram the components of the relationship between the parts 12
Figure 2 transport plane interaction and management of resources and delivery 13
Figure 3 ASON control domain and the reference point 14
4 automatic switched optical network logical interface (reference point) 14
Figure 5 reference point information flow through the sequence 16
Figure 6 ITU-TG. 805 network hierarchical model 17
7 network hierarchy diagram of an example 18
8 multi-operator ASON network reference model example 18
9 single operators ASON network reference model example 19
Diagram 10 transport plane, control plane and management plane structural entities 19
Figure over 11 kinds of adaptation functions, for example (STM-1 path support 3 × VC-3 or 1 × VC-4) 20
Figure 12 VPN resource link between resources allocation 21
Diagram 13 routing areas, subnets, SNP and SNPP between 22
14 routing area hierarchy and relationship SNPP link 22
Diagram 15 SNPP link with the subnet 23
Diagram 16 SNPP link with a routing area 24
17 range of routes 24
18 relationship between the local and the interface id 25
19 domain diagrams, protocol controller and the reference point 26
20 domain diagrams, protocol controller and interface 27
21 control plane of each element interaction diagrams 29
30 Figure 22 indicates a member
23 and related policy control system boundary 30
24 Federal association model 31
25 cooperative federal model 32
26 Mixed federal model 32
Figure 27 Controller connection element 33
28 routing controller element 34
Figure 29 SNPP link 35 cases
30 A link resource management element 36
31 link resource management element Z 37
32 calling/called party call controller element 38
Figure 33 Network Call Controller element 39
34 For the exchange interaction between the caller connected/called party call controller. Example 141
35 For the exchange interaction between the caller connected/called party call controller. Example 241
Call controller 36 for soft permanent connections interaction 41
37 Call Admission Control Policy Interaction Example 42
38 agents found 43 member
39 terminal adapter and the actuator element 44
40 protocol controller 45
41 protocol controller 45 Application examples
42 to establish a permanent end to end connection diagram 47
43 to establish end-to-exchange connection diagram 47
44 to establish end-to soft permanent connection diagram 47
Figure 45 routing element graph 52
Figure 46 multi-route RDB domain relationship with RC 53
Diagram 47 RA, RP, RC and RCD between 53
48 domain routing hierarchy diagram of an example 54
49 55 hierarchical routing mode
Hierarchical routing operation 50 55
51 and source routing hop by hop routing model 56
During operation 52 57 Source Routing
During operation 53 57-by-hop routing
54 transport plane link connection (LC) found 60
55 control plane view of a connector link 61 found
56 found that the interaction of the child process Figure 61
57 layer adjacent found 62 examples
58 transport entity capability exchange Example 63
Diagram 59 identifier space 66
Figure 60 SNPP multiple namespaces and routing level 69
Figure 61 ASON network management hierarchy logic 70
Figure 62 DCN Application 75
Figure 63 DCN Interconnection Example 76
Figure 64 the process of establishing the recovery path 82
65 preset rerouting recovery 83
66 shared mesh restoration 83
67 inter-domain link failure 86
Between 68 domain GNE failure 86
Figure A. 1 between the two traditional ASON network domain by domain interworking 93
Figure A. 2 two ASON control domain through a traditional network domain interworking 93
Figure A. 3 by two traditional domain ASON domain interworking 94
Figure A. 4 two ASON control domain through an interactive and traditional network domain interworking 94
Figure A. Interworking example of a single node 5 between traditional network and ASON network 96
Figure A. 6 two-node interworking between legacy networks and ASON network Example 96
Figure C. 1 VC-3 carrier Ethernet instances 100
Table 1 Generic interface description (1) 29
Universal Interface Description Table 2 (2) 29
Table 3 connecting element Interface Controller (1) 32
Table 4 Interface connection controller element (2) 32
Table 5 Routing Controller Interface (1) 34
Table 6 Routing Controller Interface (2) 34
Table 7 LRMA element Interface (1) 35
Table 8 LRMA elements Interfaces (2) 35
Table 9 LRMZ element Interface (1) 36
Table 10 LRMZ elements Interfaces (2) 37
Table 11 of the calling/called party call controller device interface (1) 38
Table 12 of the calling/called party call controller device interface (2) 38
Table 13 Network Call Controller Interface elements (1) 39
Table 14 Network Call Controller Interface elements (2) 39
Table 15 Discovery Agent (DA) Interface components (1) 43
Table 16 Discovery Agent (DA) Interface components (2) 43
Table 17 SNP binding state 43
Table 18 termination and adaptation actuators (TAP) device interface (1) 44
Table 19 termination and adaptation actuators (TAP) device interface (2) 44
Foreword
"Automatic Switched Optical Network (ASON) technical requirements" part of the standard structure and names are as follows.
(ASON) technical requirements for Part 1 is automatically switched optical networks. Architecture and general requirements
Automatically Switched Optical Network (ASON) technical requirements for Part 2. Terms and definitions
Automatically Switched Optical Network (ASON) technical requirements - Part 3. Data Communication Network (DCN) Technical Requirements
Section 4 (ASON) technical requirements for automatically switched optical networks. signaling the technical requirements
Automatically Switched Optical Network (ASON) technical requirements - Part 5. User - Network Interface (UNI) technical requirements
Section 6 (ASON) technical requirements for automatically switched optical networks. technical requirements for the management plane
Section 7 (ASON) technical requirements for automatically switched optical networks. automatic discovery technology requirements
This part is the "Automatic Switched Optical Network (ASON) technical requirements" of Part 1.
This section corresponds to the following ITU-T recommendations.
--- ITU-TG. 8080 "Automatic Switched Optical Network Architecture" (in English);
--- ITU-TG. 807 "Automatic Switched Transport Network requirements" (in English);
--- ITU-TG. 7712 "data communication network structures and norms" (in English);
--- ITU-TG. 7713 "distributed call and connection management" (in English);
--- ITU-TG. 7714 "transport entity Universal Automatic discovery" (in English);
--- ITU-TG. 7715 "ASON routing architecture and requirements" (in English);
--- ITU-TG. 7718 "ASON Management Framework" (in English).
This portion of the above ITU-T recommendations of non-equivalent.
This section on the technical content of the following ITU-T Recommendation content coherence.
--- Chapter 4 corresponding to ITU-TG. 807 Chapters 5 and 7.1, ITU-TG. Section 8080 Section 5.2 and Chapter 8, and an increase in net
Network model and other content;
--- Chapter 6 corresponds to ITU-TG. 8080 Chapter 6;
--- Chapter 7 corresponds to ITU-TG. 8080 Chapter 7;
--- Chapter 8 corresponds to ITU-TG. Section 807 Section 6.2,6.3, ITU-TG. Section 8080 Section 5.1, ITU-TG. 7713 Section 6.2
Section, and an increase in the signaling protocol requirements;
--- Chapter 9 corresponds to ITU-TG. 7715 5th, 6th chapter, ITU-TG. 8080 7.5 and adds routing protocol requirements;
--- Chapter 10 corresponding to the ITU-TG. 7714 Chapter 6,7,8,9,10 chapter;
--- Chapter 12 corresponding to the ITU-TG. 8080 Chapter 10, ITU-TG. 7718 Chapter 9;
--- Chapter 13 corresponding to the ITU-TG. 7718 Chapter 8;
--- Chapter 14 corresponding to the ITU-TG. 7712 Chapter 6;
--- Chapter 15 corresponding to the ITU-TG. 8080 Chapter 11, and increases the protection and recovery type switching criteria and other requirements;
--- Chapter 16 corresponding to the ITU-TG. 8080 Chapter 12.
In addition, this section also refers to the draft proposal and related automatic switched optical network OIF, IETF and other international standardization organizations.
This part of the Annex A, Annex B, Annex C is informative appendix.
This section proposed by the People's Republic of China Ministry of Information Industry.
This part of the jurisdiction of the China Communications Standards Association.
This section drafted by. Ministry of Information Industry Telecom Research Institute, China Telecom Corporation.
The main drafters of this section. Zhang Guoying, Zhang Haiyi, Jingrui Quan, Fang, Liyun Bo, Wang Yu, Xu Yunbin, Huo Xiaoli, Wang sound.
Automatically Switched Optical Network (ASON) technical requirements
Part 1. Architecture and general requirements
1 Scope
This section provides automatic switched optical network architecture, control plane reference architecture and basic structural elements, call and connection control, road
By automatic discovery and resource management requirements, management plane and data communications network requirements, name and address, protection and recovery, network reliability and security
Whole, as well as business requirements. This section provides an automatic switched optical network requirements of its customers carrying layer and specific implementation technology has nothing to do, pass
Send network specific technical details are not within the scope of this.
This section applies to ITU-TG. 803 defined SDH transmission network and ITU-TG. 872 defined Optical Transport Network (OTN).
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this part. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this section, however, encourage the parties to this part of the research agreement
Whether the latest versions of these documents. For undated reference documents, the latest version applies to this section.
YD/T 1078-2000 SDH transmission network technical requirements for interworking between network protection structure
YD/T 1289.2 synchronous digital hierarchy (SDH) transmission network management technology requirements Part 2. Element Management System (EMS)
Features
YDN099-1998 synchronous optical transport network technology system
ITU-TG. 7712 Architecture and specification of data communication network
ITU-TG. 7713 distributed call and connection management
ITU-TG. 7713.1 using PNNI signaling in DCM
ITU-TG. 7713.2 using GMPLSRSVP-TE signaling in DCM
ITU-TG. 7713.3 using GMPLSCR-LDP signaling in DCM
ITU-TG. 7715 ASON routing architecture and requirements
ITU-TG. 7715.1 link-state routing protocol requirements
ITU-TG. 784 SDH management
ITU-TG. 803 transport network architecture based on the synchronous digital hierarchy (SDH) of
ITU-TG. 805 transfer Netcom architecture
ITU-TG. 8080 Automatic Switched Optical Network Architecture
ITU-TG. Architecture 872 optical transport network
ITU-TG. 873.1 Optical Transport Network (OTN) --- linear protection
ITU-TG. 873.2 Optical Transport Network (OTN) --- ring protection
ITU-TG. Management of optical transport network elements 874
ITU-TM. 3010 Telecommunications Management Network (TMN) General
ITU-TM. 3100 Generic Network Information Model
ITU-TY. 1313 layer virtual private network services and network structure
OIF-UNI-01.0 user - Signalling Network Interface Specification 1.0
OIF-ENNI-SIG-01.0 operators within the E-NNI Signaling Specification
IETFRFC4204 GMPLS Link Management Protocol
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