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Interoperability Specification (IOS) for cdma2000 Access Net
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發(fā)表于 2011-06-28 11:00:20  只看樓主 
【資料名稱】:Interoperability Specification (IOS) for cdma2000 Access Net

【資料作者】:3GPP2

【資料日期】:October 2002

【資料語(yǔ)言】:英文

【資料格式】:PDF

【資料目錄和簡(jiǎn)介】:

Table of Contents
2
3 1.0 Introduction........................................................................................................................................ 1
4 1.1 Overview........................................................................................................................................ 1
5 1.1.1 Purpose................................................................................................................................... 1
6 1.1.2 Scope...................................................................................................................................... 1
7 1.2 References...................................................................................................................................... 1
8 1.2.1 TIA / EIA ............................................................................................................................... 1
9 1.2.2 3GPP2 .................................................................................................................................... 2
10 1.2.3 Standards Committee T1......................................................................................................... 2
11 1.2.4 International Telecommunications Union - Telecommunications Sector (ITU-T) ................. 3
12 1.2.5 Other ...................................................................................................................................... 3
13 1.3 Terminology................................................................................................................................... 3
14 1.3.1 Acronyms ............................................................................................................................... 3
15 1.3.2 Definitions.............................................................................................................................. 6
16 2.0 General Protocol Requirements .......................................................................................................... 7
17 2.1 Physical Layer (Layer 1)................................................................................................................. 7
18 2.2 Link Layer (Layer 2)....................................................................................................................... 8
19 2.3 Use of ATM................................................................................................................................... 9
20 2.3.1 ATM Adaptation Layer........................................................................................................... 9
21 2.3.2 Use of ATM AAL5 for Transmission of IP Datagrams .......................................................... 9
22 2.4 IP Transport Considerations............................................................................................................ 9
23 2.4.1 Topologies.............................................................................................................................. 9
24 2.4.2 Network and Transport Specifications (Layers 3/4) ............................................................. 10
25 2.4.2.1 Addressing ........................................................................................................................ 10
26 2.4.2.2 Routing............................................................................................................................. 10
27 2.4.2.3 Flow Association............................................................................................................... 10
28 2.4.3 Performance Specifications................................................................................................... 10
29 2.4.4 Quality of Service (QoS) Framework Specifications ............................................................ 10
30 2.4.5 Security Framework Specifications ...................................................................................... 11
31 2.5 Use of TCP................................................................................................................................... 11
32 2.5.1 Message Delimiting in TCP .................................................................................................. 11
33 2.5.2 TCP Connection Establishment ............................................................................................ 13
34 2.5.3 TCP Connection Release....................................................................................................... 13
35 2.6 Quality of Service ......................................................................................................................... 13
36 2.7 Use of GRE.................................................................................................................................. 13
37 2.7.1 Relationship of GRE tunnel to Quality of Service ................................................................ 15
38 2.7.2 GRE Protocol Usage for VoIP SOs....................................................................................... 15
39 3.0 Interface Specific Protocol Requirements......................................................................................... 17
40 3.1 A1, A3, and A5 Interfaces ............................................................................................................ 17
41 3.1.1 Base Station Application Part ............................................................................................... 17
42 3.1.2 Signaling Connection Transport Protocol Options................................................................ 18
43 3.1.3 User Traffic Connection Transport Protocol Options ........................................................... 18
44 3.1.4 Use of ANSI SS7 Transport (Layer 2) .................................................................................. 19
45 3.1.4.1 Field of Application .......................................................................................................... 19
46 3.1.4.2 Message Transfer Part....................................................................................................... 20
47 3.1.4.2.1 General ....................................................................................................................... 20
48 3.1.4.2.2 Level 1 (Chapter 2 of [22])......................................................................................... 20
49 3.1.4.2.3 Level 2 (Chapter 3 of [22])......................................................................................... 21
50 3.1.4.2.4 Level 3 (Chapter 4 of [22])......................................................................................... 21
51 3.1.4.2.5 Testing and Maintenance (Chapter 7 of [22]) ............................................................ 23
52 3.1.4.2.6 Interface Functions..................................................................................................... 23
53 3.1.4.2.7 Overload Control (Message Throughput Congestion) ............................................... 24
54 3.1.4.3 SCCP Transport Layer Specification (SCCP Functions) .................................................. 24
55 3.1.4.3.1 Overview.................................................................................................................... 24
A.S0012-A v1.0
ii
1 3.1.4.3.2 Primitives (Chapter 1 of [23]) .................................................................................... 24
2 3.1.4.3.3 SCCP Messages (Chapter 2 of [23]) .......................................................................... 25
3 3.1.4.3.4 SCCP Formats and Codes (Chapter 3 of [23]) ........................................................... 26
4 3.1.4.3.5 SCCP Procedures (Chapter 4 of [23]) ........................................................................ 27
5 3.1.4.4 Use of the SCCP ............................................................................................................... 28
6 3.1.4.4.1 The Direct Transfer Application Part......................................................................... 29
7 3.1.4.4.2 The BS Management Application Part....................................................................... 29
8 3.1.4.4.3 Connection Establishment.......................................................................................... 29
9 3.1.4.4.3.1 Establishment Procedure - Case 1 ..................................................................... 29
10 3.1.4.4.3.2 Establishment Procedure - Case 2 ..................................................................... 31
11 3.1.4.4.4 Connection Release .................................................................................................... 32
12 3.1.4.4.5 Abnormal SCCP Release ........................................................................................... 32
13 3.1.4.4.5.1 SCCP Release by BS: Loss of SCCP Connection Information ......................... 33
14 3.1.4.4.5.2 SCCP Release by MSC: Loss of SCCP Connection Information...................... 33
15 3.1.4.4.6 SCCP Reference Generation Philosophy ................................................................... 34
16 3.1.4.4.7 SCCP Transfer of DTAP and BSMAP Messages ...................................................... 35
17 3.2 A3 and A7 Interfaces .................................................................................................................... 39
18 3.2.1 Performance Specifications................................................................................................... 39
19 3.2.1.1 Performance Specification for IP Protocol Stacks ............................................................ 40
20 3.2.2 A3 User Traffic Transport Requirements.............................................................................. 40
21 3.2.2.1 ATM-Based User Traffic Transport.................................................................................. 41
22 3.2.2.1.1 Use of ATM............................................................................................................... 41
23 3.2.2.2 IP-Based User Traffic Transport ....................................................................................... 41
24 3.2.3 A3/A7 Signaling Transport Requirements ............................................................................ 43
25 3.2.3.1 ATM-Based Signaling Protocol Stack .............................................................................. 43
26 3.2.3.1.1 Use of ATM............................................................................................................... 43
27 3.2.3.1.2 Use of TCP................................................................................................................. 44
28 3.2.3.2 IP-Based Signaling Protocol Stack ................................................................................... 44
29 3.2.3.2.1 Use of SCTP............................................................................................................... 45
30 3.3 A8 and A9 Interfaces .................................................................................................................... 46
31 3.3.1 Use of TCP............................................................................................................................ 47
32 3.3.2 Use of UDP ........................................................................................................................... 47
33 3.3.3 Use of GRE ........................................................................................................................... 47
34 3.4 A10 and A11 Interface.................................................................................................................. 47
35 3.4.1 Use of UDP ........................................................................................................................... 48
36 3.4.2 Use of GRE ........................................................................................................................... 48
37
38
A.S0012-A v1.0
iii
1 List of Figures
2
3 Figure 2-1 Transport Network Reference Model............................................................................................ 7
4 Figure 2.5.1-1 Delimiting Messages in an IOS Application TCP Byte Stream............................................ 12
5 Figure 2.7-1 GRE Encapsulated User Traffic ............................................................................................... 14
6 Figure 2.7-2 GRE Header ............................................................................................................................. 14
7 Figure 3.1.1-1 A1 Interface Signaling Protocol Reference Model................................................................ 18
8 Figure 3.1.2-1 A1 Signaling Protocol Stack ................................................................................................. 18
9 Figure 3.1.3-1 A2 User Traffic Protocol Stacks ........................................................................................... 19
10 Figure 3.1.3-2 A5 User Traffic Protocol Stacks ........................................................................................... 19
11 Figure 3.1.4.4.3.1-1 SCCP Connection Establishment ................................................................................. 30
12 Figure 3.1.4.4.3.1-2 SCCP Connection Establishment Refusal .................................................................... 30
13 Figure 3.1.4.4.3.2-1 SCCP Connection Establishment During Handoff....................................................... 31
14 Figure 3.1.4.4.3.2-2 SCCP Connection Refusal During Handoff ................................................................. 32
15 Figure 3.1.4.4.5.1-1 BS Generated SCCP Release: BS Has Lost Access to SCCP
16 Connection Information ........................................................................................................................ 33
17 Figure 3.1.4.4.5.2-1 MSC Generated SCCP Release: MSC Has Lost Access to SCCP Connection
18 Information .......................................................................................................................................... 34
19 Figure 3.1.4.4.6-1 SLR/DLR Usage ............................................................................................................. 35
20 Figure 3.2.2-1 A3 User Traffic Protocol Stack ............................................................................................. 41
21 Figure 3.2.3-1 A3 and A7 Signaling Protocol Stack..................................................................................... 43
22 Figure 3.3-1 A9 Signaling Protocol Stack .................................................................................................... 46
23 Figure 3.3-2 A8 User Traffic Protocol Stack ................................................................................................ 46
24 Figure 3.4-1 A11 Signaling Protocol Stack .................................................................................................. 48
25 Figure 3.4-2 A10 User Traffic Protocol Stack .............................................................................................. 48
26
27
A.S0012-A v1.0
iv
1 List of Tables
2
3 Table 3.1.4.4.7-1 Use of the User Data Field in SCCP Frames .................................................................... 35
4 Table 3.1.4.4.7-2 Use of SCCP for BSMAP and DTAP Messages .............................................................. 36
5 Table 3.2.1-1 Delay Budget Requirements ................................................................................................... 40
6 Table 3.2.1.1-1 A3/A7 Mapping Between Traffic Classes and Service-Level QoS ..................................... 40

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