xyz01234 2006-4-17 11:25
Q.931
请严格按照以下规范补充内容，利己利人，否则删贴！
以下为一般性资料发贴选项：
【资料成文时间】：
【语言】：英文
【页数】：345
【何人（公司）所著】：ITU
【文件格式】：PDF
【文件原名】：ISDN user-network interface layer 3 specification for basic call control
【摘要或目录】：CONTENTS
Page
1 General........................................................................................................................ 1
1.1 Scope of this Recommendation .................................................................................. 1
1.2 Application to interface structures .............................................................................. 1
2 Overview of call control ............................................................................................. 1
2.1 Circuit-switched calls ................................................................................................. 2
2.1.1 Call states at the user side of the interface..................................................... 2
2.1.2 Network call states......................................................................................... 3
2.2 Packet-mode access connections ................................................................................ 4
2.2.1 Access connection states at the user side of the interface.............................. 4
2.2.2 Access connection states at the network side of the interface ....................... 5
2.3 Temporary signalling connections .............................................................................. 5
2.3.1 Call states at the user side of the interface..................................................... 6
2.3.2 Network call states......................................................................................... 6
2.4 States associated with the global call reference .......................................................... 7
2.4.1 Call states at the user side of the interface..................................................... 7
2.4.2 Call states at the network side of the interface .............................................. 7
3 Message functional definitions and content................................................................ 8
3.1 Messages for circuit-mode connection control ........................................................... 9
3.1.1 ALERTING ................................................................................................... 10
3.1.2 CALL PROCEEDING................................................................................... 11
3.1.3 CONNECT .................................................................................................... 12
3.1.4 CONNECT ACKNOWLEDGE .................................................................... 13
3.1.5 DISCONNECT.............................................................................................. 14
3.1.6 INFORMATION ........................................................................................... 15
3.1.7 NOTIFY......................................................................................................... 16
3.1.8 PROGRESS................................................................................................... 17
3.1.9 RELEASE...................................................................................................... 18
3.1.10 RELEASE COMPLETE................................................................................ 19
3.1.11 RESUME....................................................................................................... 19
3.1.12 RESUME ACKNOWLEDGE....................................................................... 20
3.1.13 RESUME REJECT........................................................................................ 20
3.1.14 SETUP........................................................................................................... 21
3.1.15 SETUP ACKNOWLEDGE........................................................................... 23
3.1.16 STATUS........................................................................................................ 24
3.1.17 STATUS ENQUIRY..................................................................................... 24
3.1.18 SUSPEND ..................................................................................................... 25
[[i] 本帖最后由 xyz01234 于 2006-4-29 16:26 编辑 [/i]]