6. Value of Telecom Services 1990 2005 1995 2000 VALUE Digital Mobile Broadband CONNECTIVITY SERVICES VANS AND MOBILE SERVICES DIGITAL MEDIA
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9. Separation of IN and Basic Services NODE A NODE B NODE C IN Service Logic Basic and supplementary services offered to customers Basic call processing Basic call processing Basic call processing Hooks Hooks Hooks
11. History of Intelligent Networks 1960 SPCs Electro- mechanical Relay switches 1970 Support for Mgmt 1980 Centralized databases, CC and 800 -services 1985 Feature Node IN/1 1990 IN/1+ AIN Rel 0.1 IN/2 CS 1995 CS1 AIN Rel 0.2 CS2 AIN Rel 1 “ Intelligence” Time
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19. Intelligent Network Standards 1 2 3 IN Concept and Modeling Definition of next CS Recommendation for CSx Time Capability sets CSx CS2 CS1 T1 T2 Tx 1 1 1 1 2 2 2 3 3 3
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23. IN Architecture SSP SSCP IP SS#7 network Signaling Management Signaling Transfer Point (STP) CCAF NAP CCAF Transport Optional FE SMP SMF SSF SSF CCF CCF SDF SCF SN SCF SDF SRF SSF CCF SRF SCP SCF SDP SDF AD SDF SCF SCE SCEF CCF CCAF SRF
38. Signaling System no.7 Secure Fault-Tolerant Speech and Data Transmission Network Signaling System no.7 Network STP (Signaling Transfer Point) X X X UNI (User Network Interface) NNI ( Network Node Interface) SP (Signaling Point) NNI
39. Signaling System no.7 OSI-RM SS7 OSI Reference model and Signaling System no. 7 Network Layers Network Part Application Layers User / Application Parts Physical Data link Network Transport Session Presentation Application MTP Level 1 MTP Level 2 MTP Level 3 SCCP User Parts TUP ISUP MUP INAP TCAP NULL
57. Example: Freephone Service SSP IP/SN SCP SDP SWITCH PBX Routing A1 A1 A1 PBX Routing Detect Connect Service Logic Data Function Service Logic C1 Charging Service Logic 1. Dialling service number 0800 123 456 2. IN-Call Detection from B-number 3. Service Logic function. Database query (from SDP) 4. SDP returns programmed charging information and C-number. 5. SCP sends INAP message to switch (including charging information) 6. Switch saves special charging information 7. SCP sends INAP message to switch (including new number) 8. Switch connects call to new number 9. Alarming 1 2 3 4 5 6 9 8 7
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60. Example: Premium Rate Service SSP IP/SN SCP SDP SWITCH PBX Routing A1 A1 A1 PBX Routing Detect Connect Service Logic Data Function Service Logic C1 Charging Service Logic Connect IP Announcment Service Logic 1. Dialling service number 0700 123 456 2. IN-Call Detection from B-number 3. Service Logic function. Database query (from SDP) 4. SDP returns programmed charging information and C-number. 5. SCP sends INAP message to switch (for playing announcment) 6. Switch connects IP-device to sub- scriber line. 7. IP device plays announcment 8. SCP sends INAP message to switch (including charging information) 9. Switch saves special charging information 10. SCP sends INAP message to switch (including new number) 11. Switch connects call to new number 1 2 3 4 5 6 9 8 11 7 10
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64. Example: VPN Service (with PNP service features) SSP IP/SN SCP SDP SWITCH PBX Routing A1 A1 A1 PBX Routing Detect Connect Service Logic Data Function Service Logic C1 Charging Service Logic 1. Dialling short number (fromVPN to VPN) or company number with subnumber (to VPN) 2. IN-Call Detection from B-number 3. SCP sends message to SDP (db query) 4. SDP returns “Calling Plan etc.” 5. SCP sends INAP message to switch (including charging information) 6. Switch saves charging information 7. SCP sends message to switch (Connet line to VPN number) 8. Switch connects line 1 2 3 4 5 6 6 9 8 7 7
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72. SIB chains in a Service SIB1 SIB2 SIB3 SIB6 SIB4 SIB5 POI Basic Call Process POR POR
105. Example: The Queue SIB Queue SSD Max Active Max Number Max Time Announcement Parameter CIDFP - Resource CIDFP - Error Call Reference Resource CID Resource Available Call Party Abandon Q Timer Expiry Q Full Error Time spent on Queue Error Cause
113. Physical Plane SSP SSCP IP SS#7 network Signaling Management Signaling Transfer Point (STP) CCAF NAP CCAF Transport Optional FE SMP SMF SSF SSF CCF CCF SDF SCF SN SCF SDF SRF SSF CCF SRF SCP SCF SDP SDF AD SDF SCF SCE SCEF CCF CCAF SRF
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124. IN Service Creation Service Description Service Analysis Service Testing Service Deployment Service Management Service Modeling Service Development Service creation process for IN services Service Maintenance
125. IN Service Deployment Operations Support System Product development Requirements SPECS IF : IF + : SLP: SDF: Physical plane fault management billing charging delivery customer service New services SLP SDF Building Production R&D Pilots ( IF ) (IF+ ) Service Creation X 2 X 1 X N
126. IN Service Management BUILDING SUPPORT Customer service DELIVERY BILLING PRODUCTION CHARGING FAULT MANAGEMENT SCP Delivery system Filter Sort Filter Sort Filter Sort Product configur- ation VIEW Service Management SDP CDB Fault Base Prices Billing DB Event Base