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3 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Overview How this chapter is organized The SIP Application Module Overview contains the following subsections: • “Overview” on page 4 — Functional description — Network configuration — Interfaces — Pro...
4 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Overview The SIP Application Module is a service execution engine that provides the following functionality: • core signaling functionality enabling communication among SIP c...
Overview 5 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential — changing IP addresses in the contact header so that the SIP Application Module remains on the signaling path — modifying the Session Description Protocol (SDP) using values supplied by the R...
6 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential • Redirect Server The SIP Application Module decides whether to proxy or redirect the call separately for each individual request. This decision is made based on subscriber s...
Overview 7 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Figure 2 Example of network configuration BigMart.com Management Accounting Module BiggerMart.com SIP Audio Servers Module Modules PSTN Gateways SIP Application
8 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Interfaces The SIP Application Module interfaces with numerous other components. See Figure 3, “Network interfaces.” Figure 3 Network interfaces Legend Signaling Media stream...
Overview 9 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Protocols The SIP Application Module uses various protocols to support SIP clients, including the Management Module, RTP Media Portal, Database Module, and the PSTN Gateways. The protocols use...
10 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Table 1, “SIP Application Module protocols,” gives details about these interfaces. Table 1 SIP Application Module protocols Protocol Functional component SQL Structured Quer...
Overview 11 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Hardware Refer to Table 2, “Minimum hardware requirements,” for the list of required hardware. Services and features The SIP Application Module performs the following services: • Routing and ...
12 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential • Service package enforcement • Authentication services • Converged PC service • Network/Address Hiding • 911 Notification support • Instant Messaging • Presence • Voicemail...
Overview 13 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential details). If this step also fails, the SIP Application Module attempts a general DNS A-record lookup to route the request. Note: The DNS A-record is the traditional response given by a DNS. I...
14 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential These routes include routes for private digit dial plans, routes to gateways, and telephony-style routing between SIP domains. Multiple lists can reuse the same routes in a ...
Overview 15 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential URL addresses specifying an appropriate gateway. It supports the use of digit translation and digit manipulation. A route list is assigned a single COS. The route list provides the following ...
16 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential With simultaneous ringing, the call terminates to multiple routes at the same time. The first terminating route to answer is accepted and the rest of the routes are released...
Overview 17 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential devices. Information for each component is stored in .xml format to provide flexibility when describing the capabilities of the component. Bearer Path ControlThe SIP Application Module uses t...
18 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential authentication fails since the database does not have the subscriber's information. As a result, the call is blocked. Administrators can configure whether they want a call f...
Overview 19 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential The Converged service adds the following capabilities to the end user's telephony service: • the ability to manually redirect incoming calls to another party from the PC • the ability to set ...
Overview 21 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Figure 6 RTP Media Portal interworking with Enterprise or foreign clients 911 Notification support The SIP Application Module supports Instant Message notifications to a specified On-Site Not...
22 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential For more information and the procedure for setting up Instant Message notifications to emergency numbers, see the SIP Provisioning Client User Guide. Instant Messaging Insta...
Overview 23 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential transmits the following information over a data link to a voicemail server: • the called number (terminating party's telephone number) • the calling number • the type of call forwarding (for ...
24 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential and has messages waiting, the system sends a Notify to the client. • MESSAGE RETRIEVAL: A subscriber calls the voicemail server for message retrieval. The subscriber is then...
Overview 25 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Network address book Client Address Book information is stored in the network so that it can be accessed from all clients. The information is downloaded in bulk whenever a client comes on lin...
26 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Reliability and fault tolerance The SIP Application Module provides reliability and fault tolerance through multiple SIP Application Modules deployed in an N+M active-standb...
Overview 27 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential these sessions either receive no indication or continue to hear an alerting tone for an indefinite period of time. Manual failoverThere are two recommended procedures for manually initiating ...
28 Overview NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Restart If you want to simply force an immediate manual fail-over, then you can request a Restart from the Management Console. For more information, see the Configuration ch...
29 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Upgrades For information on upgrading from one full release to another, refer to the Installation and Commissioning document you receive with the upgrade. Updating the SIP Application Module software ...
30 Upgrades NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Figure 1 Updating the Application Module from the menu tree You can also launch the update from the pull-down Configuration menu, as shown.
Upgrades 31 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Figure 2 Updating the SIP Application Module from the pull-down menu 2 Select the Update command. The following window appears. Figure 3 The update window, retrieving the load list
32 Upgrades NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 3 Because only versions not currently deployed appear in the loadlist following the Add->Component step in the update procedure, multiple versions may not appear for the ...
Upgrades 33 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Figure 5 Progress of update 6 Once the update has completed, the following window appears. Figure 6 Successful update dialog box OAM&P strategy The Management Module manages the OAM&P...
35 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Fault management The Management Module manages the faults for the SIP Application Module. For additional information on the Management Module, refer to the MCP Management Module Basics and the MCP Sys...
36 Fault management NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential framework. For example, when you register your phone, a number of AC instances are invoked to process the registration. Procedure 2 Clearing the SMDI101 alarm at the...
37 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Configuration How this chapter is organized This chapter describes the procedures for configuration required at the service provider premises. This chapter is organized as follows: • “Overview” on pag...
38 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential — Svc Pkg Enforcement Service — SipFwdAdapter — Transport Management • “Additional SIP TCF Base tab configuration information” on page 90 • “OAM&P strategy” on page...
Configuration 39 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential represents the physical hardware on which the SIP Application Module resides. Once the servers are configured, the SIP Application Module can then be deployed. The SIP Application Module...
40 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Adding a component This procedure assumes that the server on which the SIP Application Module will be deployed has already been configured. For example, Figure 3, “Addi...
Configuration 41 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Figure 3 Adding a component 3 Select the SIP Application Module software load you want from the load list that appears (see Figure 4, “Load list”) and click on the Apply button. There ma...
42 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential an example with the name SIPApp entered in the Service Component Name field. Figure 5 Configuration window (top half) 5 Note that there are a number of different tabs i...
Configuration 43 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Module. The Adding Services Progress dialog box appears as shown in Figure 6, “Adding Services Progress dialog box.” Figure 6 Adding Services Progress dialog box If the deployment is suc...
44 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Configuring the SIP Application Module tabs The following sections describe the configuration tabs in detail. The tables following the figures describe the fields shown...
Configuration 45 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Opaque Headers Type=stringRange=0-2048 charactersDefault=to+from+call-id+via+ cseq+content-type+content- length+contact+record-route+ route+proxy- require+rseq This field contains a “+” ...
46 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 2 Click on the Long Call Service tab. The Long Call Service tab allows the service provider to set the length of time between endpoint audits. The Long Call Service det...
Configuration 47 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential 3 Click on the Presence tab. This tab allows the service provider to configure context and expiration information for the Presence service. Figure 10 Completing the Presence tab fields T...
48 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 4 Click on the Presence Location Service tab. This tab allows the service provider to configure the use of off-board Location Servers for routing. Figure 11 Completing ...
Configuration 49 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Maximum Number Of Contexts Type=integerRange=1-10000 numbersDefault=5000 This read-only field contains the maximum number of contexts to create. Use DNS Type=checkboxDefault=unchecked Tu...
50 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 5 Click on the Authentication tab. The Authentication tab enables or disables authentication for requests and sets additional authentication information. Figure 12 Comp...
Configuration 51 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Authorized SIP Nodes Type=IP addressRange=0-2000 numbers This field contains a + -delimited list IP addresses. Use the SIP PRI Gateway and SIP Audio Server addresses. Nodal Auth Type=che...
52 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 6 Click on the Media Portal tab. This tab allows the service provider to set port and firewall information pertaining to the Media Portal. Figure 13 Completing the Medi...
Configuration 53 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential resources are removed from the SIP Application Module’s local cache. When the Database Base is unlocked, all SIP Application Module resources must be reallocated causing a re-read of the...
54 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 8 Click on the Locate User Svc tab. This tab allows administrators to configure the use of off-board Location Servers for routing. Figure 15 Completing the Locate User ...
Configuration 55 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential 9 Click on the Data Synchronization tab. This tab allows the service provider to set the context and expiration information relating to the synchronization of in-memory and persistent da...
56 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 10 Click on the Prov Sync Service tab. The Prov Sync Service parameter forwards provisioning modifications on user and device records to the SIP Application Module when...
Configuration 57 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Modifications to this tab require that the Prov Sync Service be locked. Figure 17 Completing the Prov Sync Service tab fields 11 Click on the Overload Controls tab. This tab allows the s...
58 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Figure 18 Completing the Overload Controls tab fields Table 12 Overload Controls tab field descriptions (Sheet 1 of 2) Field Value Description Mem Polling Interval (sec...
Configuration 59 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Major Alarm Threshold (%) Type=integerRange=0-100 numbersDefault=85 This field indicates the threshold at which a Major overload is encountered for both CPU and memory. Critical Alarm Th...
60 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 12 Click on the Local Accounting Manager tab. For more information on the Local Accounting Manager tab fields, see the MCP Accounting Module Basics document. This tab c...
Configuration 61 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential 13 Click on the In Memory Database tab. This tab allows the service provider to set information relating to local domains, event subscriptions, and the nonce used for authentication. Fig...
62 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Table 13 In Memory Database tab field descriptions (Sheet 1 of 2) Field Value Description IMDomainInfo optimal table limit Type=integerRange=16-MaxInt numbersDefault=64...
Configuration 63 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential IMWatchers optimal table size Type=integerRange=65536-MaxInt numbersDefault=131073 Set this to the number of subscriptions expected at any interval in time. IMWatchers table cleanup inte...
64 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 14 Click on the Location Service tab. This tab allows the service provider to configure the use of off-board Location Servers for routing. Figure 21 Completing the Loca...
Configuration 65 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential maximumNumberOf Contexts Type=integerRange=1-512 numbersDefault=100 This is the maximum number of contexts to create. UseDNS Type=checkboxDefault=unchecked Turns DNS server functionality...
66 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 15 Click on the Forward Location Service tab. This tab allows the service provider to configure the use of off-board Location Servers for routing. Figure 22 Completing ...
68 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Figure 23 Completing the Registration tab fields Table 16 Registration tab field descriptions Field Value Description maximumNumberOf IdleContexts Type=integerRange=1-1...
Configuration 69 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential 17 Click on the Server Properties tab. This tab allows the service provider to set the system properties for the server. Figure 24 Completing the Server Properties tab fields Table 17 Se...
70 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Label: Type=string Range=N/ADefault=Private_Service_Address This is a label that identifies the private address for the Server. Only add an entry for a standalone confi...
Configuration 71 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential 18 Click on the Server Subscription tab. This tab contains a list of the provisioning servers that the SIP Application Module can communicate with, as well as the context limits. Figure ...
72 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 19 Click on the SIP TCF Base tab. The SIP TCF Base provides support for the SIP protocol. The SIP Application Module is one of several components that use the SIP TCF B...
Configuration 73 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Figure 26 Completing the SIP TCF Base tab fields Table 19 SIP TCF Base tab field descriptions (Sheet 1 of 2) Field Value Description Transport Config Type=stringDefault=UDP=0.0.0.0:5060:...
74 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 20 Click on the Svc Pkg Enforcement Service tab. This tab allows the service provider to toggle on and off the enforcement of audio conferencing and voicemail settings ...
Configuration 75 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Figure 27 Completing the Svc Pkg Enforcement Service tab fields Table 20 Svc Pkg Enforcement Service tab field descriptions Field Value Description Enforce Type=checkboxDefault=unchecked...
76 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 21 Click on the SipFwdAdapter tab. This tab allows the service provider to set the valid events that the SIP Application Module will process and determines whether or n...
Configuration 77 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential 22 Click on the Transport Management tab. This tab has a number of subfields. The next series of screens and tables give information on what data to enter and where to enter it. For more...
78 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Figure 29 Completing the Transport Management tab fields
Configuration 79 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Table 22 Transport Management tab field descriptions (Sheet 1 of 3) Field Value Description Service Name Type=stringRange=1-20 charactersDefault=BBUA This field indicates the name of the...
80 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Label Type=stringRange=1-15 alphanumeric charactersDefault=Service_Node_Name This is the name by which the CS 2000 knows an MCP server. This name has to be assigned to ...
Configuration 81 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential HeartBeat Timeout Type=integerRange=1-10 numbersDefault=3 This is the number of seconds before a server is declared failed. Discovery Period Type=integerRange=2-60 numbersDefault=3 This ...
82 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Figure 30 Transport Management tab subfields, cont’d Table 23 Transport Management tab subfield descriptions, cont’d (Sheet 1 of 2) Field Value Description A Type=check...
84 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Figure 31 Transport Management tab subfields, cont’d Table 24 Transport Management tab subfield descriptions, cont’d (Sheet 1 of 2) Field Value Description B/C Type=che...
Configuration 85 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential NSD Enabled Type=checkboxDefault=unchecked Check the box if this NSD is enabled. Service Parameter: Label Type=stringRange=1-15 charactersDefault=Private_Service_Address, Public_Service_...
86 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Figure 32 Transport Management tab subfields, cont’d D {
Configuration 87 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Transport Management: Active-Hot Standby Server Heartbeat Mechanism The Transport Manager (referred to as the reliability managed object) is responsible for the heartbeat communication a...
90 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Additional SIP TCF Base tab configuration information This section contains additional configuration information for the IP and port properties under the SIP TCF Base t...
Configuration 91 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential This example creates a general SIP server for TCP and UDP and starts execution of two SIP server ports on network address 192.168.0.1. The first server uses UDP/IP transport listening on...
92 Configuration NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential long as this timer setting. Expiration of this timer causes resources allocated to the transaction to be released. Activation of this timer is controlled by the Time Tr...
93 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Accounting management The SIP Application Module does not do any accounting management. For more information on accounting, please see the MCP Accounting Module Basics document.
95 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Performance management The Management Module manages the performance functions for the SIP Application Module. For additional information on the Management Module, refer to the MCP Management Module B...
97 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Security and Administration How this chapter is organized This chapter is organized as follows: • “Security” on page 97 • “OAM&P strategy” on page 97 Security The SIP Application Module with Back-...
99 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Appendix A: Basic call flows Using SIP as the signaling protocol to establish a communication path between endpoints, the SIP Application Module provides the following call services: • Voice plus vide...
100 Appendix A: Basic call flows NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential Figure 1 Client-to-client voice plus video diagram A B SIP SI P Bearer path Signaling path
Appendix A: Basic call flows 101 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential Figure 2 Client-to-client voice plus video call flow The following steps provide more detail about the call flow: 1. Client A sends an Invite to Client B. 2. Client B res...
102 Appendix A: Basic call flows NN10029-111 Standard MCP 1.1 FP1 (02.02) April 2003 Copyright © 2003, Nortel Networks Nortel Networks Confidential 4. Client A sends an ACK message to the SIP Application module, which sends the ACK on to Client B. Note: The terminating client starts sending packets....
Appendix A: Basic call flows 107 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential 22. SIP Application Module sends an Invite (Unhold) to Client B. 23. Client B responds with a 200 OK. 24. The SIP Application Module sends the Invite to Client A. 25. Cli...
Appendix A: Basic call flows 109 Copyright © 2003, Nortel Networks MCP SIP Application Module Basics Nortel Networks Confidential 5. Client A sends another Register (SIP) message to the SIP Application Module. 6. Again, the SIP Application Module returns a 100 Trying message to Client A. 7. The SIP ...
Succession Multimedia Communications Portfolio MCP SIP Application Module Basics Copyright © 2003 Nortel Networks,All Rights Reserved NORTEL NETWORKS CONFIDENTIAL: The information contained in this document is the property of Nortel Networks. Except as specifically authorized in writing by Nortel Ne...
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