Call Flow Scenarios For Successful Calls; Cisco Ip Phone-To-Sip Server-Registration Without Authentication; Cisco Ip Phone-To-Sip Server-Registration With Authentication - Cisco 7905G Administrator's Manual

Call Flow Scenarios for Successful Calls

Call Flow Scenarios for Successful Calls
Cisco IP Phone-to-SIP Server—Registration without
Authentication
Cisco IP Phone Models 7905G and 7912G Administrator Guide (SIP)
C-2
The following types of responses are used by SIP and generated by the Cisco SIP
gateway:
• SIP 1xx—Informational responses
SIP 2xx—Successful responses
•
SIP 3xx—Redirection responses
•
• SIP 4xx—Client Failure responses
SIP 5xx—Server Failure responses
•
• SIP 6xx—Global Failure responses
This section describes call flows for the following scenarios:
Cisco IP Phone-to-SIP Server—Registration without Authentication,
•
page C-2
Cisco IP Phone-to-SIP Server—Registration with Authentication, page C-4
•
• Cisco IP Phone-to-Cisco IP Phone—Basic SIP to SIP Call without
Authentication, page C-7
• Cisco IP Phone-to-Cisco IP Phone—Basic SIP to SIP Call with
Authentication, page C-15
Each of the call flows includes a call diagram, action descriptions table, and a
sample log file.
Figure C-1 illustrates the Cisco IP Phone registering with the SIP server where
authentication is not required for registration.
in detail. Table C-2 shows the log of these actions.
The call flow is as follows:
Cisco IP Phone requests registration.
1.
Registration is completed.
2.
Appendix C SIP Call Flows
Table C-1 describes these actions
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