Yealink SIP-T2 SERIES Administrator's Manual page 24

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
Power and Startup Issues ......................................................................................................................................... 978
Hardware Issues ........................................................................................................................................................... 979
Other Issues ................................................................................................................................................................... 979
Appendix..................................................................................... 983
Appendix A: Glossary ........................................................................................................................................................... 983
Appendix B: Time Zones .................................................................................................................................................... 985
Appendix C: Trusted Certificates .................................................................................................................................... 986
Appendix D: Configuring DSS Key ................................................................................................................................. 987
Appendix E: Auto Provisioning Flowchart (Keep user personalized configuration settings) ............. 1006
Appendix F: Configurations Defined Never be Saved to <MAC>-local.cfg file ...................................... 1007
Appendix G: SIP (Session Initiation Protocol) ......................................................................................................... 1015
RFC and Internet Draft Support .......................................................................................................................... 1015
SIP Request.................................................................................................................................................................. 1018
SIP Header ................................................................................................................................................................... 1019
SIP Responses ............................................................................................................................................................ 1021
SIP Session Description Protocol (SDP) Usage ............................................................................................. 1023
Appendix H: SIP Call Flows ............................................................................................................................................. 1024
Successful Call Setup and Disconnect ............................................................................................................. 1024
Unsuccessful Call Setup-Called User is Busy ............................................................................................... 1027
Unsuccessful Call Setup-Called User Does Not Answer ......................................................................... 1029
Successful Call Setup and Call Hold ................................................................................................................. 1031
Successful Call Setup and Call Waiting ........................................................................................................... 1034
Call Transfer without Consultation .................................................................................................................... 1038
Call Transfer with Consultation ........................................................................................................................... 1042
Always Call Forward ................................................................................................................................................. 1047
Busy Call Forward ..................................................................................................................................................... 1049
No Answer Call Forward ........................................................................................................................................ 1052
Call Conference ......................................................................................................................................................... 1055
Index ......................................................................................... 1061
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