Configure NTP Server 56
Configure the RTP Parameters 56
Control SIP and RTP Behaviour in Dual Mode 57
Configure the SDP Payload Types 58
Configure the SIP Settings for Extensions 58
Configure the SIP Proxy Server 59
Configure the Subscriber Information Parameters 59
Managing NAT Transversal with Phones 59
Enable NAT Mapping 60
NAT Mapping with Session Border Controller 60
NAT Mapping with SIP-ALG Router 60
NAT Mapping with the Static IP Address 60
Configure NAT mapping with STUN 61
Dial Plan 63
Dial Plan Overview 63
Digit Sequences 63
Digit Sequence Examples 64
Acceptance and Transmission of the Dialed Digits 66
Dial Plan Timer (Off-Hook Timer) 67
Interdigit Long Timer (Incomplete Entry Timer) 67
Interdigit Short Timer (Complete Entry Timer) 68
Edit the Dial Plan on the IP Phone 69
Reset the Control Timers 69
Regional Parameters and Supplementary Services 70
Regional Parameters 70
Set the Control Timer Values 70
Localize Your Cisco IP Phone 70
Time and Date Settings 71
Configure Daylight Saving Time 71
Phone Display Language 72
Cisco IP Phone 7800 Series Documentation 75
Third-Party Call Control Setup 77
CHAPTER 5
Determine the Phone MAC Address 77
Cisco IP Phone 7800 Series Multiplatform Phones Administration Guide
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