User`s guide

Table of Contents
User’s Guide
14
Chapter 10
The System Configuration Screens ....................................................................................101
10.1 Overview .......................................................................................................................... 101
10.1.1 What You Can Do in This Chapter ......................................................................... 101
10.1.2 What You Need to Know ........................................................................................ 101
10.2 General ........................................................................................................................... 102
10.3 Dynamic DNS .................................................................................................................. 103
10.4 Firmware .......................................................................................................................... 105
10.4.1 The Firmware Upload Process ............................................................................... 106
10.5 Configuration ................................................................................................................... 106
10.5.1 The Restore Configuration Process ....................................................................... 107
10.6 Restart ............................................................................................................................. 108
10.6.1 The Restart Process .............................................................................................. 108
Part IV: Voice Screens ......................................................................... 109
Chapter 11
The Service Configuration Screens .................................................................................... 111
11.1 Overview ...........................................................................................................................111
11.1.1 What You Can Do in This Chapter ..........................................................................111
11.1.2 What You Need to Know .........................................................................................111
11.1.3 Before you Begin .....................................................................................................112
11.2 SIP Settings ......................................................................................................................113
11.2.1 Advanced SIP Settings ............................................................................................114
11.3 QoS .................................................................................................................................. 120
11.4 Technical Reference ........................................................................................................ 121
11.4.1 SIP Call Progression .............................................................................................. 121
11.4.2 SIP Client Server .................................................................................................... 122
11.4.3 SIP User Agent ....................................................................................................... 122
11.4.4 SIP Proxy Server .................................................................................................... 122
11.4.5 SIP Redirect Server ................................................................................................ 123
11.4.6 NAT and SIP ........................................................................................................... 123
11.4.7 DiffServ ................................................................................................................... 124
11.4.8 DSCP and Per-Hop Behavior ................................................................................. 124
Chapter 12
The Phone Screens...............................................................................................................125
12.1 Overview .......................................................................................................................... 125
12.1.1 What You Can Do in This Chapter ......................................................................... 125
12.1.2 What You Need to Know ........................................................................................ 125
12.2 Analog Phone .................................................................................................................. 126