Table Of Contents - Talkswitch 48-CA User Manual

TABLE OF CONTENTS

CHAPTER 1
How does VoIP work? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Does a VoIP call sound like a regular phone call? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
If the power goes out, does the VoIP network stay up?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
What happens to VoIP if the IP network fails?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
I have a firewall and heard that it can prevent VoIP calls from passing through. Is this true? . . 2
What is SIP? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
What is a VPN? Can a VPN help me to carry data securely over the Internet? . . . . . . . . . . . . . . . 3
What's the difference between a Public IP Address and a Private IP Address? . . . . . . . . . . . . . . 3
What is NAT and how does it affect VoIP? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
What's the difference between a Static IP Address and a Dynamic IP Address? . . . . . . . . . . . . 3
What effect does this have on VoIP? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
What is a SIP Proxy and Registrar?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
What is Dynamic DNS? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
What is the drawback of using Dynamic DNS? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
How often will my Public IP address change? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
What is a port number? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
CHAPTER 2
2.1 What's included with TalkSwitch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.2 Front Panel Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.3 Back Panel Descriptions - TalkSwitch 48-CA/CVA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.4 Plugging into the Back Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.5 Attaching telephone lines to TalkSwitch line jacks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.5.1 Attaching phones and other devices to TalkSwitch extension jacks . . . . . . . . . 11
2.5.2 Connecting devices to the Music and PA jacks . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.5.3 Connecting TalkSwitch to a LAN and/or PC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.5.3.1
2.5.3.2
2.5.3.3
2.5.3.4
Introduction to VoIP
Installing TalkSwitch
Connecting TalkSwitch to a LAN for local configuration . . . . . . . . . . 13
Connecting TalkSwitch to a PC using a USB cable . . . . . . . . . . . . . . . 13
Connecting TalkSwitch to a PC using a Serial cable . . . . . . . . . . . . . 13
Connecting to TalkSwitch over IP . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14