Voice; Chapter 23 Voice; Voice Overview; What You Can Do In This Chapter - ZyXEL Communications VMG Series User Manual

23.1 Voice Overview

You can make calls over the Internet using VoIP technology. For this, you first need to set up a SIP
account with a SIP service provider.
Use this chapter to:
• Connect an analog phone to the Zyxel Device.
• Configure settings such as speed dial.
• Configure network settings to optimize the voice quality of your phone calls.

23.1.1 What You Can Do in this Chapter

These screens allow you to configure your Zyxel Device to make phone calls over the Internet and your
regular phone line, and to set up the phones you connect to the Zyxel Device.
• Use the SIP Account screen
control which SIP accounts the phones connected to the Zyxel Device use and configure audio
settings such as volume levels for the phones connected to the Zyxel Device.
• Use the SIP Service Provider screen
QoS for VoIP calls, the numbers for certain phone functions, and dialing plan.
• Use the Region screen
are in.
• Use the Call Rule screen
(VoIP) phone numbers.
• Use the Call History screen
call you made or each incoming call from someone calling you.
• Use the Call Summary screen
and missed calls.
You don't necessarily need to use all these screens to set up your account. In fact, if your service
provider did not supply information on a particular field in a screen, it is usually best to leave it at its
default setting.

23.1.2 What You Need to Know About VoIP

VoIP
VoIP stands for Voice over IP. IP is the Internet Protocol, which is the message-carrying standard the
Internet runs on. So, Voice over IP is the sending of voice signals (speech) over the Internet (or another
network that uses the Internet Protocol).
(Section 23.3 on page
(Section 23.4 on page
(Section 23.6 on page 274) to change settings that depend on the country you
(Section 23.7 on page
(Section 23.8 on page
(Section 23.9 on page
VMG/XMG Series User's Guide
261
C
H A P T E R
262) to set up information about your SIP account,
267) to configure the SIP server information,
275) to set up shortcuts for dialing frequently-used
276) to view detailed information for each outgoing
277) to view the summary list of received, dialed
23

Voice