ZyXEL VMG4927-B50A User Guide - Page 214

VoIP > SIP > SIP Account > Add new account/Edit

Page 214 highlights

Chapter 21 Voice Each field is described in the following table. Table 94 VoIP > SIP > SIP Account > Add new account/Edit LABEL DESCRIPTION SIP Account Selection SIP Account Selection This field displays ADD_NEW if you are creating a new SIP account or the SIP account you are modifying. SIP Service Provider Association SIP Account Associated with Select the SIP service provider profile to use for the SIP account you are configuring in this screen. This field is read-only when you are modifying a SIP account. General Enable SIP Account Select this if you want the VMG to use this account. Clear it if you do not want the VMG to use this account. SIP Account Number Enter your SIP number. In the full SIP URI, this is the part before the @ symbol. You can use up to 127 printable ASCII characters. Authentication Username Enter the user name for registering this SIP account, exactly as it was given to you. You can use up to 95 printable ASCII characters. Password Enter the user name for registering this SIP account, exactly as it was given to you. You can use up to 95 printable ASCII Extended set characters. URL Type URL Type Select whether or not to include the SIP service domain name when the VMG sends the SIP number. SIP - include the SIP service domain name. Voice Features Primary Compression Type Secondary Compression Type Third Compression Type TEL - do not include the SIP service domain name. Select the type of voice coder/decoder (codec) that you want the VMG to use. G.711 provides high voice quality but requires more bandwidth (64 kbps). G.711 is the default codec used by phone companies and digital handsets. • G.711a is typically used in Europe. • G.711u is typically used in North America and Japan. G.726-24 operates at 24 kbps. G.726-32 operates at 32 kbps. G.722 is a 7 KHz wideband voice codec that operates at 48, 56 and 64 kbps. By using a sample rate of 16 kHz, G.722 can provide higher fidelity and better audio quality than narrow band codecs like G.711, in which the voice signal is sampled at 8 KHz. The VMG must use the same codec as the peer. When two SIP devices start a SIP session, they must agree on a codec. Select the VMG's first choice for voice coder/decoder. Select the VMG's second choice for voice coder/decoder. Select None if you only want the VMG to accept the first choice. Speaking Volume Control Listening Volume Control Select the VMG's third choice for voice coder/decoder. Select None if you only want the VMG to accept the first or second choice. Select the loudness that the VMG uses for speech that it sends to the peer device. Select the loudness that the VMG uses for speech that it receives from the peer device. VMG4927-B50A / VMG9827-B50A User's Guide 214

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Chapter 21 Voice
VMG4927-B50A / VMG9827-B50A User’s Guide
214
Each field is described in the following table.
Table 94
VoIP > SIP > SIP Account > Add new account/Edit
LABEL
DESCRIPTION
SIP Account Selection
SIP Account
Selection
This field displays
ADD_NEW
if you are creating a new SIP account or the SIP account
you are modifying.
SIP Service Provider Association
SIP Account
Associated with
Select the SIP service provider profile to use for the SIP account you are configuring
in this screen. This field is read-only when you are modifying a SIP account.
General
Enable SIP
Account
Select this if you want the VMG to use this account. Clear it if you do not want the
VMG to use this account.
SIP Account
Number
Enter your SIP number. In the full SIP URI, this is the part before the @ symbol. You can
use up to 127 printable ASCII characters.
Authentication
Username
Enter the user name for registering this SIP account, exactly as it was given to you.
You can use up to 95 printable ASCII characters.
Password
Enter the user name for registering this SIP account, exactly as it was given to you.
You can use up to 95 printable ASCII Extended set characters.
URL Type
URL Type
Select whether or not to include the SIP service domain name when the VMG sends
the SIP number.
SIP
- include the SIP service domain name.
TEL
- do not include the SIP service domain name.
Voice Features
Primary
Compression Type
Secondary
Compression Type
Third Compression
Type
Select the type of voice coder/decoder (codec) that you want the VMG to use.
G.711 provides high voice quality but requires more bandwidth (64 kbps). G.711 is
the default codec used by phone companies and digital handsets.
G.711a
is typically used in Europe.
G.711u
is typically used in North America and Japan.
G.726-24
operates at
24
kbps.
G.726-32
operates at
32
kbps.
G.722
is a 7 KHz wideband voice codec that operates at 48, 56 and 64 kbps. By using
a sample rate of 16 kHz, G.722 can provide higher fidelity and better audio quality
than narrow band codecs like G.711, in which the voice signal is sampled at 8 KHz.
The VMG must use the same codec as the peer. When two SIP devices start a SIP
session, they must agree on a codec.
Select the VMG’s first choice for voice coder/decoder.
Select the VMG’s second choice for voice coder/decoder. Select
None
if you only
want the VMG to accept the first choice.
Select the VMG’s third choice for voice coder/decoder. Select
None
if you only
want the VMG to accept the first or second choice.
Speaking Volume
Control
Select the loudness that the VMG uses for speech that it sends to the peer device.
Listening Volume
Control
Select the loudness that the VMG uses for speech that it receives from the peer
device.