ZyXEL Communications P-2812HNU-51c User Manual page 227

Table 62 SIP Account Edit (continued)
LABEL
SIP Account
SIP Account
Number
Authentication
Username
Password
URL Type
URL Type
Voice Features
Primary
Compression Type
Secondary
Compression Type
Third
Compression Type
Speaking
Volume
Control
Listening
Volume
Control
Active G.168
(Echo
Cancellation)
Active VAD
(Voice Active
Detector)
Call Features
Send Caller ID
Active Call
Transfer
P-2812HNU(L)-Fx Series User's Guide
DESCRIPTION
Select the Active SIP Account check box if you want to use this account. Clear
it if you do not want to use this account.
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.
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.
Enter the password for registering this SIP account, exactly as it was given to
you. You can use up to 95 printable ASCII characters.
Select whether or not to include the SIP service domain name when the Device
sends the SIP number.
SIP - include the SIP service domain name.
TEL - do not include the SIP service domain name.
Select the type of voice coder/decoder (codec) that you want the Device to use.
G.711 provides higher voice quality but requires more bandwidth (64 kbps).
• G.711MuLaw is typically used in North America and Japan.
• G.711ALaw is typically used in Europe.
• G.729 only requires 8 kbps.
• G.726-32 operates at 16, 24, 32 or 40 kbps.
• G.722 operates at 48, 56 and 64 kbps.The Device must use the same codec
as the peer. When two SIP devices start a SIP session, they must agree on a
codec.
Select the Device's first choice for voice coder/decoder.
Select the Device's second choice for voice coder/decoder. Select None if you
only want the Device to accept the first choice.
Select the Device's third choice for voice coder/decoder. Select None if you only
want the Device to accept the first or second choice.
Enter the loudness that the Device uses for speech that it sends to the peer
device.
Minimum is the quietest, and Maximum is the loudest.
Enter the loudness that the Device uses for speech that it receives from the peer
device.
Minimum is the quietest, and Maximum is the loudest.
Select this if you want to eliminate the echo caused by the sound of your voice
reverberating in the telephone receiver while you talk.
Select this if the Device should stop transmitting when you are not speaking.
This reduces the bandwidth the Device uses.
Select this if you want to send identification when you make VoIP phone calls.
Clear this if you do not want to send identification.
Select this to enable call transfer on the Device. This allows you to transfer an
incoming call (that you have answered) to another phone.
Chapter 16 VoIP
227