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Chapter 18 VoIP
EMG5324-D10A User’s Guide
228
SIP Account
Selection
This shows the SIP account you are configuring.
General
SIP Account 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.
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 password for registering this SIP account, exactly as it was given to you. You can
use up to 95 printable ASCII characters.
URL Type
URL Type 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.
Voice Features
Primary
Compression
Type
Secondary
Compression
Type
Third
Compression
Type
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.
Speaking
Volume
Control
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.
Listening
Volume
Control
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.
Active G.168
(Echo
Cancellation)
Select this if you want to eliminate the echo caused by the sound of your voice
reverberating in the telephone receiver while you talk.
Active VAD
(Voice Active
Detector)
Select this if the Device should stop transmitting when you are not speaking. This reduces
the bandwidth the Device uses.
Call Features
Send Caller ID Select this if you want to send identification when you make VoIP phone calls. Clear this if
you do not want to send identification.
Active Call
Transfer
Select this to enable call transfer on the Device. This allows you to transfer an incoming call
(that you have answered) to another phone.
Table 81 SIP Account Edit (continued)
LABEL DESCRIPTION