Huawei eSpace 7870 User Manual page 52

Huawei IP Phone eSpace 7870
User Manual
Figure 3-18 Setting voice-related parameters
Table 3-11
Table 3-11 Parameters in the Voice area
Parameter
Echo Cancellation
Echo canceller
VAD
CNG
JITTER BUFFER
Type
Min Delay
Max Delay
Normal Delay
Ring
The distinctive ring tone service allows a user to identify the callers based on the ring tone.
The ring tone is specified in the Alert-Info message in the SIP Invite signaling. The ring tone
can be a local ring tone or a remote ring tone.
Local ring tone: ring tone stored in the flash memory of an IP phone.
Remote ring tone: ring tone that an IP phone downloads from a URL specified in the SIP
Invite signaling.
Issue 01 (2012-06-20)
lists parameters in the Voice area on the Phone tab page.
Description
Configuration about echo cancellation.
Indicates whether to enable the echo canceler.
Indicates whether to enable the Voice activity detection (VAD).
Indicates whether to enable the Comfort Noise Generator (CNG).
Configuration about the jitter buffer. Voice packages can be
collected, stored, and sent to the voice processor.
Type of the jitter buffer.
Minimum delay.
Maximum delay.
Normal delay.
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3 Configuring eSpace 7870
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