Polycom SOUNDPOINT SIP 2.2.0 - Manual (Page 146)

Administrator’s Guide SoundPoint IP / SoundStation IP
A - 34
Voice Settings <voice/>
This configuration attribute is defined as follows:
This attribute includes:
• Voice Coding Algorithms <codecs/>
• Volume Persistence <volume/>
• Gains <gain/>
• Acoustic Echo Cancellation <aec/>
• Acoustic Echo Suppression <aes/>
• Background Noise Suppression <ns/>
• Automatic Gain Control <agc/>
• Receive Equalization <rxEq/>
• Transmit Equalization <txEq/>
• Voice Activity Detection <vad/>
Voice Coding Algorithms <codecs/>
The following voice codecs are supported:
Note Modification of se.rt.modification.enabled and se.rt.x.name parameters
through the user interface will be implemented in a future release.
Attribute
Permitted
Values
Default Interpretation
voice.txPacketFilter 0, 1 Null Flag to determine whether or not narrowband Tx
high-pass filtering should be enabled.
If set to 1, narrowband Tx high-pass filter is
enabled.
If set 0 or Null, no Tx filtering is performed.
Algorithm MIME Type Label Bit Rate
Sample
Rate
Frame Size
Effective Audio
Bandwidth
G.711
μ-law
PMCU G711mu 64 Kbps 8 Ksps 10ms - 80ms 3.5 KHz
G.711a-law PCMA G711A 64 Kbps 8 Ksps 10ms - 80ms 3.5 KHz