Genban IP8820 - Page 138

IP8820/IP8830/IP8840
Installer Guide
D-12
Section
Field Name
Description
frame_duration
Sets the RTP frame duration in milliseconds.
Valid values are 10 to 100.
The default is 20.
jitterbuffer_min_delay
Sets the minimum jitter buffer size, in milliseconds. The Jitter
buffer parameters control the buffer size for out-of-sequence
packets. Using larger values produce less packet loss as the
IP Phone will wait longer for receipt of packets. However,
large values may delay voice packet processing. Smaller
values may produce more packet loss but quicker voice
packet processing.
Valid values are 0 to 150.
The default is 30.
jitterbuffer_nom_delay
Sets the nominal jitter buffer size, in milliseconds.
Valid values are 0 to 150.
The default is 60.
jitterbuffer_max_delay
Sets the maximum jitter buffer size, in milliseconds.
Valid values are 0 to 150.
The default is 120.
headset_mode
Toggles the headset mode on and off.
Valid values are disable and enable.
The default is disable.
dtmf
Sets the method to determine RFC 2833 payload type.
Valid values are:
• inband — Always generate in-band DTMF.
• nego — Negotiate RFC2833 with remote side.
• rfc2833 — Always generate DTMF digits out-of-band
RFC2833.
• info — Always generate DTMF digits out-of-band in INFO
message.
Default is nego.
key_tone
Controls the Key tone operation. If enabled, when a button
on the IP Phone is pressed the key tone is heard.
Valid values are enable and disable.
The default is enable
condition
Sets conditions for call forward.
Valid values are:
• -1 — Disables forwarding feature.
• 0 — Condition not defined by configuration file, user can
define condition.
• 1 — Forward calls when the call is not answered in the
no-answer.
• 2 —Forward calls when the phone is busy.
• 3 —Forward calls when the phone is busy or the call is
not answered.
• 4 —Forward all calls.
The default is 0 (not defined by configuration file).
forwarding_address
Sets the address to receive forwarded calls.
The valid value is a maximum of 60 characters.
The default is blank.
FWRD
noanswer_time
Sets the no-answer time, in seconds, for no-answer forward.
Valid values are 1 to 30.
The default is 10.