Account/codec settings – Grandstream GXP2200 User Manual User Manual
Page 124
Firmware Version 1.0.3.26 GXP2200 USER MANUAL Page 123 of 159
ACCOUNT/CODEC SETTINGS
DTMF
This parameter specifies the mechanism to transmit DTMF digits. There
are 3 supported modes: in audio which means DTMF is combined in the
audio signal (not very reliable with low-bit-rate codecs), via RTP
(RFC2833), or via SIP INFO. The default setting is "RFC2833".
DTMF Payload Type
This parameter sets the payload type for DTMF using RFC2833. Default
is 101.
Preferred Vocoder
4 different vocoder types are supported on the phone, including G.711
A-law (PCMA), G.711 U-law (PCMU), G.722 and G.729A/B. Users can
configure vocoders in a preference list that is included with the same
preference order in SDP message. Arrange your preferred vocoder
orders using the Up and Down button.
Enable RFC5168 Support
If set to "Yes", RFC5168 support will be enabled for video call. The
default setting is "No".
Video Bit Rate
Configures bit rate for video call. The default setting is 500 kbps.
H.264 Payload Type
Configures H.264 codec payload type (ranging from 96 - 127). The
default setting is 99.
SRTP Mode
Enables the SRTP mode based on your selection from the drop-down
menu. The default setting is "Disable".
Silence Suppression
Controls the silence suppression/VAD feature of the audio codec G.723
is "No".
SIP T1 Timeout
SIP T1 Timeout (in seconds). The default setting is 0.5 sec.
SIP T2 interval
SIP T2 Interval (in seconds). The default setting is 4 sec.
Remove OBP from route
Configures to remove outbound proxy from route. This is used for the
SIP Extension to notify the SIP server that the device is behind a
NAT/Firewall. The default setting is "No".
Enable SCA (Shared Call
Appearance)
If set to "Yes", the Shared Call Appearance (Broadsoft Standard) will be
used for the registered account. The default setting is "No".
Enable BargeIn
If set to "Yes", the user could barge onto an active call on a shared line.
The default setting is "No".
Auto-filling Pickup Feature
Code
If set to "Yes", the call park feature code will be automatically filled in.
The default setting is "Yes".
Pickup Feature Code
Configures the pickup feature code for call park.
Line-seize Timeout
Configures the timeout before the line can be seized (in seconds). The
default setting is 15.