Grandstream Networks GVC3200 Administration Manual page 60

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It is used to set the fan speed of the device, the default setting "Normal" means slow
Fan Speed
speed and lower noise while "Full Speed" means fast speed and high noise.
This parameter defines the local RTP-RTCP port pair used to listen and transmit. It is
the base RTP port for channel 0. When configured, for audio, channel 0 will use this
port_value for RTP and the port_value+1 for its RTCP; channel 1 will use port_value+6
Local RTP Port
for RTP and port_value+7 for its RTCP. For video, channel 0 will use port_value+2 for
RTP and port_value+3 for its RTCP; channel 1 will use port_value+8 for RTP and
port_value+9 for RTCP. The default value is 5004.
When set to "Yes", this parameter will force random generation of both the local SIP
and RTP ports. This is usually necessary when multiple devices are behind the same
full cone NAT. The default setting is "No".
Use Random Port
Note:
This parameter must be set to "No" for Direct IP Calling to work.
Disable In-call It will enable/disable the device to omit the DTMF digits displaying from the LCD
DTMF Display screen. The default setting is "No".
Disable Remote If set to "Yes", the Remote Control app can be paired to the GVC3200/GVC3202 via
Bluetooth, but it cannot connect to the GVC3200/GVC3202 to perform any operations.
Control App
Connect The default setting is "No".
Remote Control
Configure the sensitivity of the remote control trackpad. Users can select Slow, Normal
Touchpad
or Fast. The default setting is Normal.
Sensitivity
It is used to specify how often the device will send a Binding Request packet to the
Keep-alive
SIP server in order to keep the "ping hole" on the NAT router to open. The default
Interval (s)
setting is 20 seconds. The valid range is from 10 to 160.
It is used to configure the URI of STUN (Simple Traversal of UDP for NAT) / TURN
(Traversal Using Relays around NAT) server. The device will send STUN Binding
STUN/TURN
Request packet to the STUN server to learn the public IP address of its network. Only
Server
non-symmetric
"stun.ipvideotalk.com".
TURN Server
It is used to configure the username for TURN server.
Username
TURN Server
It is used to configure the password for TURN server.
Password
It is used to configure the IP address for the Contact header and Connection
Use NAT IP Information in the SIP/SDP message. It should ONLY be used if it's required by your
ITSP. The default setting is keep the box blank.
NAT routers work
GVC3200/3202 Administration Guide
with STUN. The default setting is
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