Advanced Settings Page Definitions; Advanced Settings/General Settings - Grandstream Networks GXV3275 Administration Manual

Advanced Settings Page Definitions

Advanced Settings/General Settings

Local RTP Port
Use Random Port
Disable in-call DTMF
display
Hide LDAP Contacts
Hide Local Call History
Keep-alive Interval (s)
STUN Server
Use NAT IP
Defines the local RTP-RTCP port pair used to listen and transmit.
If it is configured with X, in channel 0 the port X will be used for audio RTP message,
the port X+1 for audio RTCP message, the port X+2 for video RTP message and
the port X+3 for video RTCP. In Channel 1, each port number will be incremented
by 4 for each message. This increment rule will apply to other channels and other
port numbers.
By default, the Account 1 will use Channel 0, Account 2 Channel 1,
Account 3 Channel 2, Account 4 Channel 3, and Account 5 Channel 4 and Account
6 Channel 5.
If an account needs to establish multiple session simultaneously, the system will
use the ports in the next available channels.
The default value is 5004. The valid range is from 1024 to 65400.
Forces the phone system to use random ports for both SIP and RTP messages.
This is usually necessary when multiple phones are behind the same full cone NAT.
The default setting is "No".
Note: This parameter must be set to "No" for Direct IP Calling to work.
Enables/disables the phone system to omit the DTMF digits displaying from the
LCD screen. The default setting is "No".
Enables/disables the phone system to omit the LDAP contacts will from LCD
screen. If it is enabled, end user is not allowed to use it in the Contact app. The
default setting is "No".
Enables/disables the phone system to omit the Local Call History will from LCD
screen. It only valid when the BroadSoft Xsi call logs feature is enabled. If it is
enabled, end user will enter the BroadSoft Xsi call logs directly from the Call History
app from the LDC screen. The default setting is "No".
Specifies how the phone system will send a Binding Request packet to the SIP
server in order to keep the "ping hole" on the NAT router to open. The default setting
is 20 seconds.
The valid range is from 10 to 160.
Configures the URI of STUN (Simple Traversal of UDP for NAT) server. The phone
system will send STUN Binding Request packet to the STUN server to learn the
public IP address of its network. Only non-symmetric NAT routers work with STUN.
The default setting is "stun.ipvideotalk.com".
Configures the IP address for the Contact header and Connection 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.
GXV3275 Administration Guide
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