Grandstream Networks GVC3200 Administration Manual page 41

It is used to set the header tag from the SIP INVITE message for the Caller ID display.
If it is set to Auto, the device will use one of the available headers in the priority
hierarchy of P-Asserted Identify Header, Remote-Party-ID Header and From Header.
Caller ID Display
If it is set to "From Header", it will use the From Header information for the Caller ID.
If it is set to "Disabled", all the incoming calls Caller ID will be displayed with
"Unavailable". The default setting is "Auto".
Controls whether the Privacy header will present in the SIP INVITE message or not,
whether the header contains the caller info. When set to "default", the Privacy Header
Use Privacy
will show in INVITE only when "Huawei IMS" special feature is on. If set to "Yes", the
Header
Privacy Header will always show in INVITE. If set to "No", the Privacy Header will not
show in INVITE. The default setting is "Default".
It is used to set if the P-Preferred-Identity Header will be presented in the SIP INVITE
message. If set to "default", the P-Preferred-Identity Header will be omitted in SIP
Use P-Preferred-
INVITE message when "Huawei IMS" special feature is active. If set to "Yes", the P-
Identity Header
Preferred-Identity Header will always be presented. If set to "No", it will be omitted.
The default setting is "Default".
It is used to set the protocol used to transport the SIP message. It can be selected
SIP Transport
from TCP/UDP/TLS. The default setting is "UDP".
SIP URI Scheme It is used to set SIP header – "SIP" or "SIPs", which will be used if TLS is selected for
When Using TLS SIP Transport. The default setting is "SIP".
Use Actual
It is used to set the port information in the Via header and Contact header of SIP
Ephemeral Port message when the device uses TCP or TLS. If set to "No", these port numbers will
in Contact with
use the permanent listening port on the device. Otherwise, they will use the ephemeral
TCP/TLS port for the particular connection. The default setting is "No".
It is used to enable the symmetric RTP mechanism. If set to "Yes", the device will use
Symmetric RTP
the same socket/port for sending and receiving the RTP messages. Default is "No".
It is used to configure whether to filter received RTP packets. The options are
"Disable", "IP Only" and "IP and Port". The default setting is "Disable".
This setting can be used with "Symmetric RTP". Please see below:
•
Symmetric RTP = No, RTP IP Filter = Disable
The device sends RTP packets to the IP:Port included in SDP and accepts RTP
packets from any address.
•
Symmetric RTP = Yes, RTP IP Filter = Disable
RTP IP Filter
The device sends RTP packets to the IP:Port where the RTP packets come from
and accepts RTP packets from any address.
•
Symmetric RTP = No, RTP IP Filter = IP Only
The device sends RTP packets to the IP:Port included in SDP and only accepts
RTP packets from the IP in the SDP.
•
Symmetric RTP = Yes, RTP IP Filter = IP Only
The device sends RTP packets to the IP:Port where the RTP packets come from
GVC3200/3202 Administration Guide
Version 1.0.3.64
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