Grandstream Networks GXV3240 Administration Manual page 49

Use Privacy Header
Use P-Preferred-Identity
Header
SIP Transport
SIP URI Scheme When Using
TLS
Use Actual Ephemeral Port in
Contact with TCP/TLS
Symmetric RTP
Support SIP Instance ID
Validate Incoming SIP
Messages
Firmware Version 1.0.3.6
P-Asserted Identify Header, Remote-Party-ID Header and From
Header. 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".
It is used to set if the Privacy header will be presented in the SIP
INVITE message and if it includes the caller info in this header. If it is
set to "Default", the Privacy Header will be omitted in INVITE when
"Huawei IMS" special feature is active. If set to "Yes", it will always be
presented. If set to "No", it will always be omitted. 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 INVITE message when "Huawei IMS"
special feature is active. If set to "Yes", the P-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 which network protocol will be used to transport the
SIP message. It can be selected from TCP/UDP/TLS. The default
setting is "UDP".
It is used to set which SIP header, "sip" or "sips", will be used if TLS is
selected for SIP Transport. The default setting is "sip".
It is used to set the port information in the Via header and Contact
header of SIP message when the phone system use TCP or TLS. If
set to No, these port numbers will use the permanent listening port on
the phone. Otherwise, they will use the ephemeral port for the
particular connection. The default setting is "No".
It is used to set if the phone system enables the symmetric RTP
mechanism. If it is set to "Yes", the phone system will use the same
socket/port for sending and receiving the RTP messages. The default
setting is "No".
It is used to set if the phone system will send SIP Instance ID. The SIP
instance ID is used to uniquely identify the device. If set to "Yes", the
SIP Register message Contact header will include +sip.instance tag.
The default setting is "Yes".
It is used to set if the phone system will check the incoming SIP
messages caller ID and CSeq headers. If the message does not
include the headers, it will be rejected. The default setting is "No".
GXV3240 Administration Guide Page 47 of 105