Grandstream GXP21xx Series User Manual - Manual (Page 53)

FIRMWARE VERSION 1.0.8.4 GXP2120/GXP2110/GXP2100/GXP14xx USER MANUAL Page 51 of 85
Support SIP Instance ID
Defines whether SIP Instance ID is supported or not. The default setting is
"Yes".
SUBSCRIBE for MWI
When set to "Yes", a SUBSCRIBE for Message Waiting Indication will be sent
periodically. The phone supports synchronized and non-synchronized MWI.
The default setting is "No".
SUBSCRIBE for
Registration When set to "Yes", a SUBSCRIBE for Registration will be sent out periodically.
The default setting is "No".
Enable 100rel
The use of the PRACK (Provisional Acknowledgment) method enables
reliability to SIP provisional responses (1xx series). This is very important in
order to support PSTN internetworking. To invoke a reliable provisional
response, the 100rel tag is appended to the value of the required header of the
initial signaling messages.
Caller ID Display
When set to "Auto", the phone will look for the caller ID in the order of
P-Asserted Identity Header, Remote-Party-ID Header and From Header in the
incoming SIP INVITE. When set to "Disabled", all incoming calls are displayed
with "Unavailable". When set to "From Header", the phone will display the
caller ID based on the From Header in the incoming SIP INVITE. The default
setting is "Auto".
Use Privacy Header
Controls whether the Privacy Header will present in the SIP INVITE message
or not. The default setting is "default": the Privacy Header will show in INVITE
unless "Huawei IMS" special feature is on. If set to "Yes", the Privacy Header
will always show in INVITE. If set to "No", the Privacy Header will not show in
INVITE.
Use P-Preferred-Identity
Header
Controls whether the P-Preferred-Identity Header will present in the SIP
INVITE message or not. The default setting is "default": the
P-Preferred-Identity Header will show in INVITE unless "Huawei IMS" special
feature is on.
If set to "Yes", the P-Preferred-Identity Header will always show in INVITE.
If set to "No", the P-Preferred-Identity Header will not show in INVITE.
Ignore Alert-Info header Configured default ringtone will be played by ignoring Alter-Info header.
Account x -> SIP Settings -> Advanced Features
Broadsoft Call Center
Default setting is "No". When set to "Yes", a soft key “BSCCenter” is displayed
on LCD. User can access different Broadsoft Call Center agent features via
this soft key. Please note that “Feature Key Synchronization” will be enabled
regardless of this setting.
Hoteling Event
Broadsoft Hoteling event feature. Default setting is "No". With “Hoteling Event”
enabled, user can access the Hoteling feature option by pressing the
“BSCCenter” soft key.