User's Manual
FIRMWARE VERSION 1.0.1.14      GXP2130/GXP2140/GXP2160 USER MANUAL   Page 51 of 84 
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",  which is when "Huawei  IMS" special 
feature is on, the Privacy Header will not show in INVITE. 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",  which  is  when 
"Huawei IMS" special feature is on, the P-Preferred-Identity Header  will not 
show in INVITE. 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. 
Account x -> SIP Settings -> Advanced Features 
Broadsoft Call Center 
When set to "Yes", Feature Key Synchronization will be enabled regardless of 
web settings. The default setting is "No". 
Hoteling Event 
Enables Broadsoft Hoteling event feature. The default setting is "No". 
Call Center Status 
When set to "Yes", the phone will send SUBSCRIBE to the server to obtain call 
center status. The default setting is "No". 
Publish to Call Center 
When set to "Yes", users could select "Away", "Online" or "Busy" from LCD 
menu and publish it to call center. The default setting is "No". 
Feature Key 
Synchronization 
This  feature  is  used  for  Broadsoft  call  feature  synchronization.  When  it's 
enabled, DND and Call Forward features can be synchronized with Broadsoft 
server. The default setting is "Disabled". 
Line Seize Timeout 
Defines the interval (in seconds) before the line can be seized when Shared 
Line is used. The default value is 15 seconds. 
Eventlist BLF URI 
Configures the eventlist BLF URI on the phone to monitor the extensions in the 
list with Multi Purpose Key. If the server supports this feature, users need to 
configure  an  eventlist  BLF  URI  on  the  service  side  first  (i.e., 
BLF1006@myserver.com) with a list of extension included. On the phone, in 










