User's Manual
GXP2130/GXP2140/GXP2160/GXP2170/GXP2135   
ADMINISTRATION GUIDE 
Page 27 of 85 
Configuresconfig server for provisioning the phone. 
o  Upgrade Via 
Specifies upgrade/provisioning via TFTP/HTTP/HTTPS. 
o  Start Provison   
Starts Provision immediately. 
  Language Download 
o  Auto Language Download 
o  Language Download 
  Factory Functions 
o  Diagnostic Mode 
All LEDs will light up. All keys‟ name will display in red on LCD 
screen  before  diagnosing.  Press  any  key  on  the  keypad  to 
diagnose  the  key‟s  function.When  done,  the  key‟s  name  will 
display  in  blue  on  LCD.  Lift  and  put  back  the  handsetto  exit 
diagnostic mode. 
o  Audio Loopback 
Speak  to  the  phone  using speaker/handset/headset.  If  you  can 
hear your voice, your audio is working fine. Press “Exit” soft key to 
exit audio loopback mode. 
o  LCD on/off 
Selectsthis  option  to  turn  off  LCD.  Press  any  button  to  turn  on 
LCD.   
o  LCD Diagnostic 
Enters this option and press Left/Right Navigation key to do LCD 
Diagnostic. Press “Exit” soft key to quite.   
o  Certificate Verification 
This is used to validate certificate chain for the server‟s certificate. 
  UCM Detect 
Detect/connect UCM server to process auto-provision. Manually input the 
IP and port of the UCM server phone wants to bind with; Or select from 
theavailable UCM server in network.   
  Operations 
o  Factory Reset 
It is used to restore the phone to factory default settings. 
Reboot 
Reboots the phone. 










