User's Manual
Firmware Version 1.0.0.5 
UCM6510 IP PBX User Manual 
Page 13 of 192 
WELCOME 
Thank you for purchasing Grandstream UCM6510 IP PBX appliance. UCM6500 is an innovative IP PBX 
appliance designed to bring enterprise-grade unified communications and security protection features to 
small-to-medium businesses (SMBs) in an easy-to-manage fashion. Powered by an advanced hardware 
platform and revolutionary software functionalities, UCM6500 offers a breakthrough turnkey solution for 
converged voice, video, data, fax, security surveillance, and mobility applications out of the box without 
any extra license fees or recurring costs. 
  Caution: 
Changes or  modifications  to  this product  not expressly approved  by Grandstream, or operation of this 
product in any way other than as detailed by this User Manual, could void your manufacturer warranty. 
  Warning:   
Please do not use a different power adaptor with the UCM6510 as it may cause damage to the products 
and void the manufacturer warranty. 
This document is subject to change without notice. The latest electronic version of this user manual is 
available for download here: 
http://www.grandstream.com/support 
Reproduction or transmittal of the entire or any part, in any form or by any means, electronic or print, for 
any purpose without the express written permission of Grandstream Networks, Inc. is not permitted. 










