User Manual and Operating Guide
Epygi Technologies  Configuring Grandstream IP Phones on Quadro LAN 
1  Introduction 
Quadro IP PBXs provide the option of using SIP phones along with standard analogue phones. IP 
phones are connected to the Quadro LAN interface via Ethernet and serve as additional extensions 
similar to onboard FXS extensions (see
 Figure 1). 
This document describes how to configure the Grandstream SIP phones connected to the Quadro 
LAN using Auto-configuration option of the Quadro. 
Started with Quadro software 3.1.x, an Auto-configuration  option is available for a number of 
SIP phones particularly the Grandstream IP Phones. This option simplifies SIP phone configuration 
procedure eliminating the necessity of manual configuration of the phones. The user only needs to 
configure an IP line attached to a desired extension on the Quadro and then reset the SIP phone 
to factory defaults. For more information on the Auto-configuration option, please refer to 
Section 
3. 
Figure 1-IP phone connected to the Quadro LAN 
2  Requirements and Preparations 
•  Software image 4.1.x running on the Quadro IP PBX. 
•  Quadro is connected to the network and all network settings are correctly configured. 
•  SIP phones connected to the Quadro LAN 
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