This is a technical guide targeted to PBX developers that want to learn the different mechanisms that GRP26XX phones support...

INTRODUCTION Grandstream SIP devices can be provisioned using either the web interface or XML configuration files downloaded via FTP, FTPS,...

All Grandstream SIP products support being provisioned by an XML configuration file which consists of <Pxxxxx > tags (xxxxx is...

Dynamic Host Configuration Protocol (DHCP) is a standardized network protocol used on Internet Protocol (IP) networks for dynamically distributing network configuration parameters, such as IP addresses for...