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How To Upgrade And Provision the Grandstream GXP IP Phone

Grandstream 1620

The GXP1610/GXP1615/GXP1620/GXP1625/GXP1628/GXP1630 can be upgraded via TFTP, HTTP/HTTPS, FTP or FTPS by configuring the URL/IP Address for the TFTP/HTTP/HTTPS/FTP/FTPS server and selecting a download method. Configure a valid URL for TFTP or HTTP/HTTPS or FTP/FTPS; the server name can be FQDN or IP address.

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Power VoIP Guides

Help Guides

Welcome to the Power PBX User Guide. Your Power PBX combines the best in traditional
phone system features with modern Internet Protocol (IP) capabilities. In this guide, you will
learn how to perform many common tasks on your phone, as well as make full use of your
web portal.

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