The following steps will allow you to remotely provision a Grandstream deskphone.RequirementsAccess to the phone or web GUIIt is recommended to Factory Reset the handset before provisioningPhone's MAC address must have already been entered in the Manage PortalConfigure Provisioning Server from HandsetFrom the phone press the Select (center) buttonUsing the arrow buttons scroll right to get to System. Press the Select buttonScroll down to Upgrade. Press the Select buttonScroll down to Config Server and press the Select buttonErase the text in the field and replace with e.pbx.io/cfgPress the Save soft button at the bottom of the screenYou will receive a notice that your configuration settings have been savedPress the Back soft button twiceScroll to Reboot and press the Select buttonPress the Yes soft buttonYour phone will now reboot and pull the new configuration from the provisioning serverConfigure Provisioning Server from Web GUIFrom the phone press the Menu buttonUsing the arrow buttons scroll right to get to Status. Press the Select buttonScroll down to Network Status and press the Select buttonYou will find the IPv4 Address of the phoneUsing any web browser navigate to the IPv4 Address from the previous stepLog in to the web GUI with admin/admin and click on the Login buttonFrom the top menu click on MAINTENANCE and then Upgrade and ProvisioningChange Upgrade via to HTTPIn Config Server Pathenter the provisioning URL for your domainConfig Server Path:
e.pbx.io/cfgScroll to the bottom and click Save and ApplyScroll to the top of the screen and click ProvisionYour phone should download the configuration and reboot within 60 seconds. If it does not reboot then you can reboot the phone manuallyTroubleshootingIf your phone does not provision with the v2 address try using 198.91.51.92/cfg