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• Admin: Responsible for configuring the XConf firmware control rules specific to the model and upload the stable release firmware image to the file server.
• File Server: It hosts the firmware upgrade package. Could be supporting various protocols (HTTP,HTTPS, FTP, SFTP, TFTP etc) but these are not coming under Xconf's scope. XConf provides a File Server to host the firmware upgrade package but it it does not mandate to use the same.
• XConf Server: When an STB queries for details about any available update, XConf shares the available details of firmware update package to STB after matching against its configured rules for that STB make & model.
• STB: This could be any RDKV flavor (IP/Hybrid STB, TV Platforms etc).  

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Configure the device in XCONF

Xconf server provide information to STB like which Firmware version, From where to download the image and how(protocol) to download.

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