Yealink SIP-T2 Series Provisioning Manual

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Yealink SIP-T2 Series Provisioning Manual Manual pdf 55 page image

Downloading and Verifying Configurations45Example 3: Yealink SIP-T28P IP phone downloads configuration files from the HTTP server.Generally, the administrator deploys phones in batch via auto provisioning, yet someusers would like to keep the personalized configuration settings (e.g., ringtones, volumeand DSS keys), even after auto provisioning, so several specific scenarios aredemonstrated as follows:The administrator wishes to upgrade firmware from the old version to the latest versionand then protect personalized configuration settings even after auto provisioning. Theold firmware version does not support a MAC-local CFG file to keep personalizedconfiguration settings.Scenario Conditions: SIP-T28P IP phone firmware version: 2.71.0.165. This firmware version does notsupport a MAC-local CFG file to keep personalized configuration settings. SIP-T28P IP phone target firmware version: 2.72.0.30. This firmware version supportsYealink IP phones support FTP, TFTP, HTTP and HTTPS protocols for uploading theMAC-local CFG file. This section takes the TFTP protocol as an example. Beforeperforming the following, make sure the provisioning server supports upload.If you are using the HTTP(S) server, you can specify the way the phone uploads theMAC-local CFG file to the provisioning server. It is determined by the value of theparameter “auto_provision.custom.upload_method”. For more information ondescription of this parameter, refer to Description of Configuration Parameters in CFGFiles on page 81.