Administrator’s Guide for SIP-T2_Series_T4_Series IP Phones 
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files. The <mac>-local.cfg configuration file contains changes made via phone user 
interface and web user interface. The config.bin file is an encrypted file. For more 
information on config.bin file, contact your Yealink reseller. 
To export BIN configuration files via web user interface: 
1.  Click on Settings->Configuration. 
2.  In the Export or Import Configuration block, click Export to open the file download 
window, and then save the file to your local system. 
 
To export CFG configuration files via web user interface: 
1.  Click on Settings->Configuration. 
2.  Select Local Configuration or All Configuration from the pull-down list of Export 
CFG Configuration File.