Yealink T48G-SKYPE FOR BUSINESS EDITION User Manual page 249

To export a log file to the Skype for Business Server via the phone user interface:
Tap ->Basic->Log Upload.
1.
Tap the Log Upload soft key.
2.
A dialog box pops up to prompt "Log Upload Success!".
b) Exporting the Log File to the Local System
To export a log file to the local system via web user interface:
Click on Settings->Configuration.
1.
Mark the Local radio box in the Export System Log field.
2.
Troubleshooting
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