Yealink SIP-T54S Administrator's Manual page 368

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
Web User Interface
Phone User Interface
Details of the Configuration Parameter:
features.save_call_history
Description:
Enables or disables the IP phone to save the call log.
0-Disabled
1-Enabled
If it is set to 0 (Disabled), the IP phone cannot log the missed calls, placed calls, received
calls and forwarded calls in the call log lists.
Web User Interface:
Features->General Information->Save Call Log
Phone User Interface:
Menu->Features->Others->General->History Record
342
Parameter
Configure call log feature.
Navigate to:
http://<phoneIPAddress>/servlet?
p=features-general&q=load
Configure call log feature.
Permitted Values
0 or 1
Default
1