Yealink SIP-T21 E2 User Manual page 61

appear on the LCD screen. You can place a call from the result list.
You can enable the phone to present the caller/callee identity stored in the remote
phone book when receiving/placing a call.
To configure incoming/outgoing call lookup and update time interval via web user
interface:
1. Click on Directory->Remote Phone Book.
2. Select Enabled from the pull-down list of Incoming/Outgoing Call Lookup.
3. Enter the desired refresh period in the Update Time Interval(Seconds) field.
The default value is 21600.
4. Click Confirm to accept the change.
The SIP-T21(P) E2 IP phone maintains call history lists of Placed calls, Received calls,
Missed calls and Forwarded calls. Each call history list supports up to 100 entries. You
can view call history, place a call, add a contact or delete an entry from the call history
list.
History record feature is enabled by default. If you don't want to save the call history,
you can disable the feature.
To disable history record via phone user interface:
1. Press Menu->Features->History Setting.
Customizing Your Phone
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