UTStarcom Vonage F1000 series Handbook page 41

Menu -> Call Log
4.1.1.1 Edit
After you access this option, the caller's phone number will be displayed.
You can edit the phone number, then save or dial the edited number:
Save Number
After editing the number, press the left soft key
name and press the left soft key
desired group category, and then press the left soft key
complete the operation.

Note: The phone number and name cannot be identical to those of
an existing phone book entry. Otherwise, the text Exists will be
displayed after you enter the name and press the left soft key
(Ok).
Dial Number
After editing the number, press
4.1.1.2 Time
Select this option to view the time the call came in.
4.1.1.3 Delete
When you access this option, "Delete?" will be displayed. Press the left
soft key (Ok) to complete the deletion.
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(Ok). Press
to call the displayed number.
(Save). Key in the
to highlight the
(Ok) to