2) Press <F1> to add a record, enter “Prefix” and “Replace” parameters on the right,
the click to save the changes; Then the record will appear in the dial plan list
on the left.
3) In the dial plan list, press Up/Down button to choose a dial plan record to edit,
press <F3> to delete the record, and press <F4> to return to the “Call Feature”
page.
To set dial plan rules via web interface:
1) Choose Phone->Dial Replace.