Dualmode prefix: This setting no need to set at moment.
ring type: This setting no need to set at moment.
Use digitmap: Enable/disable digit map by checking/unchecking the box.
Call waiting: Enable/disable call waiting by checking/unchecking the box.
forward number: Enter receiving forwarded calls phone number into this field.
fwd poweroff: Forward calls if power off by checking this box. Please enter receiving forwarded calls phone number into fwd number field.
fwd noanswer: Forward calls without replying by checking this box. Please enter receiving forwarded calls phone number into fwd number field.
fwd always: Forward all calls by checking this box. Please enter receiving forwarded calls phone number into fwd number field.
fwd busy: Forward calls if busy by checking this box. Please enter receiving forwarded calls phone number into fwd number field.
answer: Enter a number from 0 through 60 to set the entries of the seconds before the phone answer the call auto or forward the calls.
Audio settings:
Fig 3.5 Audio Setting
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