GSM Call Forward
GSM Call Forward Uncnd >Enable >Disable
GSM Call Forward Uncnd Num
GSM Call Forward Busy >Enable >Disable
GSM Call Forward Busy Num
GSM Call Forward Noreply >Enable >Disable
GSM Call Forward Noreply Num
GSM Call Forward Notreachable >Enable >Disable
GSM Call Forward Notreachable Num