Samsung 08/2004 - Manual (Page 168)

Using ALS (Alternate Line Service)
167
Setting call diverting options
You can set up call diverting via the Call diverting
menu option. This service reroutes incoming calls
on the line of your choice to a specified number. For
further details, see page 78.
Viewing call information
You can view call times and last call cost
information for each line. For further details, see
page 76.