The function allows you choosing a number that you want in order to
light up during the call to traditional telephones. You can also unlist the
number and it won’t light up.
TDM800P is an eight Port analog PCI 3.3/5.0V Card equipped with echo cancellation and 8 Trunk Interfaces. This is a half length PCI 2.2 complaint, 8 port card meant for connection of analog POTS lines and analog phones via personal computer. It provides support for combinations of FXO and FXS modules maximum of eight lines.