About linked business, the following statements correct is ().(multiple choice)

About linked business, the following statements correct is ().(multiple choice)
A . eSpace Desktop can only bind a IP Phone, external display a number
B . eSpace and IP Phone as long as there is a call, external release status as calling
C . when eSpace and IP phone linkage can be connected at the same time
D . linkage of IP phone and eSpace Desktop can register under different U1900

View Answer

Answer: AB