A.To use short codes to dial frequently called numbers

B.To automatically redial the last number

C.To encrypt calls using shorter keys

D.To bypass standard authentication procedures

A.It increases the bandwidth available to high-priority users.

B.It helps in managing user permissions effectively.

C.It simplifies the user interface for all users.

D.It reduces the cost of calls by optimizing routes.

A.Softphone, Deskphone, and Smartphone

B.Digital, Analog, and Wireless

C.IP, PSTN, and ISDN

D.Mobile, Satellite, and VoIP

A.System Manager

B.Media Gateway

C.Communication Manager

D.Session Manager

A.Bridged Call Appearance and Call Transfer

B.Call Hold and Conference

C.Call Coverage and Priority Calling

D.Autodial and Abbreviated Dialing