Cisco Systems SPA508G 用户手册

Cisco Small Business SPA50X and SPA51X SIP IP Phone User Guide

3

Contents

Chapter 3: Using Basic Call Management Functions

27

Managing the Audio Source and Volume

28

Adjusting Call Volume

28

Adjusting the Ringer Volume

28

28

Using the Speakerphone

28

Using the Headset with Your IP Phone

28

Switching Between the Handset, Headset, or Speakerphone
During a Call

29

Sending Audio to the Speaker and Handset

29

Choosing Your Preferred Audio Device

29

Answering or Placing a Call

30

Answering a Call

30

30

Redialing a Call

31

Putting a Call on Hold

31

Resuming a Call

31

32

Transferring Calls

32

Performing an Attended Transfer

32

Performing an Unattended (Blind) Transfer

33

Transferring a Held Call to an Active Call

33

Managing Missed Calls

34

Turning the Missed Calls Shortcut On and Off

34

Forwarding Calls

35

Forwarding All Calls

35

Forwarding Calls When Your Phone is Busy

36

Forwarding Calls (Delay) Without Answering the Phone

36

Canceling Call Forwarding All

37

Call Forward Deactivation by using Star Codes

38