Remote Extension S (Video) – Cisco 9971 IP Phone User Guide 
Version 2.0                                               © WTT HK Limited 2017 
 
Table of Content 
 
1  Phone Set Features and Functions ...................................................................... 3 
1.1  Operation for IP Phone 9971 ........................................................................... 3 
1.2  Location of Control ........................................................................................... 4 
2  Quick Installation Procedures .............................................................................. 7 
3  Preference Setup ................................................................................................. 10 
3.1  Adjust Brightness ........................................................................................... 10 
3.2  Adjust Ringtone ............................................................................................. 10 
3.2.1        Change Volume ..................................................................................... 10 
3.2.2        Change Ringtone ................................................................................... 10 
3.3  Adjust Wallpaper ............................................................................................ 11 
4  Basic Features ..................................................................................................... 12 
4.1  Placing a Call ................................................................................................. 12 
4.2  Answering a Call ............................................................................................ 12 
4.3  Ending a Call ................................................................................................. 12 
4.4  Muting a Call .................................................................................................. 13 
5  Call Management Features ................................................................................. 13 
5.1  Putting a Call on Hold .................................................................................... 13 
5.2  Using Call Waiting ......................................................................................... 13 
5.3  Transferring a Call to another Party ............................................................... 14 
5.4  Redialing the Last Number Dialed .................................................................. 14 
5.5  Forwarding Calls to another Phone ................................................................ 14 
5.5.1        Setting up Call Forwarding from your IP Phone ..................................... 14 
5.5.2        Setting up Call Forwarding from your mobile.......................................... 15 
5.5.3        Setting up Call Forwarding via Internet .................................................. 15 
5.6  Placing a Conference Call.............................................................................. 15 
5.7  Call Pickup ..................................................................................................... 16 
5.7.1        Call Pickup within your Group ................................................................ 16 
5.7.2        Directed Call Pickup (Specific Group Member) ...................................... 16 
VoiceMail Service ........................................................................................................ 18 
5.8  Activating VoiceMail ....................................................................................... 18 
5.8.1       Activating VoiceMail on your IP Phone.................................................... 18 
5.8.2       Remote Activation of VoiceMail .............................................................. 18 
5.9  Accessing VoiceMail ...................................................................................... 18 
5.10  Remote Access to VoiceMail ......................................................................... 19 
5.11  Retrieval of VoiceMail via Outlook 2000 ......................................................... 19 
5.12  Visual VoiceMail ............................................................................................ 20 
6  Using Phone Log ................................................................................................. 21 
6.1  Viewing and Dialing from the Phone Log ....................................................... 21 
6.2  Deleting Call Record from Phone Log ............................................................ 21 
7  Password Management ....................................................................................... 22 
7.1  Change The Cloud Voice S Password ........................................................... 22 
7.2  Change The IP Phone PIN ............................................................................. 23