Using Advanced Phone Features
Configuring Privacy and Security Features
Cisco Small Business Pro IP Phone SPA 50X User Guide (SIP) 51
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Using the Setup button:
STEP 1 Press the Setup button.
STEP 2 Select Preferences.
STEP 3 Choose Block Anonymous Call and press edit.
STEP 4 Press y/n to choose yes.
STEP 5 Press ok.
STEP 6 Press save.
Using the star code:
Press *77. Anonymous call rejection will be enabled until you enter *87.
Using Secure Call
With the secure call feature, the active call is encrypted so that others cannot
eavesdrop. B efore enabli ng Secure C all, ask yo ur servi ce provider if Secure C all is
available.
Using the Setup button (not applicable to Cisco SPA 501G):
STEP 1 Press the Setup button.
STEP 2 Select Preferences.
STEP 3 Choose Secure Call and press edit.
STEP 4 Press y/n to choose yes.
STEP 5 Press ok.
STEP 6 Press save. When you dial, you will hear a tone before the call.
Using star codes:
•*16—Activate Secure Call feature for all calls.
•*18—Activate Secure Call feature for a single call.