Cisco 7931G User Manual page 60

Secure Calls
Use BLF Pickup to Answer Ringing Call
Procedure
Step 1
If the current line is ringing, press the BLF Pickup button
The call redirects to the next available line on your phone.
Step 2
If you want to specify a line, first press a line button and then press the BLF button.
If your phone supports autopickup, the call connects automatically.
Step 3 If the call rings on your phone, answer it.
Secure Calls
Depending on how your system administrator has configured your phone system, your phone might support
placing and receiving secure calls. To determine if you can place secure calls, see your administrator.
Your phone can support these types of calls:
• Authenticated call: The identities of the phones participating in the call have been verified.
• Encrypted call: The phone is receives and transmits encrypted audio (your conversation) within the
• Protected call: The phone is a secure (encrypted and trusted) device on the Cisco Unified Communications
• Nonprotected call: The phone does not have a "Protected Device" status in Cisco Unified Communications
• Nonsecure call: The phone is not protected on the Cisco Unified Communications Manager server and
For more information, contact your system administrator.
The following table describes ways to check call information.
Cisco Unified IP Phone 7931G User Guide for Cisco Unified Communications Manager 9.0 (SCCP and SIP)
46
Cisco Unified Communications Manager network. Encrypted calls are authenticated.
Manager server and is configured as a "Protected Device" in Cisco Unified Communications Manager
Administration.
If "Play Secure Indication Tone" is enabled (True) in Cisco Unified Communications Manager
Administration, the protected phone plays a secure or nonsecure indication tone at the beginning of the
call:
◦ When end-to-end secure media is established through the Secure Real-Time Transfer Protocol
(SRTP) and the call status is secure, the phone plays the secure indication tone (three long beeps
with brief pauses).
◦ When end-to-end nonsecure media is established through the Real-Time Protocol (RTP) and the
call status is nonsecure, the phone plays the nonsecure indication tone (six short beeps with brief
pauses).
If the Play Secure Indication Tone option is disabled (False), no tone is played.
Manager. No secure or nonsecure indication tone is played.
the call status is nonsecure.
.
Calling Features