Cisco 7925G User Guide - Page 69

Advanced Call Handling

Page 69 highlights

Advanced Call Handling Your phone can support these types of calls: • Authenticated call-The identities of all phones participating in the call have been verified. • Encrypted call-The phone is receiving and transmitting encrypted audio (your conversation) within the Cisco IP network. Encrypted calls are also authenticated. • Protected call-The phone is receiving and transmitting encrypted audio (your conversation) with another phone. A protected call provides a similar level of security as an encrypted call, but adds additional security. If the call is protected at both ends, a security tone plays at the beginning of the conversation. Some features, such as conference calling, shared lines, Extension Mobility, and join across lines are not available when protected calling is configured. Protected calls are not authenticated. • Non-secure call-At least one of the participating phones or the connection does not support these security features, or the phones cannot be verified. If you want to... Check the security level of a call Then... Look for a security icon in the top right corner of the call activity area, next to the call duration timer: Authenticated call or conference Encrypted call or conference Verify that the phone on the other end of the connection is also secure Determine if secure calls can be made in your company Neither security icon appears if the call is non-secure. Look for the encrypted lock icon and listen for a security tone at the beginning of a call. When encrypted calling is configured on your phone, the lock icon is displayed. However, the conversation is protected only when the security tone plays at the beginning of a call, indicating that the call is protected on both ends of the call. If your call is connected to a non-protected phone, the secure tone is not played. Contact your system administrator. Note There are interactions, restrictions, and limitations that affect how security features work on your phone. For more information, ask your system administrator. Cisco Unified Wireless IP Phone 7925G for Cisco Unified Communications Manager 7.0 61

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Advanced Call Handling
Cisco Unified Wireless IP Phone 7925G for Cisco Unified Communications Manager 7.0
61
Your phone can support these types of calls:
Authenticated
call—The identities of all phones participating in the call have been verified.
Encrypted
call—The phone is receiving and transmitting encrypted audio (your conversation)
within the Cisco IP network. Encrypted calls are also authenticated.
Protected
call—The phone is receiving and transmitting encrypted audio (your conversation) with
another phone. A protected call provides a similar level of security as an encrypted call, but adds
additional security. If the call is protected at both ends, a security tone plays at the beginning of
the conversation. Some features, such as conference calling, shared lines, Extension Mobility, and
join across lines are not available when protected calling is configured. Protected calls are not
authenticated.
Non-secure
call—At least one of the participating phones or the connection does not support these
security features, or the phones cannot be verified.
Note
There are interactions, restrictions, and limitations that affect how security features work on
your phone. For more information, ask your system administrator.
If you want to...
Then...
Check the security level of a call
Look for a security icon in the top right corner of the call
activity area, next to the call duration timer:
Authenticated
call or conference
Encrypted call or conference
Neither security icon appears if the call is non-secure.
Verify that the phone on the other
end of the connection is also secure
Look for the encrypted lock icon and listen for a security tone
at the beginning of a call.
When encrypted calling is configured on your phone, the lock
icon is displayed. However, the conversation is protected only
when the security tone plays at the beginning of a call,
indicating that the call is protected on both ends of the call. If
your call is connected to a non-protected phone, the secure
tone is not played.
Determine if secure calls can be
made in your company
Contact your system administrator.