Call Security Interactions And Restrictions - Cisco CP-7961G Administration Manual

Chapter 1 An Overview of the Cisco Unified IP Phone

Call Security Interactions and Restrictions

Cisco Unified Communications Manager checks the phone security status when conferences are
established and changes the security indication for the conference or blocks the completion of the call
to maintain integrity and also security in the system.
call security levels when using Barge.
Table 1-5 Call Security Interactions When Using Barge
Initiator's Phone
Security Level Feature Used
Non-secure Barge
Secure (encrypted) Barge
Secure Barge
(authenticated)
Non-secure Barge
Table 1-6
phone security level, the security levels of participants, and the availability of secure conference bridges.
Table 1-6 Security Restrictions with Conference Calls
Initiator's Phone
Security Level Feature Used
Non-secure Conference
Secure (encrypted Conference
or authenticated)
Secure (encrypted) Conference
Secure Conference
(authenticated)
Non-secure Conference
Secure (encrypted Conference
or authenticated)
OL-21011-01
Call Security Level
Encrypted call
Authenticated call
Encrypted call
Authenticated call
provides information about changes to conference security levels depending on the initiator's
Security Level of Participants
Encrypted or authenticated
At least one member is
non-secure
All participants are encrypted
All participants are encrypted or
authenticated
Encrypted or authenticated
Encrypted or authenticated
Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8.0 (SCCP and SIP)
Understanding Security Features for Cisco Unified IP Phones
Table 1-5 provides information about changes to
Results of Action
Call barged and identified as non-secure call
Call barged and identified as authenticated call
Call barged and identified as authenticated call
Call barged and identified as non-secure call
Results of Action
Non-secure conference bridge
Non-secure conference
Secure conference bridge
Non-secure conference
Secure conference bridge
Secure encrypted level conference
Secure conference bridge
Secure authenticated level conference
Only secure conference bridge is available and used
Non-secure conference
Cisco Unified IP Phones 7962G and 7942G
Only non-secure conference bridge is available and
used
Non-secure conference
Cisco Unified IP Phones 7961G and 7941G
Conference remains secure
When one participant tries to Hold the call with
MOH, the MOH does not play.
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