Cisco 7931G Administration Guide - Page 39
Call Security Interactions and Restrictions, Initiator's Phone, Security Level, Feature Used
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Page 39 highlights
Chapter 1 An Overview of the Cisco Unified IP Phone Understanding Security Features for Cisco Unified IP Phones 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. Table 1-4 provides information about changes to call security levels when using Barge. Table 1-4 Call Security Interactions When Using Barge Initiator's Phone Security Level Non-secure Feature Used Barge Secure (encrypted) Barge Secure (authenticated) Non-secure Barge Barge Call Security Level Results of Action Encrypted call Call barged and identified as non-secure call Authenticated call Call barged and identified as authenticated call Encrypted call Call barged and identified as authenticated call Authenticated call Call barged and identified as non-secure call Table 1-5 provides information about changes to conference security levels depending on the initiator's phone security level, the security levels of participants, and the availability of secure conference bridges. Table 1-5 Security Restrictions with Conference Calls Initiator's Phone Security Level Non-secure Feature Used Conference Secure (encrypted Conference or authenticated) Secure (encrypted) Conference Security Level of Participants Results of Action Encrypted or authenticated Non-secure conference bridge Non-secure conference At least one member is non-secure Secure conference bridge Non-secure conference All participants are Secure conference bridge encrypted Secure encrypted level conference Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6.0 OL-12457-01 1-21