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Cisco Unified IP Phone 7962G and 7942G Administration Guide for Cisco Unified Communications Manager 7.0
OL-15483-01
Chapter 1 An Overview of the Cisco Unified IP Phone
Understanding Security Features for Cisco Unified IP Phones
Supporting 802.1X Authentication on Cisco Unified IP Phones
These sections provide information about 802.1X support on the Cisco Unified IP Phones:
•
Overview, page 1-16
•
Required Network Components, page 1-16
•
Best Practices—Requirements and Recommendations, page 1-16
Table 1-5
Security Restrictions with Conference Calls
Initiator’s Phone
Security Level
Feature Used
Security Level of Participants
Results of Action
Non-secure
Conference
Encrypted or authenticated
Non-secure conference bridge
Non-secure conference
Secure (encrypted
or authenticated)
Conference
At least one member is
non-secure
Secure conference bridge
Non-secure conference
Secure (encrypted) Conference
All participants are encrypted
Secure conference bridge
Secure encrypted level conference
Secure
(authenticated)
Conference
All participants are encrypted or
authenticated
Secure conference bridge
Secure authenticated level conference
Non-secure
Conference
Encrypted or authenticated
Only secure conference bridge is available and used
Non-secure conference
Secure (encrypted
or authenticated)
Conference
Encrypted or authenticated
Only non-secure conference bridge is available and
used
Non-secure conference
Secure (encrypted
or authenticated)
Conference
Encrypted or secure
Conference remains secure. When one participant
tries to hold the call with MOH, the MOH does not
play.
Secure (encrypted) Join
Encrypted or authenticated
Secure conference bridge
Conference remains secure (encrypted or
authenticated)
Non-secure
cBarge
All participants are encrypted
Secure conference bridge
Conference changes to non-secure
Non-secure
MeetMe
Minimum security level is
encrypted
Initiator receives message “Does not meet Security
Level”, call rejected.
Secure (encrypted) MeetMe
Minimum security level is
authenticated
Secure conference bridge
Conference accepts encrypted and authenticated
calls
Secure (encrypted) MeetMe
Minimum security level is
non-secure
Only secure conference bridge available and used
Conference accepts all calls