Overview Of Supported Security Features - Cisco 7960G Administration Manual

Chapter 1 An Overview of the Cisco IP Phone
Table 1-2 Cisco IP Phone and Cisco CallManager Security Topics (continued)
Topic
Disabling access to a phone's web pages
Troubleshooting
Deleting a certificate trust list (CTL) file from the
phone
Resetting or restoring the phone

Overview of Supported Security Features

Cisco IP Phone Administration Guide for Cisco CallManager 4.0, Cisco IP Phones 7960G/7940G
OL-4825-01
Security features include the following. For more information about these features
and about Cisco CallManager and Cisco IP Phone security, refer to
Cisco IP Phone Authentication and Encryption for Cisco CallManager 4.0(1).
Image authentication—Signed binary files (with the extension .sbn or .sb2)
•
prevent tampering with the firmware image before it is loaded on a phone.
Tampering wit the image causes a phone to fail the authentication process and
reject the image.
Customer-site certificate installation—Each Cisco IP Phone requires a unique
•
certificate that is required for device authentication. You can install this
certificate directly from a phone. See the
IP Phone" section on page
• Device authentication—Occurs between the Cisco CallManager server and
the phone when each entity accepts the certificate of the other entity.
Determines whether a secure connection between the phone and a
Cisco CallManager should occur, and, if necessary, creates a secure signaling
path between the entities using TLS protocol. Cisco CallManager will not
register phones unless they can be authenticated by the Cisco CallManager.
Understanding Security Features for Cisco IP Phones
Reference
See the "Disabling Web Page Access" section on
page 7-3
See the "Troubleshooting Cisco IP Phone
•
Security" section on page 8-12
Refer to Cisco IP Phone Authentication and
•
Encryption for Cisco CallManager 4.0(1)
See the "Resetting or Restoring the Cisco IP
Phone" section on page 8-18
See the "Resetting or Restoring the Cisco IP
Phone" section on page 8-18
"Configuring Security on the Cisco
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