Cisco 7945G Administration Guide

1-15
Cisco Unified IP Phone 7965G and 7945G Administration Guide for Cisco Unified Communications Manager 6.1(3)
OL-17755-01
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 1-15
• Required Network Components, page 1-16
• Best Practices—Requirements and Recommendations, page 1-16
Overview
Cisco Unified IP phones and Cisco Catalyst switches have traditionally used Cisco Discovery Protocol
(CDP) to identify each other and to determine parameters such as VLAN allocation and inline power
requirements. However, CDP is not used to identify any locally attached PCs. Therefore, Cisco Unified
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 Secure or encrypted. 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
Table 1-5 Security Restrictions with Conference Calls (continued)
Initiator’s Phone
Security Level Feature Used Security Level of Participants Results of Action

Cisco 7945G Specifications

General

Brand	Cisco
Model	7945G
Category	IP Phone
Language	English