Cisco 7975G Administration Guide - Page 92
Device > Phone, Enable CDP on the PC port when Cisco VT
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Device Configuration Menu Chapter 4 Configuring Settings on the Cisco Unified IP Phone Table 4-17 Network Configuration Menu Options (continued) Option CDP: PC Port Description To Change Indicates whether CDP is supported on the PC From Cisco Unified Communications Manager port (default is enabled). Administration, choose Device > Phone. Enable CDP on the PC port when Cisco VT Advantage/Unified Video Advantage (CVTA) is connected to the PC port. CVTA does not work without CDP interaction with the phone. Note When CDP is disabled in Cisco Unified Communications Manager, a warning is displayed, indicating that disabling CDP on the PC port prevents CVTA from working. CDP: SW Port Note The current PC and switch port CDP values are shown on the Settings menu. Indicates whether CDP is supported on the switch port (default is enabled). From Cisco Unified Communications Manager Administration, choose Device > Phone. • Enable CDP on the switch port for VLAN assignment for the phone, power negotiation, QoS management, and 802.1x security. • Enable CDP on the switch port when the phone is connected to a Cisco switch. Note When CDP is disabled in Cisco Unified Communications Manager, a warning is presented, indicating that CDP should be disabled on the switch port only if the phone is connected to a non-Cisco switch. Note The current PC and switch port CDP values are shown on the Settings menu. 4-26 Cisco Unified IP Phone 7975G Administration Guide for Cisco Unified Communications Manager 6.1 OL-14640-01
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