| Basic Administration Protocols
C
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HAPTER
Link Layer Discovery Protocol
Class 2 – Endpoint devices that supports media stream capabilities.
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Class 3 – Endpoint devices that directly supports end users of the IP
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communication systems.
Network Connectivity Device – Devices that provide access to the
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IEEE 802 based LAN infrastructure for LLDP-MED endpoint devices.
These may be any LAN access device including LAN switch/router,
IEEE 802.1 bridge, IEEE 802.3 repeater, IEEE 802.11 wireless
access point, or any device that supports the IEEE 802.1AB and
MED extensions defined by this Standard and can relay IEEE 802
frames via any method.
Supported Capabilities – The supported set of capabilities that define
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the primary function(s) of the port:
LLDP-MED Capabilities
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Network Policy
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Location Identification
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Extended Power via MDI – PSE
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Extended Power via MDI – PD
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Inventory
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Current Capabilities – The set of capabilities that define the primary
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function(s) of the port which are currently enabled.
Port Details – Network Policy
Application Type – The primary application(s) defined for this
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network policy:
Voice
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Voice Signaling
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Guest Signaling
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Guest Voice Signaling
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Softphone Voice
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Video Conferencing
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Streaming Video
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Video Signaling
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Tagged Flag – Indicates whether the specified application type is
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using a tagged or untagged VLAN.
Layer 2 Priority – The Layer 2 priority to be used for the specified
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application type. This field may specify one of eight priority levels
(0-7), where a value of 0 represents use of the default priority.
7. These fields are only displayed for end-node devices advertising LLDP-MED TLVs.
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