Chapter 33 Link Layer Discovery Protocol (LLDP)
GS1920 Series User’s Guide
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The following table describes the labels in the MED TLV part of the screen. 
Table 133   Advanced Application > LLDP > LLDP Remote Status > LLDP Remote Port Status Detail 
(MED TLV)
LABEL DESCRIPTION
MED TLV LLDP Media Endpoint Discovery (MED) is an extension of LLDP that provides additional 
capabilities to support media endpoint devices. MED enables advertisement and 
discovery of network policies, device location discovery to allow creation of location 
databases, and information for troubleshooting.
Capabilities 
TLV
This displays the MED capabilities the remote port supports.
• Network Policy 
•Location 
• Extend Power via MDI PSE 
•Extend Power via MDI PD 
• Inventory Management
Device Type 
TLV
LLDP-MED endpoint device classes:
• Endpoint Class I
• Endpoint Class II
• Endpoint Class III
• Network Connectivity
Network Policy 
TLV
This displays a network policy for the specified application.
•Voice 
• Voice-Signaling 
• Guest-Voice 
• Guest-Voice-Signaling 
• Softphone-Voice 
• Video-Conferencing 
•Streaming-Video 
• Video-Signaling
Location 
Identification 
TLV
This shows the location information of a caller by its:
• Coordinate-base LCI - latitude and longitude coordinates of the Location 
Configuration Information (LCI)
• Civic LCI - IETF Geopriv Civic Address based Location Configuration Information
• ELIN - (Emergency Location Identifier Number)