Administrator Guide

• power-via-mdi
• softphone-voice
• streaming-video
• video-conferencing
• video-signaling
• voice
• voice-signaling
In the following example, LLDP is enabled globally. R1 and R2 are transmitting periodic LLDPDUs that contain
management, 802.1, and 802.3 TLVs.
Figure 65. Configuring LLDP
Optional TLVs
The Dell Networking Operating System (OS) supports the following optional TLVs: Management TLVs, IEEE
802.1 and 802.3 organizationally specific TLVs, and TIA-1057 organizationally specific TLVs.
Management TLVs
A management TLV is an optional TLVs sub-type. This kind of TLV contains essential management
information about the sender.
Organizationally Specific TLVs
A professional organization or a vendor can define organizationally specific TLVs. They have two mandatory
fields (as shown in the following illustration) in addition to the basic TLV fields.
• Organizationally Unique Identifier (OUI)—a unique number assigned by the IEEE to an organization or
vendor.
Link Layer Discovery Protocol (LLDP) 554