To advertise TLVs, use the following commands.
1 Enter LLDP mode.
CONFIGURATION or INTERFACE mode
protocol lldp
2 Advertise one or more TLVs.
PROTOCOL LLDP mode
advertise {dcbx-appln-tlv | dcbx-tlv | dot3-tlv | interface-port-desc | management-tlv |
med }
Include the keyword for each TLV you want to advertise.
• For management TLVs: system-capabilities, system-description.
• For 802.1 TLVs: port-protocol-vlan-id, port-vlan-id vlan-name.
• For 802.3 TLVs: max-frame-size.
• For TIA-1057 TLVs:
• guest-voice
• guest-voice-signaling
• location-identification
• 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 69. Conguring LLDP
Link Layer Discovery Protocol (LLDP)
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