What port does LLDP use?

LLDP does not use a specific default port number.

Unknown

Link Layer Discovery Protocol

Q: What is Link Layer Discovery Protocol?

Link Layer Discovery Protocol (LLDP) is a Data Link Layer protocol in the Monitoring & Management category. IEEE 802.1AB standard for advertising device identity, capabilities, and neighbors on local Ethernet segments. Enables network topology discovery and VoIP phone VLAN assignment.

Data Link Layer — Monitoring & Management

Aperçu du protocole

Nom complet Link Layer Discovery Protocol

Abréviation LLDP

Couche OSI Data Link Layer

Catégorie Monitoring & Management

À propos LLDP

IEEE 802.1AB standard for advertising device identity, capabilities, and neighbors on local Ethernet segments. Enables network topology discovery and VoIP phone VLAN assignment.

Data Link Layer Monitoring & Management

Protocoles associés — Data Link Layer

ARP Address Resolution Protocol CAN-bus Controller Area Network Bus FCoE Fibre Channel over Ethernet FC Fibre Channel CDP Cisco Discovery Protocol VXLAN Virtual Extensible LAN WPA3 Wi-Fi Protected Access 3 802.1X IEEE 802.1X Port-Based Authentication