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

Tổng quan giao thức

Tên đầy đủ Link Layer Discovery Protocol

Viết tắt LLDP

Tầng OSI Data Link Layer

Danh mục Monitoring & Management

Giới thiệu 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

Giao thức liên quan — 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