Type/TPID: When the value is 0x8100, it indicates an 802.1Q Tag frame; this field is also called "TPID (Tag Protocol Identifier, tag protocol identifier)"
PRI: Indicates the priority of the frame, the value range is 0~7, the larger the value, the higher the priority
CFI: Canonical Format Indicator, indicating whether the MAC address is in the classic format, CFI is 0 The description is a standard format. A CFI of 1 indicates a non-standard format. The CFI value of Ethernet is 0
VID: The configurable VLAN ID range is 1 to 4094. 0 and 4095 are reserved in the protocol. VLAN ID
The above is the detailed content of What does VLAN frame format refer to?. For more information, please follow other related articles on the PHP Chinese website!
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