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This article is to share with you about what the VLAN frame format refers to. The editor thinks it is very practical, so I share it with you. I hope you can get something after reading this article.

Type/TPID: indicates the 802.1Q Tag frame when the value is 0x8100; this field is also called "TPID (Tag Protocol Identifier, label protocol identification)"

PRI: indicates the priority of the frame. The value ranges from 0 to 7. The higher the value, the higher the priority.

CFI:Canonical Format Indicator Classic format indicator indicating whether the MAC address is in classic format, CFI 0 means standard format, CFI 1 indicates non-standard format, and the CFI value of Ethernet is 0

VID: the value range of configurable VLAN ID is 1mm 4094. VLAN ID specified as reserved in 0 and 4095 protocols

This is what the VLAN frame format refers to. The editor believes that there are some knowledge points that we may see or use in our daily work. I hope you can learn more from this article. For more details, please follow the industry information channel.

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