Shenzhen JHA Technology Co., Ltd is one of the leading manufacturers of hardened Ethernet, PoE, and fiber connectivity products specifically designed for harsh and demanding environments.





What is Ethernet Switch Access Mode?

Whether a trunk connection can be established between two ports of two switches depends on the combination of the two port modes. A port that only allows Ethernet frames of the default VLAN to pass is called an access link type port. The Access port opens the VLAN tag after receiving the Ethernet frame, and strips the VLAN tag when forwarding the port, which is transparent to the end host, so it is usually used to connect and does not need to recognize the 802.1Q protocol (supports tunnel technology, which allows service providers Transmission VLAN, thereby retaining the customer's VLAN) equipment, such as end hosts, routers, etc.