Controllers are connected to a host PC via Ethernet LAN or WAN. Readers are connected to a host PC via Ethernet LAN or WAN. The cable modem bridges Ethernet frames between a customer LAN and the coax network. It provides an authentication mechanism to devices wishing to attach to a LAN or WLAN. This is done in the IEEE 802.11 Wireless LAN standards. MAC addresses are used as network addresses for routing over the LAN. The bridge acts as the connection point to the Wireless LAN. These are used for some Wireless LAN systems. Requirements for EAP methods used in wireless LAN authentication are described in RFC 4017. BNEP performs a similar function to SNAP in Wireless LAN. The effect is also noticeable in wireless LAN systems. Wen Ning looks up and sees his nephew, Lan Sizhui. Chiang Mai succeeded Chiang Rai as the capital of Lan Na. All switch ports in the LAN where STP is enabled are categorized. The movie focuses on the story of Wen Ning and Lan Sizhui.