When accessing across network segments, the source and destination IP will change, and the source and destination MAC will not change
It is used to identify wireless networks in WLAN. What distinguishes different wireless networks?
The network administrator configures the RTA on the Huawei router as shown in the figure. If a user needs to be authenticated in the authentication domain "huawei", the following description is correct.
For switches running the STP protocol, the port needs to wait for the forwarding delay in the Learning state to transform into the Forwarding state. ()
The router forwards data according to the IP routing table, and the Layer 2 switch forwards data according to the MAC. address table
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