If you are through the campus network or community access to the Internet, then must have heard of MAC address. What is the MAC address and what is the role of the MAC address in this LAN environment? Here is a description of the MAC address
If you access the Internet through campus network or residential area, you must have heard of the MAC address. What is a MAC address? What is the role of a MAC address in this LAN environment? Next we will introduce the knowledge of MAC addresses,
If you access the Internet through campus network or residential area, you must have heard of the MAC address. What is a MAC address? What is the role of a MAC address in this LAN environment? Next we will introduce the knowledge of MAC addresses,
I. Detailed description of the MAC address table
Speaking of the MAC address table, you have to talk about the working principle of the switch, because the switch forwards data frames according to the MAC address table. There is a table in the
IP address and MAC address relationship: IP address is based on the current IPV4 standard specified, not subject to hardware limitations easier to remember the address, length 4 bytes. The MAC address is the physical address of the network card,
Note: Relationship between the IP address and the MAC address: the IP address is specified according to the current IPv4 standard and is easy to remember without hardware restrictions. The length is 4 bytes. The MAC address is the physical address
Everyone knows that in real life, each of us has our own ID number-ID card number. You can go to the police station to change your name, however, your ID card number cannot be changed as your name changes. In the online world, we often hear the
Author:Laocai
At present, ISPs in many places use the MAC function, that is, to record the MAC address of a machine in your LAN to restrict the sharing of multiple computers. What is a MAC address? How can I cope with MAC Internet access
IP/MAC Binding RequirementsThe MAC address and IP address binding, can prevent IP address spoofing network attack, IP spoofing attack attempts to use a trusted computer's IP address from different computers to connect and through the firewall, IP
The following three options are available in Cisco, and Scenario 1 and Scenario 2 implement the same functionality, which is to bind a specific host's MAC address (the NIC hardware address) on the specific switch port. Scenario 3 is the MAC address (
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