We can change the source mac address during scan. This may create some clue about the scan. $ arp-scan -interface=ens3 -localnet Specify Network Interface Set Source Mac Addressĭuring the scan process our exisiting mac address will be used. In the example we will use network interface named ens3 . In this situations we need to specify network interface. $ arp-scan -localnet Scan Local Network Specify Network InterfaceĮnterprise environments requires more than one network interface for backup, load balancing etc. While using arp-scan we need root privileges.
This will scan whole local network with arp packets. Most basic usage of arp-scan is scanning local network with a single options named -localnet or -l . $ arp-scan -h Help Syntax Usage: arp-scan Scan Local Network We can print help information with the -h option. $ sudo apt install arp-scan -y Install Help We can install arp-scan tool with the following command. Arp-scan is a tool specifically designed to scan network with layer 2 or mac or Ethernet arp packets.
There are different and popular tools to scan network line masscan, nmap etc.
Network scanning is one of the steps of penetration testing.
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