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ip-neighbour:tldr:d3415
ip-neighbour: Remove entries in the neighbour table on device `eth0`.
$ sudo ip neighbour flush dev ${eth0}
try on your machine
This command is used to flush (clear) the ARP (Address Resolution Protocol) cache for a specified network interface (${eth0}
) using the sudo
command to gain root or superuser privileges.
In more detail:
sudo
is a command that allows a user to execute a command with administrative or superuser privileges. It prompts the user to enter their password, and if authenticated, grants them the necessary permissions to execute the subsequent command.ip neighbour
is a command used to manage and display the neighbor cache, which is responsible for storing the mappings between IP addresses and MAC addresses.flush
is an argument or option provided to theip neighbour
command.dev ${eth0}
is another argument to specify the network interface (${eth0}
refers to the value or variable representing the network interface name) for which the neighbor cache should be cleared.
Overall, this command allows the user to clear the ARP cache for a particular network interface, which can be helpful in troubleshooting network connectivity issues or updating the MAC address mappings for a specific device.
This explanation was created by an AI. In most cases those are correct. But please always be careful and
never run a command you are not sure if it is safe.