dumpcap:tldr:6908c

The given command is dumpcap --interface ${1} which is a command-line interface (CLI) command used to capture network traffic.

• dumpcap is a command-line utility included within the Wireshark network protocol analyzer software package. It is used to capture packets from a network interface and save them to a file for later analysis.
• --interface is an option of the dumpcap command, which specifies the network interface from which the packets will be captured. It is followed by the argument ${1}.
• ${1} is a placeholder that represents the first argument passed to the command when it is executed. It is commonly used in shell scripts or command-line actions, where it refers to the first parameter/argument that is provided after the command itself.

In summary, the command dumpcap --interface ${1} captures network packets using the dumpcap utility, and the specific network interface from which the packets are captured is determined by the first argument provided when executing the command.