Show loopback interface information interfaces loopback ${vyos_op_scripts_dir}/show_interfaces.py --intf="$4" Show summary of the specified dummy interface information ${vyos_op_scripts_dir}/show_interfaces.py --intf="$4" --action=show-brief Show loopback interface information ${vyos_op_scripts_dir}/show_interfaces.py --intf-type=loopback --action=show-brief Show detailed dummy interface information ${vyos_op_scripts_dir}/show_interfaces.py --intf-type=dummy --action=show