import struct
import socket


def ipv4_to_network_int(address: str) -> int:
    """Function to conver an IPv4 address string into network byte order integer

    Args:
        address (str): the addess to be converted

    Returns:
        int: the big endian representation of the address
    """
    return struct.unpack('<I', socket.inet_aton(address))[0]