--
-- Converts a string IP address to a low-level int.
-- @param ip_str String representation of an IP address
--
-- Converts a string IP address to a low-level int.
-- @param ip_str String representation of an IP address
--
-- Converts an int to a string IP address.
-- @param ip_int Low-level int representation of an IP address
--
-- Converts an int to a string IP address.
-- @param ip_int Low-level int representation of an IP address