use libtuntap::{Configuration, Tap, Device};
fn main () {
let mut cfg = Configuration::new();
cfg.address("192.168.0.1");
cfg.broadcast("192.168.0.5");
cfg.netmask("255.255.254.0");
cfg.mtu(1254);
let tap = Tap::new(cfg).unwrap();
println!("tap addr {:?} ", tap.address());
println!("tap broadcast {:?} ", tap.broadcast());
println!("tap netmask {:?} ", tap.netmask());
println!("tap mtu {:?} ", tap.mtu());
}