FULL PRODUCT VERSION :
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_03-b07)
Java HotSpot(TM) Client VM (build 1.5.0_03-b07, mixed mode, sharing

(Using JDK 1.5.0_03 too for compilation)

ADDITIONAL OS VERSION INFORMATION :
Microsoft Windows XP [VErsion 5.1.2600]
(SP2)

EXTRA RELEVANT SYSTEM CONFIGURATION :
IPv6 installed

A DESCRIPTION OF THE PROBLEM :
On windows XP with IPv6 enabled, InetAddress.isReachable returns always true if using a linklocal IPv6 address.

IPv6 Linklocal addresses are the ones starting with FE8, FE9, FEA and FEB.

On linux, isReachable works properly.


STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Simply execute the code below.

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
False should be displayed as there is no peer at FE80:1:2:3:4:5:6:7
ACTUAL -
true


REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
import java.net.Inet6Address;
import java.io.IOException;

public class IsIPv6Reachable {
    public static void main(String[] params){
        try {
            System.out.println(Inet6Address.getByName("fe80:1:2:3:4:5:6:7").isReachable(1000));
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}
---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
Unknown
###@###.### 2005-06-08 10:09:52 GMT