InetAddress.getLocalHost() returns APIPA/link-local address in a Windows 2008 SP2 or later version Windows OS with multiple-NICs.

[Alan Bateman]

On 28/11/2011 06:52, Charles Lee wrote:
> Hi guys,
>
> When we call InetAddress.getLocalHost(), we usually return the first 
> entry of inet address array. The array keeps the same order as 
> getaddrinfo gets (duplication has been removed).
>
> In Windows 2008 sp2 or later version Windows OS with multiple NICs, 
> getaddrinfo() sorts the Addresses and linklocal/APIPA address appears 
> first now. So user will get a APIPA address even if a more useful 
> address is available.
I'm curious about this behavior. Are you saying that the host's name 
resolves to addresses on all interfaces? Also I thought that the default 
was to sort the addresses so that IPv4 addresses appear before IPv6 
addresses (unless java.net.preferIPv6Addresses is set to true).

-Alan
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