ioctl() on socket fd's take 3 seconds on 1.7.7

René Berber
Mon Nov 22 22:11:00 GMT 2010

On 11/22/2010 2:29 PM, Jason Curl wrote:
> And the interface that is failing: D4B7FEA9 = doesn't
> appear by a call to "ipconfig /all". I'm guessing that Windows is
> I'm not sure where this IP is currently coming from...

It's Microsoft's default address, used when the network interface is set
to "Obtain an IP address automatically" and no server responds or
accepts the request, and the "Alternate Configuration" is set to use
"Automatic private IP address".

But the real point is: it shouldn't be used in any case other than when
the interface can't get an address.  And that is only during
René Berber

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