IT Assistant & IPv6

Jeff Garzik jgarzik at
Tue Sep 29 14:04:48 CDT 2009

On Tue, Sep 29, 2009 at 11:03:24AM -0700, John Oliver wrote:
> I had to enable IPv6 on my servers.  Now, IT Assistant is directing me
> to set a Java parameter that will, apparently, force Java to prefer IPv6
> over IPv4  Unacceptable... there is no good reason for this.  And given
> IT Assistant's track record of weird issues, I wouldn't be surprised if
> it doesn't work properly over IPv6
> It's going to be a long time before IPv6 is widely deployed enough to be
> preferred over IPv4  I cannot have every Java application that needs to
> connect to something over the network be forced to use IPv6 simply to
> make IT Assistant happy.  This is guaranteed to cause timeouts and all
> sorts of weird issues.

This is standard behavior, to prefer IPv6 -- if present -- over IPv4.

Otherwise, quite logically, the transition would never by noticed by
clients, even if every site supports both IPv4 and IPv6.


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