On Wed, Dec 15, 2010 at 02:55:38PM -0800, Dirk Jagdmann wrote:
> There is no port stealing. The IANA list is just a list, it does not
> enforce anything or forbid other developers to choose one of these
> ports for his service.
>
> In addition not nearly every TCP/UDP application out there has tried
> to register their port with IANA. If you've read the rules to do this
> and have tried to register something with them, you might know that it
> is often not worth the hassle.
If an application needs to use a port that isn't assigned for it, the
"dynamic and/or private" range to use is 49,152 - 65,535. See:
http://www.iana.org/assignments/port-numbers