[Virtualacorn-list] VA and ROOL 5.nn

David Pitt pittdj at pittdj.co.uk
Fri Sep 13 15:14:39 BST 2013


In message <mpro.mt2f6700578iq02bw at wingsandbeaks.org.uk.invalid>
  Jeremy Nicoll - ml virtualacorn <jn.ml.vac.83 at wingsandbeaks.org.uk> 
wrote:

> "David J. Ruck" <druck at druck.org.uk> wrote:

>>VRPC can be broken by any changes to networking which alters the
>>enumeration order, such as adding a network card or turning on bluetooth.

> Doesn't that mean that you can work around this by, say, getting a VRPC
> licence that matches something very unlikely to change - eg Bluetooth -
> turning that on just before starting VRPC then turning it off again once the
> emulated machine has got going?  Presumably VRPC doesn't keep checking that
> the network connection that's being used matches the authentication one?

> I'm fairly sure I remember using VRPC on a laptop, sometimes with Wifi and
> sometimes a wired connection.

It is as druck says, changes to the available interfaces alter the 
Product ID, the number sent to Virtual Acorn to generate the unlock 
code, adding a Bridge is sufficient to provoke this.

Once authorised it does not matter which interface is actually used.

-- 
David Pitt
Raspberry Pi RISC OS 5.21




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