Blocking incoming and outgoing UDP messages on port 138 dose not work.
Unless I've stuffed up the security policy filter.


> -----Original Message-----
> From: Andrew Jenkins [mailto:[EMAIL PROTECTED]]
> Sent: Friday, 28 June 2002 11:45 AM
> To: Protel EDA Forum
> Subject: Re: [PEDA] License Issues
> 
> 
> On 10:15 AM 6/27/2002 -0400, Bagotronix Tech Support wrote:
> >I don't know for sure how the license manager works, but I 
> think it probably
> >uses a UDP broadcast over the LAN to "discover" other copies 
> of the program.
> >
> >If this is the case, it might be possible to block some UDP 
> ports on your PC
> >with firewall software.  Norton Personal Firewall, perhaps?  
> Each machine
> >would think it is the only one running Protel, so the 
> license couldn't
> >"float".  Of course, make sure you have one license for each 
> machine you
> >want to run Protel on ;-)
> >
> >Finding which UDP ports to block might be tricky. 
> 
> 
> Sygate is one which I believe will report the UDP (or other) 
> port and associated application(s). It's free for personal 
> use or trial. In either case, one could easily find the 
> culprit address(es) and then use Win2k's built filtering to 
> choke the offending code...
> 
> I agree on the question of shared libraries. Such a "trick" 
> _might_ result in problems. The again, it might not. If the 
> polling is a real problem for you, it's probably worth an 
> attempt. One can always undo the filter(s) as easily as enabling them.
> 
> aj
> 
> 
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