Dynamic port use

Ethan Blanton elb at pidgin.im
Wed May 14 23:42:48 EDT 2008

Mayank Jain Nawal spake unto us the following wisdom:
> On Wednesday 14 May 2008 9:30:01 pm devel-request at pidgin.im wrote:
> > Mayank Jain Nawal spake unto us the following wisdom:
> > > At most of the places chatting is not allowed, to stop users from doing
> > > that port numbers are generally blocked. So are we still using port
> > > numbers for identifying that the traffic belong to specific application
> > > (I guess in pidgin we are are using port numbers).
> >
> > What are you trying to say?  This email does not make sense.
> I mean why user need to specify which port his application is using? What is 
> the need to specify the Connection port number. 

That is the way network services work.  A client connects to a server
on a particular port.  This is not something we can change.  I
recommend again that you find a good textbook on TCP/IP networking.


The laws that forbid the carrying of arms are laws [that have no remedy
for evils].  They disarm only those who are neither inclined nor
determined to commit crimes.
		-- Cesare Beccaria, "On Crimes and Punishments", 1764
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