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Date:      Mon, 22 Jun 1998 13:51:45 -0500 (CDT)
From:      Jeremy Shaffner <jer@jorsm.com>
To:        Brian Somers <brian@Awfulhak.org>
Cc:        Dave Bender <bendede@startribune.com>, "'questions@freebsd.org'" <questions@FreeBSD.ORG>
Subject:   DCC thru alias? was (Re: X thru ppp alias?)
Message-ID:  <Pine.BSF.3.95q.980622133339.28872X-100000@mercury.jorsm.com>
In-Reply-To: <199806220559.GAA22206@awfulhak.org>

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On Mon, 22 Jun 1998, Brian Somers wrote:

> I'm afraid this can't work AFAIK.  When you run the remote 
> application, it has to make a connection back to the machine with the 
> DISPLAY.  There's no way for the alias engine to know which internal 
> machine should get the data back.

Speaking of this...DCC on IRC works this same way, yet it worked for me
yesterday.  I would expect it to not work, for the same reasons as above.  

1) ircii running on 10.0.0.2 sends a CTCP message with my IP and listening
port (It does correctly send my real IP [ie 209.100.92.54], and not
10.0.0.2)

2) client on the other end recieves the message and attempts to open a TCP
conection to 209.100.92.54:PORT

3) My gateway machine running ppp -alias recieves the packet, (and here is
where I don't get it) correctly forwards it to 10.0.0.2

I would expect it to fail at #3.   It worked just fine to my surprise.

I only have just the two computers, fork (10.0.0.1) and spoon (10.0.0.2).
Does the alias engine assume that the packet was intended for spoon?

I also tried this in Win95 with mIRC, and it did fail as I expected it to
(mIRC was also using the real IP address, and not 0.2).

 
-===================================================================-
Jeremy Shaffner					JORSM Internet
Senior Technical Support 		  Northwest Indiana's Premium
jer@jorsm.com				   Internet Service Provider	
support@jorsm.com			     http://www.jorsm.com	
-===================================================================-


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