[JDEV] Help on Firewall

[Jonathan Augenstine]

I am wrestling with similar issues and I am interested in putting SOCKS
support into my application.  Can anyone provide info on any possible
libraries that would help with this?

> -----Original Message-----
> From: Matthias Wimmer [mailto:m at tthias.net] 
> Sent: Friday, July 19, 2002 12:20 AM
> To: jdev at jabber.org
> Subject: Re: [JDEV] Help on Firewall
> 
> 
> Hi Vincent!
> 
> Vincent Ong wrote:
> 
> >
> > I am trying to write a Jabber client. However, my company's 
> firewall 
> > has
> >
> >
> > blocked off port 5222 and 5269. I would like to enable my Jabber 
> > client to communicate with ICQ, MSN and Yahoo clients. Therefore I 
> > would need port 4000, 1863 and 5050 as well. How can I 
> bypass this? Is 
> > there a way I can have a workaround like what ICQ provide? For 
> > example, using HTTPs? I need help urgently.
> >
> You neighter need access to port 5269 nor to 4000, 1863 or 5050.
> 
> Port 5269 is only used between Jabber servers, the other 
> ports are not 
> required because you just have to use the Jabber transports that 
> communicate with the other IM networks with you.
> 
> For a Jabber client it's only necessary to open a connection to port 
> 5222 (or 5223 if you use Jabber over SSL). If you can't do 
> this, there 
> are different possibilities:
> - (Best solution:) If your company has a SOCKS proxy, add 
> SOCKS support 
> to your client.
> - If your company has a HTTP proxy it may be possible to use it. 
> Different HTTP proxy hacks are possible. One of it is documented in 
> JEP-0020.
> 
> Tot kijk
>     Matthias
> 
> BTW: It was hard to quote your message. It would be nice if you don't 
> use HTML for mail.
> 
> -- 
> Fon: +49-700 77007770		http://matthias-wimmer.de/
> Fax: +49-89 312 88654		jabber://mawis@charente.de
> 
> 
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