From: Andy Furniss <andy.furniss@dsl.pipex.com>
To: lartc@vger.kernel.org
Subject: Re: [LARTC] IP2P & Skype question
Date: Tue, 26 Apr 2005 23:11:29 +0000 [thread overview]
Message-ID: <426ECAA1.90705@dsl.pipex.com> (raw)
In-Reply-To: <426CEBC7.9050505@pbltd.net>
Taylor, Grant wrote:
>> Regarding yahoo messenger, I have not looked at this for a while. As I
>> understood, it used a single outgoing port and if blocked - end of
>> yahoo.... Or has this changed since I last looked?
>
>
> This must have changed as Yahoo will try to connect 4 different servers
> on 8 different ports for basic IM use. If you want to use other
> features like the webcam, file shareing, or voice chat there are
> different servers and different ports that your client will connect to.
> Take a look at
> http://help.yahoo.com/help/us/sbc/messenger/signin/signin-02.html if you
> want to see Yahoo's definition of what the client does. I wrote a RegEx
> of the various host names that Yahoo will connect to,
> "((scs(|a-z)|filetransfer).msg|v(0-99).(vc|vip).sc(a-z|0-99)|webcam).yahoo.com".
> If I could implement a match in DNS for this RegEx I would do so to
> prevent computers on my networks from finding things.
What fun it must be being a netadmin - what don't you want to block, by
which I mean wouldn't it be easier to block everything and run
squid/mail server.
Andy.
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next prev parent reply other threads:[~2005-04-26 23:11 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-25 13:08 [LARTC] IP2P & Skype question Gary Smith
2005-04-25 14:20 ` Andreas Klauer
2005-04-25 14:33 ` Justin Schoeman
2005-04-25 14:57 ` Andreas Klauer
2005-04-25 15:35 ` Gary Smith
2005-04-25 18:22 ` Taylor, Grant
2005-04-26 7:29 ` Michael Renzmann
2005-04-26 7:38 ` Taylor, Grant
2005-04-26 12:52 ` Gary Smith
2005-04-26 22:02 ` Taylor, Grant
2005-04-26 23:11 ` Andy Furniss [this message]
2005-04-27 4:29 ` gypsy
2005-04-27 5:08 ` Taylor, Grant
2005-04-27 5:22 ` Taylor, Grant
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