Re: Great Firewall/Australia censorship proposal





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On Jan 6, 8:27 pm, Skywise <i...@xxxxxxxxxxxxxxxxxxxx> wrote:
Chilly8 <chil...@xxxxxxxxxxx> wrote in news:ba80d66c-60a1-44cd-8879-
edc5a8b2e...@xxxxxxxxxxxxxxxxxxxxxxxxxxxx:



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Idiot.







We are carrying the swearing in of the 111th Congress on our new
online TV station, and there are a lot of connections coming from
office networks all over the place. Seems like a lot of people are
tuning in from work to watch the new Congress get sworn in.



I just discovered one flaw in P2P television broadcast software when I
was trying to figure out what was slowing down my server and making it
crash. It turns out that any tech saavy, with a traffic analyser
program, can get the IP and port for any Sopcast, TVU, or TVAnts
stream and bypass the P2P network altogether.

Becuase the direct-connect URLs would not be in any filtering lists,
once someone got that URL, they could just simply plug that in to
Windows Media Player, once they got to work, bypassing both the P2P TV
networks, and bypassing all filtering, since most residential cable
and DSL addressees (where about 80 percent of the actual traffic to
these servers are streamed from), will not be in any filtering lists.
Somoene could be doing that right now, having obtrained the needed IP
and port using a traffic analyser program at home, before they left,
and quite literally be doing right under your nose, and you might not
even be aware of it, since it bypasses both the P2P TV networks, and
bypasses all filtering. In other words, your filtering vendor is not
going to have that URL in their filtering lists, so it could be used
in most workplaces.

During our coverage when a coupl of Australia's top guns in tennis
were playing, it turns out I was getting connections, that bypassed
the central P2P server, from workplaces ALL OVER Australia. Since I am
not in any filtering lists, it was possible once traffic analysis
programs, easily found on the Intenet, told them what the address and
port of my streaming server was, all they had to do was simply wirte
that down, and then plug that in to Windows Media Player when they got
to work, and they were good to go for the rest of the day. There were
connctions from corporate networks all over Australia when Lleyton
Hewitt was playing the other day.

It is not JUST my channel. ANYONE on your office network could be
doing this with ANY channel on either SopCast or TVAnts, having gotten
the IP and port to connect directly to the streamers computer, from
home, to bypass both the P2P network, AND filterng as well, and you
might not even KNOW it. Just plug that address into Windows Media
Player, and they are good to go, and until it comes to the attention
of your filtering vendor, it will not be blocked. So someone on your
network could, when baseball season starts, tune in to the ball game
on their work PC, and it will be blocked until it comes to the
attention of your filtering vendor.

..
.



Relevant Pages

  • Re: [Full-Disclosure] Should ISPs be blocking open ports for their customers?
    ... It's not really common practice for transit type providers to do this. ... The networks are typically engineered to forward packets and not filter ... From my experience that includes ingress filtering from abusive customer ...
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  • Re: [fw-wiz] ISPs with more secure networks???
    ... filtering anywhere other than the leaf node to the customer. ... provide managed firewalling for customers for a price. ... > networks x bandwidth and other international networks y bandwidth. ... > (i.e. firewall, routing, filtering or other). ...
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  • Re: Proxy server in Belgium?
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    (alt.usage.english)

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