Eric Kuhnke wrote:
Last year, a Boeing in flight over the middle of the pacific ocean had
its entire glass cockpit system go dark. After frantic conversation
with the air traffic controllers a decision was made to toggle the
circuit breakers for the TRIPLE-REDUNDANT computer system onboard,
On Sat, 2004-01-17 at 21:08, Sean Donelan wrote:
>
> Assuming lawful purposes, what is the best way to tap a network
> undetectable
The best way to go undetectable is easy, run the sniffer without an IP
address. The best way to tap a network varies with your setup. If your
repeated, just plug in
[EMAIL PROTECTED] wrote:
It's those dang Nachi-sized ICMP echo/echo-replies. We block those at all
our transit points and dial-up ports. Nachi was killing our cisco
access-servers until we did this to stop the spread.
Unfortunately, this breaks Windows tracert as it uses 92-byte echo
request
Petri Helenius wrote:
[EMAIL PROTECTED] wrote:
It's those dang Nachi-sized ICMP echo/echo-replies. We block those at
all our transit points and dial-up ports. Nachi was killing our cisco
access-servers until we did this to stop the spread.
I know what they are and how to get around them. I
Pete Templin wrote:
He has a reason: that virus was melting down his network (and was
melting down lots of networks).
I point to the word "backbone". If your dial servers melt, block the
packets at dial
servers, don´t launch weapon of mass packet destruction to all traffic.
Filtering
should be
On Sun, 18 Jan 2004, Petri Helenius wrote:
> >It's those dang Nachi-sized ICMP echo/echo-replies. We block those at all
> >our transit points and dial-up ports. Nachi was killing our cisco
^^^
> >access-servers until we did thi
> > Assuming lawful purposes, what is the best way to tap a network
> > undetectable
>
> ...
> The best solution I've found is to use an Ethernet tap. It allows you to
> piggy back off of an existing connection and monitor all the traffic
> going to and from that system. Its pretty undetectable,
In message <[EMAIL PROTECTED]>, Paul Vixie writes:
>
>i'm fairly sure that this is what law enforcement uses for wiretap warrants.
I believe you're correct. In fact, I first learned of these devices
from government documents during the Carnivore discussions a few years
ago.
-
Can anyone point me to any resources describing the current usage of the
tos precedence bits.
Specifically what happens in practice, not what is suppose to happen (I
can find the RFC's and IETF documents okay).
Prompted by noting that a lot of spambots set the lowest precedence bit
(tos 0x20 in
If your too-many-frequent-flyer-miles aren't on United, you may not have
noticed the following:
http://www.hemispheresmagazine.com/three/2003/south-beach.htm
This month's "Three Perfect Days" column in the United in-flight magazine
features South Beach. And they have a previous one on Miami ge
> You can plug a mini-hub in line and use that as a tap point to monitor
> the stream. Up side is its cheap and easy. Down side is you have to
> drop to half duplex. Not a problem in most situations but in some the
> drop in performance can be an issue.
Don't throw out your old hubs. It's hard to f
On Sun, 18 Jan 2004, Steven M. Bellovin wrote:
> In message <[EMAIL PROTECTED]>, Paul Vixie writes:
> >i'm fairly sure that this is what law enforcement uses for wiretap warrants.
>
> I believe you're correct. In fact, I first learned of these devices
> from government documents during the Carniv
SR> Date: Sat, 17 Jan 2004 08:24:06 +0530
SR> From: Suresh Ramasubramanian
SR> AOL has, since the past several months (over a year I think)
SR> set up their dynamic IP pool *.ipt.aol.com to hijack port 25
I recall seeing this in November 2002, and believe it had already
been in place for a few
DJ> Date: Sat, 17 Jan 2004 14:57:19 -0500
DJ> From: Deepak Jain
DJ> I know most people don't take the time to hard code their
DJ> MACs onto their switch ports, but it really only takes a few
DJ> seconds per switch with a little cutting & pasting -- as
DJ> customer switches a network port, they j
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