<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
<style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style>
</head>
<body dir="ltr">Lots of printers have remote admin ports. Nmap and "fix it". <br><br><div class="gmail_quote">On June 11, 2021 12:09:01 PM EDT, Chris Fowler via Ale <ale@ale.org> wrote:<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
I don't control the IP addressing. The admin made a mistake. I'd like my connection to remain up. It would also be nice if printing became an issue. A little heat moves the feet....</div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
<br>
</div>
<div id="appendonsend"></div>
<hr style="display:inline-block;width:98%" tabindex="-1">
<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Derek Atkins <derek@ihtfp.com><br>
<b>Sent:</b> Friday, June 11, 2021 12:01 PM<br>
<b>To:</b> Atlanta Linux Enthusiasts <ale@ale.org><br>
<b>Cc:</b> Chris Fowler <cfowler@outpostsentinel.com><br>
<b>Subject:</b> Re: [ale] Hijacking my own IP</font>
<div> </div>
</div>
<div class="BodyFragment"><font size="2"><span style="font-size:11pt;">
<div class="PlainText">Umm.. Why do they have the same IP address??<br>
Don't do that!<br>
<br>
-derek<br>
<br>
On Fri, June 11, 2021 11:53 am, Chris Fowler via Ale wrote:<br>
> I have a HP printer and Linux device with the same IP address on a<br>
> network. I have no control over the printer. I'm trying to figure out<br>
> how to effectively use arping to "hijack" my own IP on this subnet.<br>
><br>
> My remote connection to the device is dropped at random times. I'm<br>
> guessing maybe someone is printing. This causes the firewall to update its<br>
> arp cache, send a packet to the HP instead of my device, and I get a RST<br>
> on my end because the HP said, "I have no clue what this is."<br>
><br>
><br>
><br>
><br>
> _______________________________________________<br>
> Ale mailing list<br>
> Ale@ale.org<br>
> <a href="https://mail.ale.org/mailman/listinfo/ale">https://mail.ale.org/mailman/listinfo/ale</a><br>
> See JOBS, ANNOUNCE and SCHOOLS lists at<br>
> <a href="http://mail.ale.org/mailman/listinfo">http://mail.ale.org/mailman/listinfo</a><br>
><br>
<br>
</div></span></font></div></blockquote></div><br>-- <br>Computers amplify human error<br>Super computers are really cool</body></html>