[ietf86-tech] DHCP issue in tower 2

[Warren Kumari]

I *think* I can block that….

I'll drop in another filter. Someone let me know (by phone if necessary - 571-969-4367) if things break after this change…

W
On Mar 10, 2013, at 11:10 PM, Colin Doyle <cdoyle at verilan.com> wrote:

> Glen with AMS indicated to me this evening that the wired connection in room 2040 didn't seem to be working. The following address was being served:
> 
> "10.0.1.165 on wired., defaultgw 10.0.1.1"
> 
> After some troubleshooting, I got it working with a static at the very end of the 130.129.64.0/21 range (not sure what the scope is, but I'll check in the morning). I wiresharked the line and discovered the rogue DHCP server (see attachments). I'm not certain if this address is from the hotel or not, but I'm guessing that since the source is ID'ed as an Apple, it is a genuine rogue device.
> 
> We can discuss filtering/blocking in the morning. I suspect this will continue to be an issue until addressed, but I'm not sure what my reach is in this scenario without discussing with the rest of you.
> 
> C
> 
> (the DHCP file is wireshark output)
> 
> -- 
> 
> 
> 
> Colin Doyle
> Senior Network Engineer
> CCNA, F5 ASP/ATSP, Juniper JES
> 
> Verilan Event Services, Inc.
> 7327 SW Barnes Rd. #215
> Portland, OR 97225
> 
> 
> Cell: 503 810-2129
> cdoyle at verilan.com
> www.verilan.com
> 
> 
> This e-mail contains proprietary information and may be confidential. If you are not the intended recipient of this e-mail, you are hereby notified that any dissemination, distribution or copying of this message is strictly prohibited. If you received this message in error, please delete it immediately.
> 
> <Screen Shot 2013-03-10 at 11.03.59 PM.png><DHCP>_______________________________________________
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