Again, consumer modem only has one Ethernet connection. Do you have a dedicated router or a PC doing routing/firewall. Any chance "Monster" is running a DHCP server? If you're running a regular router have you checked for a firmware update?
--- On Sun, 2/27/11, Jackman <[email protected]> wrote: > From: Jackman <[email protected]> > Subject: Re: [Eug-lug] Disabling a rogue DHCP server > To: "Eugene Unix and Gnu/Linux User Group" <[email protected]> > Date: Sunday, February 27, 2011, 6:45 PM > And, now, a rendering in ASCII: > > ------------------ > | MONSTER (Server) | <-- eth0:10.10.10.10, static > ------------------ > | > ------------------ > | SHUTTLE (Router) | <-- eth1 outside (dhclient) / > eth0:10.10.10.1 > inside (dhcp3-server 10.10.10.0/24) > ------------------ > | > ---------------- > | D-Link DCM-202 | <-- 192.168.100.1 (Static, not > user configurable) > ---------------- > | > (@@@@@@@@@@@@@@@) > ( Comcast World ) --> The Internet > (@@@@@@@@@@@@@@@) > | > ---------------- > | D-Link DCM-202 | <-- 192.168.100.1 (Static, not > user configurable) > ---------------- > | > ---------------- > | Unknown Router | <-- DHCP Server (192.168.100.0/24) > ---------------- > > Every so often, I get 192.168.100.2 leased to my router > from > 192.168.100.1 with a lease of 13 seconds. Very > annoying. Even though > I have ignored this server, there is still a network > interruption > which prevents browsing, file transfers, remote sessions, > and so > forth. > > On Sun, Feb 27, 2011 at 6:25 PM, Mr O <[email protected]> > wrote: > > > > How the heck are you addressing two separate physical > modems? Not to mention a consumer cable modem doesn't do > DHCP. How exactly are you connected to the internet? > > > > > > --- On Sun, 2/27/11, Jackman <[email protected]> > wrote: > > > > From: Jackman <[email protected]> > > Subject: Re: [Eug-lug] Disabling a rogue DHCP server > > To: "Eugene Unix and Gnu/Linux User Group" <[email protected]> > > Date: Sunday, February 27, 2011, 4:59 PM > > > > It turns out that they are using the same modem as > myself, which maintains a web server on 192.168.100.1. It > is a dlink dcm-202. Because this overlaps with the rogue > dhcp subnet, I only hit my local modem when I use a browser. > Moreover, even if I hit the remote modem, there are no > settings I can change on it and it doesnt get me to the > offending dhcp server. I hope that makes sense. > > > > The dhcp lease originates from 192.168.100.1, issuing > to me .2. I use only 10.10.10/24 addresses on my network. > Would you like me to send my documentation on this problem > to the mailing list? > > > > On Feb 27, 2011 4:16 PM, "Mr O" <[email protected]> > wrote: > > > > How about the obvious, has your computer taken a lease > from the 'rogue' server? Have you looked at the gateway > address and tried to connect to it? Most routers are still > set to admin/admin. With the gateway information you can > narrow it down to which box or device as well. What kind of > address is it? 10.? 192.? Do you have physical access to > everything? > > > > > > --- On Sun, 2/27/11, Jackman <[email protected]> > wrote: > > > > > From: Jackman <[email protected]> > > > Subject: Re: [Eug-lug] Disabling a rogue DHCP > server > > > To: "Eugene Unix and Gnu/Linux User Group" <[email protected]> > > > Date: Sunday, February 27, 2011, 3:23 PM > > > > > Unfortunately, while I'm able to > > > reject those offers, my connection is > > > still cutting out ever ... > > > > -----Inline Attachment Follows----- > > > > _______________________________________________ > > EUGLUG mailing list > > [email protected] > > http://www.euglug.org/mailman/listinfo/euglug > > > > > > _______________________________________________ > > EUGLUG mailing list > > [email protected] > > http://www.euglug.org/mailman/listinfo/euglug > > > > > > -- > Andrew Jackman > [email protected] > > CONFIDENTIALITY NOTICE: This e-mail message, including any > attachments, is for the sole use of the intended > recipient(s) and may > contain confidential and privileged information. Any > unauthorized > review, use, disclosure, or distribution is prohibited. If > you are not > the intended recipient, please contact the sender by reply > e-mail and > destroy all copies of the original message. > _______________________________________________ > EUGLUG mailing list > [email protected] > http://www.euglug.org/mailman/listinfo/euglug > _______________________________________________ EUGLUG mailing list [email protected] http://www.euglug.org/mailman/listinfo/euglug
