That would explain it. Thanks for the info. Kevin Summers KISTech Internet Services Inc. www.kistech.com
> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of Mark Radabaugh > Sent: Monday, October 06, 2003 7:46 PM > To: [EMAIL PROTECTED] > Subject: Re: [smartBridges] OT: Cisco web site? > > > >From Nanog of the difficulties getting to the Cisco website: > > >Folks, > > > >We've been handling a multi-vector DDoS - 40-byte spoofed SYN-flooding > >towards www.cisco.com (198.133.219.25/32) as well as an HTTP-AUTH > >resource-exhaustion attack, and working these issues with our > >upstreams. Our apologies for any inconveniences, and our thanks to > >those who've assisted in tracing and blocking the spoofed traffic. > > > >We're continuing the work the issue, and would be grateful if operators > >would check for 40-byte spoofed TCP headed towards 198.133.219.25/32 > >and trace/block it as warranted. Your patience and understanding are > >greatly appreciated. > > > >Thanks! > > > >------------------------------------------------------------- > >Roland Dobbins <[EMAIL PROTECTED]> // 408.527.6376 voice > > > Nanog is the North American Network Operators Group. If it's > broken on the > Internet it's will most likely be posted to Nanog first. A word of > caution - do not post to Nanog unless you know what you are talking about. > Most of the people on there have been there for years, are highly > technical, > and do not suffer fools lightly. Information here: > http://www.nanog.org/email.html > > This also brings up the subject of anti-spoofing filters. I'm sure all of > you are blocking outbound traffic that doesn't originate from your > netblocks, correct? If you are not you should be since you may well be > contributing to the DDOS attacks. > > Mark Radabaugh > Amplex > (419) 720-3635 > > > > ----- Original Message ----- > From: Kevin Summers > To: [EMAIL PROTECTED] > Sent: Monday, October 06, 2003 10:21 PM > Subject: [smartBridges] OT: Cisco web site? > > > Anybody else having problems getting to the Cisco web site? > It's been unavailable to me all day. > Kevin Summers > KISTech Internet Services Inc. > www.kistech.com > > > ----------ANNOUNCEMENT---------- > Don't forget to register for WISPCON IV > http://www.wispcon.info/us/wispcon-iv/wispcon-iv.htm > > The PART-15.ORG smartBridges Discussion List > To Join: mailto:[EMAIL PROTECTED] (in the body type subscribe > smartBridges <yournickname> > To Remove: mailto:[EMAIL PROTECTED] (in the body type > unsubscribe smartBridges) > Archives: http://archives.part-15.org ----------ANNOUNCEMENT---------- Don't forget to register for WISPCON IV http://www.wispcon.info/us/wispcon-iv/wispcon-iv.htm The PART-15.ORG smartBridges Discussion List To Join: mailto:[EMAIL PROTECTED] (in the body type subscribe smartBridges <yournickname> To Remove: mailto:[EMAIL PROTECTED] (in the body type unsubscribe smartBridges) Archives: http://archives.part-15.org
