Re: large organization nameservers sending icmp packets to dns servers.

2007-08-08 Thread Patrick W. Gilmore
On Aug 8, 2007, at 2:11 AM, David Schwartz wrote: On Aug 7, 2007, at 4:33 PM, Donald Stahl wrote: If you don't like the rules- then change the damned protocol. Stop just doing whatever you want and then complaining when other people disagree with you. I think this last part is the key. R

RE: large organization nameservers sending icmp packets to dns servers.

2007-08-08 Thread Jamie Bowden
Forgive my broken formatting, but LookOut, it's Microsoft! Is what we use, period. I have a question related to what you posted below, and it's a pretty simple one: How is answering a query on TCP/53 any MORE dangerous than answering it on UDP/53? Really. I'd like to know how one of these secu

Re: large organization nameservers sending icmp packets to dns servers.

2007-08-08 Thread Valdis . Kletnieks
On Wed, 08 Aug 2007 10:33:56 EDT, "Patrick W. Gilmore" said: > Paying $10 and registering a domain IN NOW WAY means I promised a > bazillion people anything. > > What happened to: "You can run your network however you want"? You're totally welcome to run your own network backbone as IPv6-only

Re: large organization nameservers sending icmp packets to dns servers.

2007-08-08 Thread Adrian Chadd
On Wed, Aug 08, 2007, Jamie Bowden wrote: > > Forgive my broken formatting, but LookOut, it's Microsoft! Is what we > use, period. > > I have a question related to what you posted below, and it's a pretty > simple one: > > How is answering a query on TCP/53 any MORE dangerous than answering it

Re: large organization nameservers sending icmp packets to dns servers.

2007-08-08 Thread Joe Abley
On 8-Aug-2007, at 11:59, Jamie Bowden wrote: I have a question related to what you posted below, and it's a pretty simple one: How is answering a query on TCP/53 any MORE dangerous than answering it on UDP/53? Really. I'd like to know how one of these security nitwits justifies it. It

Re: large organization nameservers sending icmp packets to dns servers.

2007-08-08 Thread Tony Finch
On Tue, 7 Aug 2007, [EMAIL PROTECTED] wrote: > > they *already* don't answer with the txt records if you try to do a > 'dig aol.com any' because that 512 and the 497 returned on a 'dig aol.com mx' > won't fit in one 512-byte packet. Wrong! You're probably not getting the txt records because you d

Re: large organization nameservers sending icmp packets to dns servers.

2007-08-08 Thread David Conrad
On Aug 8, 2007, at 8:59 AM, Jamie Bowden wrote: How is answering a query on TCP/53 any MORE dangerous than answering it on UDP/53? Really. I'd like to know how one of these security nitwits justifies it. It's the SAME piece of software answering the query either way. How many bytes of s

Re: large organization nameservers sending icmp packets to dns servers.

2007-08-08 Thread Kevin Oberman
> Date: Tue, 7 Aug 2007 23:32:21 -0600 > From: "Jason J. W. Williams" <[EMAIL PROTECTED]> > > > The answer is simple- because they are supposed to be allowed. By > disallowing > > them you are breaking the agreed upon rules for the protocol. Before > > long it becomes impossible to implement new

nanog@nanog.org

2007-08-08 Thread Paul Ferguson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 No idea -- maybe just a hiccup? - From my office in San Jose: %traceroute www.cisco.com Tracing route to www.cisco.com [198.133.219.25] over a maximum of 30 hops: [snip] 7 3 ms 3 ms 3 ms so-3-0-0.mpr2.sjc7.us.above.net [64.125.30.1

SBC Issues/Contact?

2007-08-08 Thread Koch, Christian
Anyone have a contact for sbc? They are preventing me from getting to cisco.com P:\>tracert cisco.com Tracing route to cisco.com [198.133.219.25] over a maximum of 30 hops: 1<1 ms<1 ms<1 ms 10.5.7.254 2<1 ms<1 ms<1 ms 209.10.21.253 328 ms28 ms28 ms

nanog@nanog.org

2007-08-08 Thread Koch, Christian
Im seeing issues at sbc as well P:\>tracert cisco.com Tracing route to cisco.com [198.133.219.25] over a maximum of 30 hops: 1<1 ms<1 ms<1 ms 10.5.7.254 2<1 ms<1 ms<1 ms 209.10.21.253 328 ms28 ms28 ms 209.10.9.37 428 ms27 ms27 ms 209.10

nanog@nanog.org

2007-08-08 Thread Marcus H. Sachs
Ditto. We've had a few folks contact the Internet Storm Center about this. First report came in at 2 pm ET. Marc -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Paul Ferguson Sent: Wednesday, August 08, 2007 2:17 PM To: nanog@nanog.org Subject: Probl

nanog@nanog.org

2007-08-08 Thread Elijah Savage
Now that you have mentioned it I am having problems reaching Cisco from Sprint as well and Time Warner Telecom. - Original Message - From: Paul Ferguson <[EMAIL PROTECTED]> To: nanog@nanog.org Sent: Wednesday, August 8, 2007 2:17:29 PM GMT-0500 Auto-Detected Subject: Problems with either

Re: SBC Issues/Contact?

2007-08-08 Thread Elijah Savage
See Paul's previous email I do not think it was just SBC becuase I was having problems on my Sprint link as well as my time warner telecom link. It is resolved for me nowe though. - Original Message - From: Christian Koch <[EMAIL PROTECTED]> To: nanog@nanog.org Sent: Wednesday, August

nanog@nanog.org

2007-08-08 Thread Schliesser, Benson
A brief look at routeviews shows www.cisco.com (198.133.219.25) originating from AS109 (Cisco) and transiting via AS7132 (AT&T/SBC) and AS7018 (AT&T). Thus I suspect this is an issue with AS109 (Cisco) and not with their providers. Though, I do feel wrong using the plural "providers" in this case

nanog@nanog.org

2007-08-08 Thread David Coulson
Useless also from Sprint (via AT&T in the middle) & Cogent - Dies at the pbi.net address. Koch, Christian wrote: Im seeing issues at sbc as well P:\>tracert cisco.com Tracing route to cisco.com [198.133.219.25] over a maximum of 30 hops: 1<1 ms<1 ms<1 ms 10.5.7.254 2<1

RE: SBC Issues/Contact?

2007-08-08 Thread Koch, Christian
Same from comcast in NJ, through att as well christian$ traceroute cisco.com traceroute to cisco.com (198.133.219.25), 64 hops max, 40 byte packets 1 c-3-0-ubr02.tomsriver.nj.panjde.comcast.net (73.187.160.1) 10.146 ms 8.465 ms 7.789 ms 2 ge-6-3-sr01.tomsriver.nj.panjde.comcast.net (68.86.

RE: SBC Issues/Contact?

2007-08-08 Thread Koch, Christian
Just confirmed w/ Cisco, apparently there was a power outage in San Jose Regards, -- Christian J. Koch Network Engineer Quality Technology Services Direct: 212.334.8551 Mobile: 646.300.3387 [EMAIL PROTECTED] Key Fingerprint: A8F1 2265 DD05 EC8C 2F3C 1556 51B1 F193 D2DA DED3 -Original M

nanog@nanog.org

2007-08-08 Thread Michael Airhart
I can't speak for Cisco or Cisco IT, but as evidenced by this email, at least part of our connectivity is up. No doubt someone official is looking at it as we speak. (I'll just lurk Nanog to get the skinny).. A brief look at routeviews shows www.cisco.com (198.133.219.25) originating

nanog@nanog.org

2007-08-08 Thread Bruce Pinsky
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Paul Ferguson wrote: > No idea -- maybe just a hiccup? > No, the outage is real and affecting network and systems for internal and external services. - -- = bep -BEGIN PGP SIGNATURE- Version: GnuPG v1.4.4 (MingW32) Comment: Using G

nanog@nanog.org

2007-08-08 Thread Schliesser, Benson
Yep; when I sent my previous note, AS109 was still originating routes. But packets seemed to die at the border router. Now I'm also seeing routes via AS701 (UU/Verizon Biz) and AS1239 (Sprint) as well as AT&T, but still no connectivity. A few moments ago I was getting a response from the www.cis

RE: SBC Issues/Contact?

2007-08-08 Thread Paul Ferguson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 - -- "Koch, Christian" <[EMAIL PROTECTED]> wrote: >Just confirmed w/ Cisco, apparently there was a power outage in San Jose I'm only a few blocks from Cisco, and we have two data centers in the immediate San Jose area -- first _I've_ heard of any po

RE: SBC Issues/Contact?

2007-08-08 Thread Koch, Christian
Yeah , same here Regards, -Original Message- From: Paul Ferguson [mailto:[EMAIL PROTECTED] Sent: Wednesday, August 08, 2007 4:35 PM To: Koch, Christian Cc: nanog@nanog.org Subject: RE: SBC Issues/Contact? -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 - -- "Koch, Christian" <[EMAIL PR

Re: Problems with either Cisco.com or AT&T? [POWER UPDATE]

2007-08-08 Thread J. Oquendo
http://infiltrated.net/ciscoOutage.jpg -- J. Oquendo "Excusatio non petita, accusatio manifesta" http://pgp.mit.edu:11371/pks/lookup?op=get&search=0xF684C42E sil . infiltrated @ net http://www.infiltrated.net smime.p7s Description: S/MIME

nanog@nanog.org

2007-08-08 Thread Paul Ferguson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 - -- Michael Airhart <[EMAIL PROTECTED]> wrote: >I can't speak for Cisco or Cisco IT, but as evidenced by this email, at least part of our connectivity is up. > >No doubt someone official is looking at it as we speak. (I'll just lurk Nanog to get

RE: large organization nameservers sending icmp packets to dns servers.

2007-08-08 Thread william(at)elan.net
On Tue, 7 Aug 2007, Donald Stahl wrote: All things being equal (which they're usually not) you could use the ACK response time of the TCP handshake if they've got TCP DNS resolution available. Though again most don't for security reasons... Then most are incredibly stupid. Several anti DoS u

RE: SBC Issues/Contact?

2007-08-08 Thread Mike Suter
http://www.computerworld.com/action/article.do?command=viewArticleBasic&articleId=9029698 > "We have traced the cause of the issue to an accident during maintenance of a > San Jose data center that resulted in a power outage in that facility," the > spokeswoman said. > > -BEGIN PGP SIGNE

nanog@nanog.org

2007-08-08 Thread Tuc at T-B-O-H
> Cisco's problem seems to be have been resolved. > > Also see: > > http://blogs.cisco.com/news/2007/08/update_ciscocom_site.html > > Thanks to everyone for their verification. :-) > I heard, from incredibly unreliable sources, that Cisco was testing a new router that included a flywh