Re: [NANOG] auth*.ns.uu.net

2008-05-08 Thread David Coulson
jamie wrote: > Anyone seeing the same? Yep. When you try to dig a domain on their NS, it refers back to the root-servers. Nice. cr1:~# dig cunamutual.com @198.6.1.202 ; <<>> DiG 9.3.4 <<>> cunamutual.com @198.6.1.202 ; (1 server found) ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<-

[NANOG] auth*.ns.uu.net

2008-05-08 Thread jamie
Anyone seeing the same? Summary : Multiple sites primary'd by auth*.uu.net nses being served SERVFAILs for queries. Implications are obvious VZN : pls contact off list. Meanwhile, we'll be lighting up some phone lines... *nog : TIA, jamie ; <<>> DiG 9.3.3 <<>> cunamutual.com ns ;; global

[NANOG] auth00/auth100.ns.uu.net down ?

2008-05-08 Thread jamie rishaw
Anyone seeing the same? VZN engineer : pls contact off list, sev-0 ; <<>> DiG 9.3.3 <<>> cunamutual.com ns ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 32159 ___ NANOG mailing list NANOG@nanog.org http

Re: [NANOG] Microsoft.com PMTUD black hole? (working with Microsoft on issues)

2008-05-08 Thread Niels Bakker
* [EMAIL PROTECTED] (Janet Sullivan) [Thu 08 May 2008, 23:35 CEST]: >1) Yes, Microsoft blocks ICMP for the most part, which will break Path >MTU Discovery. This is a known issue. If you run into it, its most >likely because the servers you are trying to talk to in MS-land don't >have black hol

Re: [NANOG] Microsoft.com PMTUD black hole? (working with Microsoft on issues)

2008-05-08 Thread Janet Sullivan
I thought I'd post a few constructive comments on this thread. (Full disclosure: I am an ex-Microsoft employee. I do not speak for the company, I'm just trying to help out the network community.) 1) Yes, Microsoft blocks ICMP for the most part, which will break Path MTU Discovery. This is a

Re: [NANOG] Microsoft.com PMTUD black hole?

2008-05-08 Thread Hank Nussbacher
On Wed, 7 May 2008, Michael Sinatra wrote: > Nathan Anderson/FSR wrote: >> Here is a brief update on the situation: >> >> I have been in contact with someone at Microsoft's service operations >> center, who has confirmed for me that MS does in fact block _all_ ICMP >> at the edge of their network,

Re: [NANOG] Microsoft.com PMTUD black hole?

2008-05-08 Thread Scott Weeks
-- [EMAIL PROTECTED] wrote: --- First of all I would like to thank everyone for their support and concern. We certainly have a lot of things to "fix" at Microsoft. In fact, I can tell you that we have several brand new positions open (working on my team and for teams near m

Re: [NANOG] [OPSEC] Microsoft.com PMTUD black hole?

2008-05-08 Thread Smith, Donald
A few comments on your comments below. RM=for(1) {manage_risk(identify_risk(product[i++]) && (identify_threat[product[i++]))} [EMAIL PROTECTED] giac > -Original Message- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > On Behalf Of Iljitsch van Beijnum > Sent: Thursday, May 08, 20

Re: [NANOG] Microsoft.com PMTUD black hole?

2008-05-08 Thread Blaine Christian
First of all I would like to thank everyone for their support and concern. We certainly have a lot of things to "fix" at Microsoft. In fact, I can tell you that we have several brand new positions open (working on my team and for teams near mine) and could use more hands at the tiller. My apo

Re: [NANOG] PCH BGP Archive down?

2008-05-08 Thread Bill Woodcock
On Thu, 8 May 2008, NetSecGuy wrote: > Anyone else not able to access the PCH BGP Archive? > http://www.pch.net/resources/data/routing-tables/archive/ > I'm getting a 403 Forbidden. Fixed again now. The front-end web server was having trouble with its connection to the back-end

Re: [NANOG] PCH BGP Archive down?

2008-05-08 Thread Bill Woodcock
On Thu, 8 May 2008, NetSecGuy wrote: > Anyone else not able to access the PCH BGP Archive? > http://www.pch.net/resources/data/routing-tables/archive/ > I'm getting a 403 Forbidden. Oop, you're right, I just replicated the problem, about to take a look at fixing it. Our apologi

[NANOG] PCH BGP Archive down?

2008-05-08 Thread NetSecGuy
Anyone else not able to access the PCH BGP Archive? http://www.pch.net/resources/data/routing-tables/archive/ I'm getting a 403 Forbidden. ___ NANOG mailing list NANOG@nanog.org http://mailman.nanog.org/mailman/listinfo/nanog

Re: [NANOG] Microsoft.com PMTUD black hole?

2008-05-08 Thread Tony Finch
On Wed, 7 May 2008, Deepak Jain wrote: > > I know of a tool that a major financial institution uses when certifying > your networks security -- that scrapes the version number from your > ESTMP banner to decide whether you comply or not (and other banners). > (Rather than actually testing for a spe

Re: [NANOG] Microsoft.com PMTUD black hole?

2008-05-08 Thread Iljitsch van Beijnum
On 8 mei 2008, at 9:53, Joel Jaeggli wrote: > Oddly enough there is a draft on the subject of icmp filtering > recomendations is making the rounds. > http://tools.ietf.org/wg/opsec/draft-gont-opsec-icmp-filtering-00.txt > The opsec working group ([EMAIL PROTECTED]) and the authors would > apprec

[NANOG] Looking for Flickr contacts

2008-05-08 Thread gbromley
I am having a bit of difficulty resolving a Flickr issue. Can someone point me to contact in Flickr? Cheers Gareth ___ NANOG mailing list NANOG@nanog.org http://mailman.nanog.org/mailman/listinfo/nanog

Re: [NANOG] Microsoft.com PMTUD black hole?

2008-05-08 Thread Joel Jaeggli
Bjørn Mork wrote: > Iljitsch van Beijnum <[EMAIL PROTECTED]> writes: > After all, Microsoft must have a reason to block all icmp. Or? > >> However, in that case the only workable course of action would be TO >> DISABLE PATH MTU DISCOVERY! >> >> You can't have your cake and eat it too. > > B

Re: [NANOG] Microsoft.com PMTUD black hole?

2008-05-08 Thread Bjørn Mork
Iljitsch van Beijnum <[EMAIL PROTECTED]> writes: > Now Microsoft is also the company that built the OS that could be > crashed by a maliciously crafted fragmented IP packet, so maybe > there's something to this security policy. (One hopes that this bug > and others like it are now fixed.) A