Re: COVID-19 vs. our Networks

On 17/03/2020 09:17, Mark Tinka wrote: On 16/Mar/20 16:40, Mike Bolitho wrote: I think there's a bit of a misunderstanding of what I'm trying to say here. We have dual private lines from two Tier I providers. These interconnect all major hospitals and our data centers. We also have a third

Re: netflix proxy/unblocker false detection

ably would have been an easier case if Netflix didn't support IPv6, but alas... Mark. -- Christian de Larrinaga --

Re: RIPE our of IPv4

Sounds like your company is about to go offline. So I will say bye bye for now just in case it happens faster than you expected. C On 26/11/2019 23:46, Scott Weeks wrote: Top posting... - :: But it is not that simple in the real corporate world. :: Execs have

Re: RIPE our of IPv4

Speaking as being a trifle self-entitled? On 27/11/2019 00:35, Scott Weeks wrote: --- c...@firsthand.net wrote: From: Christian Sounds like your company is about to go offline. So I will say bye bye for now just in case it happens faster than you expected

Re: Level 3 Communications Issues Statement Concerning Comcast's Actions

peering agreement ratios that is affected by a move like this. If large parts of the internet pays to get to your network why not get more of the internet to give to them? makes perfect sense. /Christian Karlsson Teknikmejeriet Sweden On 2010-11-30 19:02, Leo Bicknell wrote: Having been

Re: MikroTik strikes again ?

It's not really a bug, only a matter of habbit I guess :) I read this some time ago in nanog list: http://www.renesys.com/blog/2009/02/longer-is-not-better.shtml regards, Christian Bret Clark wrote: Uhmokay...but why does anyone prepend their ASN that much? Are you saying the Mikroti

Re: Invalid prefix announcement from AS9035 for 129.77.0.0/16

there are multiple systems available, sign up for a few i've noticed cyclops alerts are sent faster than bgpon PHAS was fast, but the project is over and something new is going to be released there is ripe MyASN there is watchmynet and IAR On Fri, Oct 9, 2009 at 7:23 AM, Dylan Ebner wrote: >

Re: Invalid prefix announcement from AS9035 for 129.77.0.0/16

On Sat, Oct 10, 2009 at 4:24 PM, ML wrote: > Matthew Huff wrote: >> >> About 4 hours ago BGPmon picked up a rogue announcement of 129.77.0.0 from >> AS9035 (ASN-WIND Wind Telecomunicazioni spa) with an upstream of AS1267 >> (ASN-INFOSTRADA Infostrada S.p.A.). I don't see it now on any looking glas

Re: Hauling gear around a NANOG meeting

the area in BKLYN where the Mariott is fine, its a one of the better neighborhoods - i believe its Brooklyn Heights, though can be confused with DUMBO and downtown brooklyn as they are all adjacent /christian On Thu, May 22, 2008 at 5:10 PM, Alex Rubenstein <[EMAIL PROTECTED]> wrote: >

Re: [NANOG] IOS rootkits

any news of the presentation surfacing anywhere? interested to details of what was discussed On Sun, May 25, 2008 at 6:27 AM, Gadi Evron <[EMAIL PROTECTED]> wrote: > On Sun, 18 May 2008, Joel Jaeggli wrote: > >> Dragos Ruiu wrote: >> >> First of all about prevention, I'm not at all sure about th

Re: Need Infiniband card recommendation

try http://www.mellanox.com/ On Fri, May 30, 2008 at 12:24 PM, Jobe Bittman <[EMAIL PROTECTED]> wrote: > Is anyone using Infiniband cards under linux? I'm trying to find a > supported > card other than the Cisco one. > > -- > Jobe Bittman >

cluepon irrweb.com

anyone know whats going on with this - still a work in progress? plans/etc?

Re: IOS Rookit: the sky isn't falling (yet)

here's the slides if anyone hasn't seen http://seclists.org/fulldisclosure/2008/May/att-0668/EuSecWest_presentation_ppt On Thu, May 29, 2008 at 11:27 AM, Fred Reimer <[EMAIL PROTECTED]> wrote: > New keys, to be stored on the crypto chip, would presumably be delivered in > a separately signed pac

Re: NANOG NYC Event

hilife is a great spot!! On Mon, Jun 2, 2008 at 5:24 PM, Martin Hannigan <[EMAIL PROTECTED]> wrote: > > > I'll probably be at 83rd and Amsterdam by 11p, This is my all time NYC > favorite. > >http://www.hi-life.com/west.html > > If you're here on Thurs or beyond: > >

NANOG NYC - Lost Macbook Charger

Hi All - I seem to have left my macbook charger behind tonight - most likely in the main conference room 2nd or 3rd row in the back to the right If anyone happened to see it or pick it up, please let me know, thanks! Christian Koch Quality Technology Services

Re: comcast

when was the last time you saw this prefix reachable? i dont see anything announced from comcasts 73.0.0.0/8 allocation within the past 2 weeks... On Thu, Jun 12, 2008 at 9:51 PM, Tom <[EMAIL PROTECTED]> wrote: > On Thu, 12 Jun 2008, Thompson, Taeko wrote: > >> Does anybody heard if comcast is

Re: comcast

interesting enough mine goes the other way brokenrobot:~ christian$ traceroute 73.72.92.1 traceroute to 73.72.92.1 (73.72.92.1), 64 hops max, 40 byte packets 1 192.168.2.1 (192.168.2.1) 12.130 ms 1.135 ms 1.262 ms 2 * * * 3 ge-2-3-ur01.jerseycity.nj.panjde.comcast.net (68.86.220.185

Bandcon Transport Services..

Anyone here use Bandcon's transport services? Positive/Negative experiences, any feedback would be helpful.. Thanks ck

Re: New minimum speed for US broadband connections

I don’t think any speed should be mandated. The speed will increase as fast as the market allows. Don’t want to much government involvement into any free market business. Government brings confusion and waste.

Re: [c-nsp] LDPv6 Census Check

Salve, On Thu, Jun 11, 2020 at 8:08 PM David Sinn wrote: Rewrites on MPLS is horrible from a memory perspective as maintaining the > state and label transition to explore all possible discrete paths across > the overall end-to-end path you are trying to take is hugely in-efficient. > Applying ci

Re: [c-nsp] LDPv6 Census Check

On Fri, Jun 12, 2020 at 10:22 PM David Sinn wrote: > Except that is actually the problem if you look at it in hardware. And to > be very specific, I'm talking about commodity hardware, not flexible > pipelines like you find in the MX and a number of the ASR's. I'm also > talking about the more re

Re: Centurylink having a bad morning?

Multiple BGP sessions with Level3 (DIA) started flapping at approx 03:00 Pacific: Aug 30 03:05:13 rtr02 Rib: %BGP-3-NOTIFICATION: sent to neighbor 4.35.X.Y (AS 3356) 4/0 (Hold Timer Expired Error/Unspecified) 0 bytes Aug 30 03:05:13 rtr02 Rib: %BGP-5-ADJCHANGE: peer 4.35.X.Y (AS 3356) old state Es

Re: ISP data collection from home routers

I think that if the end user at signed contract agreed with this data collecting and also if there's a mechanism that the same user could deny the data collection, its look fine to me, there's compliant here in Brazil with LGPD (our variant from GDPR) and i think that users could see it as a "p

Re: Packetstream - how does this not violate just about every provider's ToS?

On Wed, 24 Apr 2019, Anne P. Mitchell, Esq. wrote: > How can this not be a violation of the ToS of just about every major > provider? https://packetstream.io/support#q33 > Customers should ensure that their use case does not violate the ToS of > the service they are using. So, I guess it's

Re: Free Program to take netflow

ES, Kibana, pmacct and some glue (JSON to ES batching) ... and of course a lot of time and resources (eg. h/w). Cheers Chris On Sat 18. May 2019 at 18:04, Joe Loiacono wrote: > Dennis, > > You might try FlowViewer https://sourceforge.net/projects/flowviewer > > Fairly easy Linux install over

Re: FYI - Suspension of Cogent access to ARIN Whois

Am 06.01.20 um 16:58 schrieb David Guo via NANOG: > Good News! But we still received several spams from Cogent for our RIPE > and APNIC ASNs. They seem to look at changes in more databases than just ARIN... Several months ago I received a new ASN from RIPE for a company that is in business for mor

Re: NAT firewall for IPv6?

The original email was not a serious question, but a joke: https://twitter.com/SwiftOnSecurity/status/749059605360062464 https://twitter.com/SwiftOnSecurity/status/749062835687174144 https://twitter.com/SwiftOnSecurity/status/749068172460847105 On Tue, Jul 5, 2016 at 1:41 PM, Naslund, Steve wr

Re: Syn flood to TCP port 21 from priveleged port (80)

There is some nice research regarding systems "abusable" for reflection by tcp port and the amplification factor depending on the OS: http://www.christian-rossow.de/publications/tcpamplification-woot2014.pdf And in more detail: https://www.usenix.org/system/files/conference/usenixsecurity14/sec14-

Re: ticketmaster.com 403 Forbidden

403 forbidden from as12306 via level3. On Mon, Feb 6, 2017 at 2:04 PM, Manser, Charles J < charles.man...@charter.com> wrote: > List, > > It seems that browsing to ticketmaster.com or any of the associated IP > addresses results in a 403 Forbidden for our customers today. Is anyone > else having

Re: Stupid Question maybe?

not supported by IOS-XR for IPv6, which could mean not having a scaleable way on your edge to protect your internal network. -- Christian e-mail/xmpp: christ...@errxtx.net PGP Fingerprint: B458 E4D6 7173 A8C4 9C75315B 709C 295B FA53 2318

Re: Pinging a Device Every Second

logical solution. > > The question is once a second pings too polling on an NMS and a consumer > grade router? Does it take much network bandwidth and CPU resources from > both the NMS and CPE side? > > Lets say this is for a 1,000 customer ISP. > > > -- Christian Meutes e

Re: Stupid Question maybe?

Hi Aseem, On Wed, Dec 26, 2018 at 6:42 PM Aseem Choudhary wrote: > Hi Christian, > > Discontinuous mask for IPv6 was supported in IOS-XR in release 5.2.2. > > You can refer below link for details: > > https://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/ip-addres

GOV zone operational update: DNSSEC transition to algorithm 13

urage you to reach out to us with any questions or reports of unexpected behavior related to the transition. Christian Elmerot, Cloudflare

Re: Spiffy Netflow tools?

+1 for ElastiFlow. Couldn't be easier to set up and run. Logstash has native support for netflow and sflow now via codecs. Kibana is an easy-to-use dashboard. I trimmed out a bunch of stuff in the ElastiFlow config that assumed a unidirectional network (like a corporate site). On Tue, Mar 13, 201

Re: Facebook down!! Alert!

+1 On Wed, Oct 6, 2010 at 12:57 AM, Zaid Ali wrote: > I think the Outages mailing list is more appropriate for this. > > > On 10/5/10 9:46 PM, "Mike Lyon" wrote: > > > Same here in SF Bay Area > > > > On Tue, Oct 5, 2010 at 9:44 PM, James Smith >wrote: > > > >> At 1:20am here in Canada,

Re: Weird Nexus AD

in x/y, x= preference, y= metric am= adjacency module, *= best unicast route a better place to have asked this would be c-nsp hth -ck On Fri, Oct 29, 2010 at 7:21 PM, Colby Glass wrote: > We're seeing an AD of 2 on some routes on our Nexus 7k. I can't find > anything (Google) to indicate wher

Re: Trying to Make Sense of the Comcast/Level 3 Dispute

my guess is the info for that was pulled off comcast's route server, where only tata is seen BGP routing table entry for 98.137.128.0/19, version 681406320 Paths: (8 available, best #8, table Default-IP-Routing-Table) Not advertised to any peer 6453 10310 36752 36752, (received & used) 68

Re: Lightning Debates at NANOG 51

I agree, I just joined the list today and was about to unsubscribe because of all the realtively useless posts "Leo Bicknell" wrote: > >I have a suggestion... > >Nanog Mailing List: Critical Operational Content vs. Break time >Amusement > >*ducks* > >-- > Leo Bicknell - bickn...@ufp.org

Re: ALT-DB Question

http://markmail.org/message/7vm3wk6kcnkqvonj On Wed, Dec 8, 2010 at 7:38 PM, Charles Gucker wrote: > On Wed, Dec 8, 2010 at 1:25 PM, Chadwick Sorrell > wrote: > > Hello, > > > > I'm sending a new MAINT-AS object to the db-ad...@altdb.net, but it > > doesn't appear to be in the database after a

Re: Facebook issue

stop On Thu, Dec 16, 2010 at 1:34 PM, andrew.wallace < andrew.wall...@rocketmail.com> wrote: > Anyone having issue with Facebook? > > Andrew > > > > > >

LACNOG 2011 - Buenos Aires - Oct 4-7

LACNOG2011 - Call for presentations - Due date - July, 31st English: http://www.lacnog.org/en/lacnog-2011-call-presentations Español: http://www.lacnog.org/es/lacnog-2011-llamado-a-presentaci%C3%B3n-trabajos Portugues: http://www.lacnog.org/es/lacnog-2011-llamado-a-presentaci%C3%B3n-trabajos

Re: Minimum Allocation Size by RIRs (IPv4)

r AFRINIC and LACNIC yet, and legacy space, too. I made such a list some month ago and also found those links: LACNIC: http://lacnic.net/en/registro/index.html AfriNIC: http://www.afrinic.net/Registration/resources.htm ARIN Micro Allocations: https://www.arin.net/knowledge/micro_allocations.htm

2610:1c1::/32 not reachable from AS3320 (Deutsche Telekom)

ong. I am trying to get this resolved as a customer of AS3320. Greetings Christian -- Christian Kratzer CK Software GmbH Email: c...@cksoft.de Wildberger Weg 24/2 Phone: +49 7032 893 997 - 0 D-71126 Gaeufelden Fax: +49 7032 893 997 - 9

Re: CGN fixed/hashed nat question

Hi, On Wed, 23 Jan 2013, William Herrin wrote: The algorithm will exclude the .0 and .255 external addresses from use, mapping the respective internal IPs to the other externals. why would you want to do that. .0 and .255 are perfectly valid ips. Greetings Christian -- Christian Kratzer

Re: Misconceptions, was: IPv6 RA vs DHCPv6 - The chosen one?

ues discussed in this bizarre discussion... -Christian -- Christian Esteve Rothenberg, Ph.D. Converged Networks Division (DRC) Tel.:+55 19-3705-4479 / Cel.: +55 19-8193-7087 est...@cpqd.com.br www.cpqd.com.br

Re: Middlebox Report and Thank You!

ers-may-be-handicapping-cell-phone-networks/ Keep on your good work! Cheers, Christian -- Christian Esteve Rothenberg, Ph.D. Converged Networks Division (DRC) Tel.:+55 19-3705-4479 / Cel.: +55 19-8193-7087 est...@cpqd.com.br www.cpqd.com.br On Thu, Feb 9, 2012 at 23:01, Justine Sherry wrote:

RE: do not filter your customers

quot;minor hardware issue" was behind a Telstra outage that impacted multiple service providers and internet services nationwide" Does anyone have any additional details? Christian -Original Message- From: Randy Bush [mailto:ra...@psg.com] Sent: Wednesday, February 22, 2012 9:42 P

msn/hotmail email admin needed

work. Regards, Christian Seitz Network Operations -- --- Telefon: +49 (0)30 - 398 02 0 E-Mail : se...@strato-rz.de Website: http://www.strato.de

RE: Office 365 Expert - I am not. I have a customer that...

e's a bunch more than comes up under "office 365 bandwidth calculator" in your friendly neighborhood search engine. The Exchange client model, for example, looks like it can give you basics for a model based projection if you can characterize your base. Thanks, Christian -Origin

RE: mpls over microwave

Not doing anymore, but I have in a previous life. It works. What's more important is how you engineered your radios and what you're using... Best regards, Christian -Original Message- From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Scott Weeks Sent: Thursday, Februa

Re: Zero rating implentation strategies

what you're after here. Best regards, Christian > On Aug 31, 2015, at 6:01 PM, Jean-Francois Mezei > wrote: > > > Last year, one large mobile operator in Canada started to zero-rate its > own mobile TV offering. It appears that routers kept counting all the >

Re: Zero rating implentation strategies

Inline.. On Sep 1, 2015, at 10:13 AM, Jean-Francois Mezei mailto:jfmezei_na...@vaxination.ca>> wrote: On 15-09-01 12:36, Christian Kuhtz wrote: Zero rating is not a new concept. It has existed in the mobile world since the days of the dumb phone. Yes, but is now in a different sca

Re: DDoS auto-mitigation best practices (for eyeball networks)

Most video games utilize peer-to-peer traffic (which is why many require port forwarding/UPnP), so the attacker has the IP addresses of all of their peers in their firewall logs. There are even 'gaming routers' that specialize in gaming this peer-to-peer system for competitive advantages, such as s

Re: GeoIP information

they own. Few years ago I heard of a project called OpenGeoFeed [3] but I don't know about its status. Christian [0] http://dev.maxmind.com/geoip/legacy/geolite/ [1] e.g. https://stat.ripe.net/widget/geoloc#w.resource=2001%3A67c%3A2e8%3A%3A%2F48 [2] https://www.maxmind.co

Re: Binge On! - And So This is Net Neutrality?

I don't know if this is NN or not, but the concept is ancient. Even back in the dark ages of mobile, zero rating and associated rev share were very common. Whether this is relevant to NN or not is for lawyers. Christian > On Nov 20, 2015, at 7:47 AM, Jay Ashworth wrote: > >

Re: Multicast stream monitoring tools

where you want to prove that it's not your network but the tv station screwing up the signal. Greetings Christian -- Christian Kratzer CK Software GmbH Email: c...@cksoft.de Wildberger Weg 24/2 Phone: +49 7032 893 997 - 0 D-71126 Gaeufelden Fax: +4

Re: ASN to IP Mapping

ab is for you; specifically I'd like to point out the Announced Prefixes and Routing History widget. In case you have any questions on the presented information, please refer to the widget's "Info" button and/or RIPEstat's documentation [2]. Cheers, Christian [0] The Routing

Re: Prefix hijack by INDOSAT AS4795 / AS4761

e.net/198.98.182.0/23#tabId=at-a-glance though there has been some BGP activity going on since 11:49:42, see the BGPlay and BGP Update Activity widget. In both cases the originating ASN was AS29889. Cheers, Christian On 26/03/15 15:46, Randy wrote: > All, > > Info gathered off-list indicat

Re: The state of TACACS+

Hi, On Mon, 30 Dec 2013, Christopher Morrow wrote: I don't think radius nor kerberos nor ssh with certificates supports command authorization, do they? it is with radius afaik ... Greetings Christian -- Christian Kratzer CK Software GmbH Email: c...@ckso

Re: IPv6 Finally gets off the ground

rag encountered in LEO would likely also be considerable and not yield good uptime. Best regards, Christian

Re: The Choice: IPv4 Exhaustion or Transition to IPv6

Until there's a practical solution for multihoming, this whole discussion is pretty pointless. -- Sent from my BlackBerry. -Original Message- From: Andy Davidson <[EMAIL PROTECTED]> Date: Fri, 29 Jun 2007 14:27:33 To:Donald Stahl <[EMAIL PROTECTED]> Cc:nanog@nanog.org Subject: Re

Re: The Choice: IPv4 Exhaustion or Transition to IPv6

, ostensibly to solve a very specific scaling problem. So, go ahead and continue talking about migration while ignoring the very policies within which that is permitted to take place and don't let me interrupt that ranting. Best Regards, Christian -- Sent from my BlackBerry. -Ori

Re: advertisements of 14/8 and 223/8

Hello, Tomoya Yoshida wrote: > I started to advertise for test two /8s and in addition to > collecting of unwanted traffic I checked the status of > route-views of these two /8s including two experimental > prefixes in 27/8 which is allocated to APNIC on Jan 2010 > and old 115/8 space. > > http:

Re: Vyatta as a BRAS

Sorry, it's software running those ASIC's and FPGA's, even at that level Sorry ..Its a clock that runs ASIC's and FPGA's HDL is simply used to describe functionality before synthesis tools translate the design into real hardware (gates and wires) - Original Message - From: "Lamar Ow

Re: Did your BGP crash today?

I think that focusing on researchers (who we assume are good-intentioned) misses the point. Any connected BGP speaker can inject any form of ugliness. The routers that mishandled these updates were bounded by routers that were able to 'properly' handle corrupted updates. The question of aggr

Re: largest OSPF core

> In a message written on Thu, Sep 02, 2010 at 03:20:05PM +0300, lorddoskias > wrote: >> I'm just curious - what is the largest OSPF core (in terms of number >> of routers) out there? The stability of the topology plays a most prominent role, but it wouldn't surprise me if a OSPF network large

Re: largest OSPF core

On Sep 2, 2010, at 7:35 PM, Randy Bush wrote: >> The stability of the topology plays a most prominent role, but it >> wouldn't surprise me if a OSPF network largely comprised of router >> LSAs (no redistribution), using today's hardware, could easily scale >> to 1000 nodes in an area. > > i be

Re: SONET/SDH virtual tributary mapping to use KLM mode

On Sep 16, 2010, at 8:57 AM, Danijel wrote: > > K describes TUG-3 group (1-3) > L describes a TUG-2 group inside a TUG-3 (1-7) > M describes a TU-12/VC12/E1 inside a TUG-2 (1-3) > > I'm not sure if they actually have some meaning. They are merely alphabetical indexes. C

Re: OpenFlow

Flow controller modified to support MPLS, and a NetFPGA card as the open platform to program the hardware for MPLS forwarding. - -Christian On Fri, Sep 24, 2010 at 18:30, Jeroen Massar wrote: > On 2010-09-24 23:25, Matlock, Kenneth L wrote:

Re: Routers in Data Centers

On Sep 26, 2010, at 10:29 PM, Richard A Steenbergen wrote: > On Sun, Sep 26, 2010 at 09:24:54PM -0400, Alex Rubenstein wrote: >> >> And, not to mention that some vendors do it sometimes. >> >> "The 9-slot Cisco Catalyst 6509 Enhanced Vertical Switch (6509-V-E) >> provides [stuff]. It also pro

Re: RIP Justification

On Sep 29, 2010, at 4:20 PM, Jesse Loggins wrote: > A group of engineers and I were having a design discussion about routing > protocols including RIP and static routing and the justifications of use for > each protocol. One very interesting discussion was surrounding RIP and its > use versus a p

Re: BGP next-hop

On Sep 30, 2010, at 5:37 PM, Randy Bush wrote: > i was recently bitten by a cousin of this > > research router getting an ebgp multi-hop full feed from 147.28.0.1 > (address is relevant) > > it is on a lan with a default gateway 42.666.77.11 (address not > relevant), so it has > >ip route

Re: Anomalies with AS13214 ?

streams, where traffic still worked, although via an unusually short path." Regards, Christian Seitz Network Operations

Re: Minimum IPv6 size

from this range. Also there should be some deaggregation allowed. When RIPE allocates a /32 to a LIR and LIR has to deaggregate it for some reason, because he cannot get a second /32, he should be able to use (eg.) 4 bits for deaggreation. I don't want to see a /48 where RIPE allocates only /32 prefixes, but I would accept prefixes up to a /36. [1] http://www.space.net/~gert/RIPE/ipv6-filters.html Regards, Christian Seitz

Re: ALTDB Problems

On Tue, Oct 27, 2009 at 11:21 AM, Steve Rubin wrote: > > ALTDB is free and you get what you pay for. > > However. Donations to http://www.nanog.org/scholarships/abha.php would > probably get requests done a lot faster. > > > -- > Steve Rubin/ AE6CH / http://www.altdb.net/ > E

Re: Anyone notice strange announcements for 174.128.31.0/24

> > ] part of the experiment is to measure the difference between the amount > ] of nanog mail lorenzo drew in 2005 by pre-announcing with the amount we > ] get in 2009 while not pre-announcing. :) > > This statement is an admission that he set out to annoy people, > annoy them enough they would

RE: Gmail down?

updates as we have them. We apologize for any inconvenience that this has caused. Christian Schmuck Data Center and Systems Administrator Adobe Systems Software Ireland Ltd. 4 - 6 Riverwalk Citywest Business Campus Saggart, D24 Ireland +353 1 242 6781 86781 (Internal) christ...@adobe.com Ado

Re: SNMP and syslog forwarders

you can easily configure syslog-ng for forwarding/relaying syslog msgs to another box On Wed, Mar 4, 2009 at 1:51 AM, Sam Stickland wrote: > Hi, > > It's looking like running all of our traps and syslog through a couple of > relay devices (and then onwards to the various NMS's) would be quite a w

Re: AS path weirdness

a private asn in (parentheses) indicates a bgp confederation, i would tend to think that there is some sort of mis-config or software bug in one of the routers in that path thats leaking it On Sun, Mar 22, 2009 at 7:51 AM, Jason Lewis wrote: > I was under the impression that MRT only used bracket

Re: attacks on MPLS?

They presented on the same topic at shmoocon, not sure if the info is any more updated for BH EUROPE, but here is the pres they did in Feb09 http://www.shmoocon.org/slides/rey_mende_all_your_packets_v05.pdf On Thu, Apr 9, 2009 at 10:15 AM, Hector Herrera wrote: > On Thu, Apr 9, 2009 at 9:56 AM

Re: Fiber cut in SF area

Monterey Highway I think On Thu, Apr 9, 2009 at 11:11 AM, Mike Lyon wrote: > Anyone know where the actual cut is? > > On 4/9/09, David W. Hankins wrote: > > On Thu, Apr 09, 2009 at 08:14:15AM -0700, Craig Holland wrote: > >> Just dropping a note that there is a fiber cut in the SF area (I have

Re: attacks on MPLS?

oh and heres the vid so you can see the demos http://www.shmoocon.org/2009/videos/AllYourPackets-Rey.m4v On Thu, Apr 9, 2009 at 11:28 AM, Christian Koch wrote: > They presented on the same topic at shmoocon, not sure if the info is any > more updated for BH EUROPE, but here is the pre

Re: Fiber cut in SF area

nice article on bitgravity blog regarding the cuts.. http://sandbox.bitgravity.com/blog/2009/04/09/destroy-the-internet-with-a-hacksaw/ On Thu, Apr 9, 2009 at 11:22 AM, Charles Wyble wrote: > > > Ravi Pina wrote: > >> News coverage: >> >> http://cow.org/r/?5459 >> http://cow.org/r/?545a >> >>

Re: DNS issues?

To Vladis' point, how do you know that you couldn't reach the roots vs the roots not being able to reach you? -- Sent from my BlackBerry. -Original Message- From: "Erik Amundson" <[EMAIL PROTECTED]> Date: Fri, 20 Jul 2007 14:39:37 Cc: Subject: RE: DNS issues? I also have UUNET

SBC Issues/Contact?

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

equest timed out. 25 *** Request timed out. 26 *** Request timed out. 27 *** Request timed out. 28 *** Request timed out. 29 *** Request timed out. 30 *** Request timed out. Re

RE: SBC Issues/Contact?

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

RE: SBC Issues/Contact?

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

RE: SBC Issues/Contact?

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&quo

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

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: Comcast peering contacts

Manolo - peeringdb.com is the site you're looking for Sent via Blackberry Wireless Handheld -Original Message- From: manolo <[EMAIL PROTECTED]> To: [EMAIL PROTECTED] <[EMAIL PROTECTED]> Sent: Sat Jun 07 16:40:24 2008 Subject: Comcast peering contacts All, I have misplaced the websit

Re: Cable Colors

i guess thats what having a good data center manager is all about - being prepared and keeping things uniform and to a standard they define... On Mon, Jun 16, 2008 at 10:15 PM, Michael Smith <[EMAIL PROTECTED]> wrote: > Hi Joe: > > > > Hello Newbie here (hopefully I have the correct list), > > >

Elanti Inteligent Routing..

anyone with firsthand operational experience with this? pro's, con's? feedback? ck

RE: Replacement for Avaya CNA/RouteScience

what does vyatta have to do with route intelligence/optimization? vyatta is just a router.. -c -Original Message- From: Michienne Dixon [mailto:[EMAIL PROTECTED] Sent: Thu 07/03/08 10:36 AM To: nanog@nanog.org Subject: RE: Replacement for Avaya CNA/RouteScience Have you considered an

Re: Replacement for Avaya CNA/RouteScience

ne of the more fun parts of engineering.. -christian On Thu, Jul 3, 2008 at 12:50 PM, Robert E. Seastrom <[EMAIL PROTECTED]> wrote: > > Eric Van Tol <[EMAIL PROTECTED]> writes: > > > I'd like to hire that engineer, please. Can you send me his r

Re: Replacement for Avaya CNA/RouteScience

rovider so they don't have to waste money on highly skilled engineers? maybe i am just thinking "inside" the box at the moment, from an engineers view..if so my apologies for steering off course -christian On Thu, Jul 3, 2008 at 4:51 PM, Eric Van Tol <[EMAIL PROTECTED]> wrote: &

Re: Multiple DNS implementations vulnerable to cache poisoning

ol, where you can see if your >> DNS server is vulnerable. >> >> -- >> In April 1951, Galaxy published C.M. Kornbluth's "The Marching Morons". >> The intervening years have proven Kornbluth right. >> --Valdis Kletnieks >> > > > -- ^christian$

Re: Cogent problems in Chicago area?

...what did big 'ol 174 say? On Thu, Jul 10, 2008 at 12:31 PM, Brandon Galbraith < [EMAIL PROTECTED]> wrote: > Is anyone seeing Cogent issues in the Chicago area? We have several racks > with them, and our connectivity just dropped off. > > -brandon > -- ^christian$

Re: AS 54271

696 20922 54271 i >>> *> 89.148.78.0/23 38.101.161.1166991 0 174 3549 >>> 3549 3549 12301 8696 20922 54271 i >>> *> 89.148.82.0/23 38.101.161.1166991 0 174 3549 >>> 3549 3549 12301 8696 20922 54271 i >>> *> 89.148.96.0/23 38.101.161.1166991 0 174 3549 >>> 3549 3549 12301 8696 20922 54271 i >>> *> 89.148.99.0/24 38.101.161.1166991 0 174 3549 >>> 3549 3549 12301 8696 20922 54271 i >>> >>> This ASN has not been assigned to any RIR. Is this a bogon, or does >>> anyone know of a legitimate reason for this ? >>> >>> Regards >>> Marshall >>> >>> >> >> > > -- ^christian$

Re: SANS: DNS Bug Now Public?

matasano blogged about it cache of the original post here.. http://beezari.livejournal.com/ matasano apologizes here http://www.matasano.com/log/1105/regarding-the-post-on-chargen-earlier-today/ dan posts (13 - 0) 13 days left to blackhat opposed to the 0 days since the details were discussed

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