Re: BGP FlowSpec

Hi Amplification attacks and syn floods are just touching the surface of ddos attack vectors.  You should look into some industry reports: Here are a couple examples to get you started. https://www.radware.com/ert-report-2015/ http://www.verizonenterprise.com/verizon-insights-lab/dbir/2016/

Re: Akamai - Timouts (TCP Stalls) at the SIX

On Tue, Feb 1, 2011 at 10:35 AM, Wade Peacock wrote: > We've opened tickets with our upstream and Akamai, but we are curious if > others are experiencing the same issues. > Confirmed. We also peer with them at the SIX and have seen issues since Friday. > >

Re: Outsourcing DDOS

Good points Steven. I'd suggest a deep dive on the technologies implemented by the vendor today as times and attack methods have evolved. Many attacks today are not Volumetric or easily detected or mitigated by traditional methods. Stefan Fouant wrote: >Although a bit dated, I did a pretty ex

Re: First real-world SCADA attack in US

Like any of the decades largest breaches this could have been avoided by following BCP's. In addition SCADA networks are easily protected via behavioral and signature based security technologies. Steven Bellovin wrote: > >On Nov 22, 2011, at 8:08 58PM, Steven Bellovin wrote: > >> >> On Nov

Re: box against dos/ddos

Agreed, my shortlist for evaluation would include Arbor, Radware and Genie NRM. New players to the market include just about every IPS and application load balancing solution out there. -- From: "Suresh Ramasubramanian" Sent: Thursday, Januar

Re: DNS Attacks

I agree with Roland on the firewall placement. I add that the attack would have likely succeeded to exhaust the servers. There is alot of recent ddos activity on DNS with what looks like legitimate queries. You should also look at some DOS/ application level protections; Radware and Arbor to

Re: UDP port 80 DDoS attack

The point is well taken that cloud scrubbing can be an essential component of mitigating a volumetric flood. However, it is important to note that DDOS attacks do not only consist of volumetric floods. Current attacks often incorporate a multi-vectored attack campaign including a combination

Re: Switch designed for mirroring tap ports

NetOptics has some very nice gear ; take a look at the Director series with aggregation, load balancing and filtering based on physical port, ip, protocol, etc. Dennis -- From: "Chris Mills" Sent: Thursday, March 01, 2012 7:03 AM

Re: Penetration Test Assistance

) and slow and low attacks. Best of Luck, Dennis -- From: "Baklarz, Ron" Sent: Tuesday, June 05, 2012 12:41 PM To: "Green, Timothy" Cc: Subject: RE: Penetration Test Assistance Not discounting the need for network

Re: job screening question

On Thu, Jul 5, 2012 at 10:02 AM, William Herrin wrote: > Hi folks, > > I gave my HR folks a screening question to ask candidates for an IP > expert position. I've gotten some "unexpected" answers, so I want to > do a sanity check and make sure I'm not asking something unreasonable. > And by "unex

Re: Ransom DDoS attack - need help!

Many online business have learned how to deal with these threats.  Just recently Protonmail hit the news and found out the hard way whether to pay or NOT.  Have a quick read at the log of events for yourself. http://arstechnica.com/security/2015/11/how-extorted-e-mail-provider-got-back-onl

Re: Staring Down the Armada Collective

I agree Protonmail took a stance and believe many others can learn from their experience. But let's not over simplify the problem. According to their blogs the attacks were over 100G and went on for hours at a time over several days.   Attacks can go on for days and months.  Protonmail fou

Re: Radware vs Arbor

Surely both vendors have gear in many of the Tier1 carriers whether it be for layered security or dual vendor approach. When it comes down to deciding between the two you need to consider the deployment models and techniques in use. These two vendors strong points are in two separate areas.

Re: Facebook Issues/Outage in Southeast?

It's up in the PNW for me. Then again we peer with them at the six...

AT&T Fiber Line / NOT MIS

I have a ATT fiber line for a customer that has a 300/300 circuit, but its not a MIS they are telling me we cannot route a /26 (they have allocated) to my device behind it. ☹ Any options? [LTI-Full_175px] Dennis Burgess Mikrotik : Trainer, Network Associate, Routing Engineer, Wireless

RE: AT&T Fiber Line / NOT MIS

Guess their broadband stuff☹ [LTI-Full_175px] Dennis Burgess Author of "Learn RouterOS- Second Edition” Link Technologies, Inc -- Mikrotik & WISP Support Services Office: 314-735-0270 Website: http://www.linktechs.net<http://www.linktechs.net/> Create Wireless

Re: AT&T Fiber Line / NOT MIS

Ya not wishing to do NAT... Sent from mobile device.. From: Alex Conner Sent: Thursday, June 10, 2021 1:49:27 PM To: TJ Trout Cc: Dennis Burgess ; nanog@nanog.org Subject: Re: AT&T Fiber Line / NOT MIS Bonus points, the small business fiber has extre

RE: AT&T Fiber Line / NOT MIS

Called Cascaded Router configuration on The POS router they gave .. their support and their support “Supervisor” could not make it work. I just did .. FUN. [LTI-Full_175px] Dennis Burgess, Mikrotik Certified Trainer MTCNA, MTCRE, MTCWE, MTCTCE, MTCINE, MTCSE, HE IPv6 Sage, Cambium ePMP

DDoS Attacks targeting VPN/IPSEC endpoints

Any one else seeing this? Hearing some isolated events across different industry segments. If you are, can you provide any TTPs?

Re: What do you think about this airline vs 5G brouhaha?

comes along? A new WiFi standard is implemented? Any other unforeseen future wired/wireless technologies? Or perhaps cell phones should go back to Morse Code for aviation's sake? 🤷‍♂️️ -- Dennis Glatting Numbers Skeptic

Re: What do you think about this airline vs 5G brouhaha?

> minutes of flight. > > So the REST of the world got c-band right the US not so much > > > > On Wed, Jan 19, 2022 at 10:59 AM Dennis Glatting wrote: > > On Tue, 2022-01-18 at 12:29 -0800, Michael Thomas wrote: > > > > > > I really don't know anyt

Re: Starlink terminals deployed in Ukraine

elay > > > > > satellite-to-satellite until a path to an Internet-connected > > > > > earth > > > > > station is in reach. > > > > > > > > > >  From the linked article: > > > > > > > > > > "Musk has previously stressed Starlink’s flexibility of > > > > > Starlink in > > > > > providing internet service. In September, Musk talked about > > > > > how the > > > > > company would use links between the satellites to create a > > > > > network that > > > > > could provide service even in countries that prohibit SpaceX > > > > > from > > > > > installing ground infrastructure for distribution. > > > > > > > > > > As for government regulators who want to block Starlink from > > > > > using that > > > > > capability, Musk had a simple answer. > > > > > > > > > > “They can shake their fist at the sky,” Musk said." > > > > > -- Dennis Glatting Numbers Skeptic

RE: WISPA (was Making Use of 240/4 NetBlock)

Let me know where and when 😊 Dennis Burgess Author of "Learn RouterOS- Second Edition” Link Technologies, Inc -- Mikrotik & WISP Support Services Office: 314-735-0270  Website: http://www.linktechs.net Create Wireless Coverage’s with www.towercoverage.com Need MikroTik Cloud M

ATT SWIP

Looking for someone within the ATT org that can SWIP some of their IPs to an ISP. Currently we are not getting responses from ipapplicat...@att.com<mailto:ipapplicat...@att.com>. Please feel free to contact me off-list 😊 [LTI-Full_175px] Dennis Burgess Mikrotik : Trainer, N

cogent - Sales practices

; [LTI-Full_175px] Dennis Burgess Mikrotik : Trainer, Network Associate, Routing Engineer, Wireless Engineer, Traffic Control Engineer, Inter-Networking Engineer, Security Engineer, Enterprise Wireless Engineer Hurricane Electric: IPv6 Sage Level Cambium: ePMP Author of "Learn RouterOS-

Re: Article: DoD, DoJ press FCC for industry-wide BGP security standard

Way overdue! In the last 4 weeks, I've had at least 20 diff conversations with FSI Network operators re: BGP hijacking, how to detect and in the future, mitigate with higher levels of success. Come on BGP RPKI/ROA adaption. I found the easiest way is via ISP pressure to implement dropping invalid r

equifax technical contact

If a Equifax.com tech/engineer can contact me off-list that would be great, or if someone has a number/email that would be great as well .. Thanx in advance. [LTI-Full_175px] Dennis Burgess Mikrotik : Trainer, Network Associate, Routing Engineer, Wireless Engineer, Traffic Control Engineer

RE: 1.1.1.1 support?

on it! Dennis Burgess, Mikrotik Certified Trainer MTCNA, MTCRE, MTCWE, MTCTCE, MTCINE, MTCSE, HE IPv6 Sage, Cambium ePMP Certified Author of "Learn RouterOS- Second Edition” Link Technologies, Inc -- Mikrotik & WISP Support Services Office: 314-735-0270  Website: http://www.linktechs.net Ne

Spectrum Engineer

Can someone from spectrum give me a call or shoot me a email. We have a customer that is hard down, BGP is up, we are advertising the prefix to you but its not making its way out on the public internet. [LTI-Full_175px] Dennis Burgess Mikrotik : Trainer, Network Associate, Routing Engineer

Re: BGP router question

Data-sheet appear to say the following: - Routing entries: 128000 So No. You will not be able to fit a full table. —Dennis On Thu, Aug 8, 2019 at 17:39 Art Stephens wrote: > Hope this is not too off topic but can any one advise if a Dell S4048-ON > can support full ebgp

Re: sfps from fs dot com

Had some issues in the past with Juniper-coded LR4 with sporadic disconnections. Apart from those I don’t have any complaints beyond the odd DOA. —Dennis On Fri, Sep 20, 2019 at 08:32 Nicholas Warren wrote: > Anyone have experience with fs.com's lasers? Are they reliable? >

Re: "Using Cloud Resources to Dramatically Improve Internet Routing"

Feel that this is more down the line of RFC 7511, no? ;-) —Dennis On Tue, Oct 8, 2019 at 07:25 J. Hellenthal via NANOG wrote: > See RFC 1149 & 2549 > > ;-) > > -- > J. Hellenthal > > The fact that there's a highway to Hell but only a stairway to Heaven says

Re: DSLAMs

Found this one: ftp://ftp2.dlink.com/SUPPORT/End_of_Life_Product_List_091519.pdf Stating EOL 2015-04-14 for HW revision A1. —Dennis On Tue, Dec 31, 2019 at 10:27 Nick Edwards wrote: > Howdy y'all > > Chasing some info, does dlink still sell DAS4672 - 672 port adsl2+ dslams? &g

Re: ServiceFinder: Ärendenummer 185600

Hej. Kan ni vänligen avregistrera i...@servicefinder.com på nanog@nanog.org mailing-listan? I skrivande stund får alla dom postar till denna lista detta svar tillbaka vilket är lite irriterande. Mvh. —Dennis Lundström On Tue, Dec 31, 2019 at 12:33 NANOG wrote

Re: ServiceFinder: Ärendenummer 185392

Contacted servicefinder, describing the problem in Swedish, kindly asking them to unsubscribe. Best regards. —Dennis On Sun, Dec 29, 2019 at 17:24 J. Hellenthal via NANOG wrote: > Well if that ain’t just plain spam I don’t know what is! > > -- > J. Hellenthal > > The f

RE: ISP License in the USA?

I would suggest getting a new consultant .. :) Possible Acronyms College of Arts and Letters (Missouri State University; Springfield, MO) Cartridge Overall Length (shooting) Client Object Access Layer Circle of Acro Lovers Columbus Ohio Area Local Consolidated Operational Activities Lis

craigslist.com admin

Looking for a craigslist.com admin to connect with offlist about a block :) [DennisBurgessSignature] www.linktechs.net - 314-735-0270 x103 - dmburg...@linktechs.net

CenturyLink Executive

I have been working on a circuit outage since Monday morning, my tickets are closed, can't get ahold of anyone, no phone calls, problem not resolved, anyone from CenturyLink Executive Team could give me a call or e-mail to see if we can get these issues solved. [DennisBurgessSignature] www.link

Arbor Reports 540Gbps "Sustained" Attack

https://www.arbornetworks.com/blog/asert/rio-olympics-take-gold-540gbsec-sustained-ddos-attacks/ I've used SP Peakflow before and I have my opinions. With all the intelligence out there about DDoS attacks, DDoS attackers, DDoS tools and techniques this article leaves me with ton's of questions. I

RE: BGP Battleships

://forum.mikrotik.com/viewtopic.php?f=21&t=134776&p=663825#p663825 Dennis Burgess, MikroTik Certified Trainer -Original Message- From: NANOG On Behalf Of Mark Tinka Sent: Thursday, May 24, 2018 3:44 AM To: sur...@mauigateway.com; nanog@nanog.org Subject: Re: BGP Battleships So the moral of t

Re: Oct. 3, 2018 EAS Presidential Alert test

+1 Dennis S > On Oct 3, 2018, at 4:25 PM, Chris J. Ruschmann wrote: > > Can we stop spamming this list? > > I don’t care if you received the alert or not. Contact the FCC or the > whitehouse. > > -Original Message- > From: NANOG On Behalf Of Kain, Re

Ford.com network admin

I have a specific subnet of users that are getting denied access to even get to the login page at https://login.ford.com. Looking for someone to contact me offlist about this issue please [LTI-Full_175px] Dennis Burgess Mikrotik : Trainer, Network Associate, Routing Engineer, Wireless

RE: Ford.com network admin

That is what is not working. If I go to the link from this specific prefix, it does not work, and I get the error I sent Becki. 😊 From: Brandon Jackson Sent: Monday, October 30, 2023 12:01 PM To: Kain, Becki (.) Cc: Dennis Burgess ; NANOG list Subject: Re: Ford.com network admin I get

Help with Frontier circuits AS5650

, no one is picking up. [LTI-Full_175px] Dennis Burgess Mikrotik : Trainer, Network Associate, Routing Engineer, Wireless Engineer, Traffic Control Engineer, Inter-Networking Engineer, Security Engineer, Enterprise Wireless Engineer Hurricane Electric: IPv6 Sage Level Cambium: ePMP Author of

Re: google ipv6 routes via cogent

net. Does anyone actually use that? best, dennis Dennis Bohn Manager of Network and Systems (ret) Adelphi University b...@adelphi.edu On Thu, Mar 2, 2017 at 12:20 PM, Baldur Norddahl wrote: > Shouldn't that be 2000::/3 ? > > Den 2. mar. 2017 17.06 skrev "Aaron Gould" : >

RE: WEBINAR TUESDAY: Can We Make IPv4 Great Again?

Well try to get ATT to announce IPv6 though our AS! Lol Been on the phone with the for over a month. Still no ETA :( Dennis Burgess - Network Solution Engineer - Consultant MikroTik Certified Trainer/Consultant - MTCNA, MTCRE, MTCWE, MTCTCE, MTCINE For Wireless Hardware/Routers visit

Re: WEBINAR TUESDAY: Can We Make IPv4 Great Again?

ed into V6. The only thing I found was that it enabled interfaces on point to point links to be unaddressed in V6. (To save address space!??) Can anyone point me in a direction to understand the reasoning for link local addressing? dennis

ATT Support

I am looking to talk to ATT MIS support, someone that can actually look at stuff. :( Please e-mail me off-list. Going in circles with their normal support Dennis Burgess - Network Solution Engineer - Consultant MikroTik Certified Trainer/Consultant<http://www.linktechs.net/productc

mailchimp contact

Would a MailChimp contact pelase hit me off-list :) Dennis Burgess - Network Solution Engineer - Consultant MikroTik Certified Trainer/Consultant<http://www.linktechs.net/productcart/pc/viewcontent.asp?idpage=5> - MTCNA, MTCRE, MTCWE, MTCTCE, MTCINE For Wireless Hardware/Routers

COX contact

Can I get a network engineer from COX to give me a call or email me please :) I have a routing issue that I need taken a look at.. Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition" Link Technologies, Inc -- Mikrotik & WISP Support Services O

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

Agreed there, very nice.Thanks. --- Dennis Burgess, Mikrotik Certified Trainer Link Technologies, Inc -- Mikrotik & WISP Support Services Office: 314-735-0270 Website: http://www.linktechs.net LIVE On-Line Mikrotik Training - Au

BGP peer traffic monitoring

I have a router with about 20 peers, most are all on a single port (local exchange), how is everyone monitoring traffic to individual peers? Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition <http://www.wlan1.com/product_p/mikrotik%20book-2.htm&g

Re: AT&T / Verizon DNS Flush?

The default TTL should be 300 secs, esp with everyone switching A records to cloud providers, imho. That way, who ever is the SOA and the zone master, can update it based on design scale or sla of that provider. DNS needs a protocol refresh anyways. Dennis B. On Apr 16, 2014 7:30 PM, "

L3/HE/Inbound Pathing Question

d then to my customer. Any thoughts on how to get around this, and still have some kind of route in the blended provider for failover?Off list is fine.. Thanks in advance. Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition <http://www.wlan1

Listing or google map of peering exchange

Looking for a good listing of US/Canada peering exchange, similar to Torx in Toronto..Google map listing would be nice J Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition <http://www.wlan1.com/product_p/mikrotik%20book-2.htm> " Link T

RE: OT: Sign of the Coming Apocalypse

Mine got delivered to my office yesterday! :) Dennis Burgess, Mikrotik Certified Trainer Link Technologies, Inc -- Mikrotik & WISP Support Services Office: 314-735-0270 Website: http://www.linktechs.net LIVE On-Line Mikrotik Training - Author of "Learn RouterOS" >

RE: [outages] Several IPv6 sites down?

134 ms 134 ms 2620:100:e000:::e 9 134 ms 134 ms 136 ms 2620:100:e000:::29 1086 ms88 ms87 ms 2620:100:e000::8001 ------- Dennis Burgess, Mikrotik Certified Trainer Link Technologies, Inc -- Mikrotik &

RE: Cogent --> Google Public DNS routing issue

reachable. Trace complete. ------- Dennis Burgess, Mikrotik Certified Trainer Link Technologies, Inc -- Mikrotik & WISP Support Services Office: 314-735-0270 Website: http://www.linktechs.net LIVE On-Line Mikrotik Training - Author of &q

[no subject]

Outgoing SMTP Servers

SMTP connections at the same time. But if the ISP has their own mail servers, and users wish to relay though them, we basically tell them to use their mail server that they contract with. What is the best practice? --- Dennis Burgess

RE: Outgoing SMTP Servers

> > On Oct 24, 2011, at 9:29 PM, Dennis Burgess wrote: > > > I am curious about what network operators are doing with outbound SMTP > > traffic. In the past few weeks we have ran into over 10 providers, > > mostly local providers, which block outbound SMTP and

RE: Outgoing SMTP Servers

> > I'm curious how a traveller is supposed to get SMTP relay service when, well, > travelling. I am not really sure if I want a VPN for sending a simple email. > > And I can understand (although I am not convinced that doing so is such a > great idea) blocking 25/tcp outgoing, as most botnets w

RE: Firewalls - Ease of Use and Maintenance?

Another alternative is RouterOS/MikroTik. Plenty of high end solutions and low end. --- Dennis Burgess, Mikrotik Certified Trainer Link Technologies, Inc -- Mikrotik & WISP Support Services Office: 314-735-0270 Website:

RE: Any recommended router. They are reliable and have good support.

. --- Dennis Burgess, Mikrotik Certified Trainer Link Technologies, Inc -- Mikrotik & WISP Support Services Office: 314-735-0270 Website: http://www.linktechs.net LIVE On-Line Mikrotik Training - Author of "Learn RouterOS" > -Original Message- > F

Re: DDOS hardware appliances for network security - Arbor Pravail APS vs nsFocus ADS 6020 - Reviews - Feedback

Checkout Radware Defense Pro. It offers some very innovative approaches to network and application attack mitigation. I particularly like the NBA and real time signatures. James Braunegg wrote: >Dear Nanog > > > >I would like to start a discussion on network security DDOS hardware >appl

RE: www.eftps.gov contact

I tried to this a month ago, no luck :( i.e. nothing back from them, just goes into no answer e-mail space! Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition"  Link Technologies, Inc -- Mikrotik & WISP Sup

GEOip location issue

Got a new block from ARIN, no location found on it, so yahoo etc defaults to netherlands looks like. Anyone have the proper method to go about fixing things like this one? Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition <http://www.wlan1.com/p

RE: Speedtest Results speedtest.net vs Mikrotik bandwidth test

a MT test at 20 streams would. Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition"  Link Technologies, Inc -- Mikrotik & WISP Support Services 

RE: Overall Netflix bandwidth usage numbers on a network?

Same here. --- Dennis Burgess, Mikrotik Certified Trainer Link Technologies, Inc -- Mikrotik & WISP Support Services Office: 314-735-0270 Website: http://www.linktechs.net LIVE On-Line Mikrotik Training - Author of "Learn

Telus Wholesale NOC NUmber

Anyone got a number to Telus Wholesale? Got an issue with an PPPoE over L2TP setup. Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition <http://www.wlan1.com/product_p/mikrotik%20book-2.htm> " Link Technologies, Inc -- Mikrotik & W

[SPAM]BGP Issue with L3?

this path ? Thoughts suggestions? Dennis Paths: (3 available, best #3) 23077 174 7843 11427 16843, (received-only) AS-path translation: { SUNCOM COGENT ADELPHIA SCRR-11427 NORTHEAST-COMNET } WIRELESS-ME.car1.Houston1 from WIRELESS-ME.car1.Houston1 (8.24.196.1) Origin IGP, loc

Level3 BGP Issue

I have a prefix that is having an issue with BGP, its all inside of L3If there is someone that would be willing to assist with L3, shoot me a e-mail offlist J Dennis Burgess,

Rogers Contact ? Offlist please?

Region, Owen Sound, any technical contact for help with a fiber connection with slow/bursty uploads. ? Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition <http://www.wlan1.com/product_p/mikrotik%20book-2.htm> " Link Technologies, Inc --

Rogers.ca fiber contact

Have a fiber circuit that is getting inconsistent speeds to the net L Need an IPERF test on rogers network to verify bandwidth. Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition <http://www.wlan1.com/product_p/mikrotik%20book-2.htm> " L

ATT Contact Needed

we are on the phone now trying to get them to do ANYTHING L ATT Ticket 160488513 Dennis Burgess,

Re: How our young colleagues are being educated....

switching. It was fun being able to let them in on some real world things, like say the sinking feeling of making a change in a network and then the phone starts ringing off the hook :-)Unfortunately, this was likely a one-time deal that the students got to really learn a couple of things ab

Windstream BGP admin

Got a change in windtream routing, massively down since the 23rd out of denver, any Windstream admin want to shoot me a e-mail and talk J Thanks, www.linktechs.net - 314-735-0270 - dmburg...@linktechs.net

Verizion FiOS

Got a customer that needs a /25 block routed to him, was approved for "125" IPs, but they refuse to route a block to the customer. Any assistance, please hit me off-list, dmburg...@linktechs.net Thanks, www.linktechs.net - 314-735-0270 - dmburg...@linktechs.net

RE: Verizion FiOS

Yep, what we found. The customer is going to have to look elsewhere for their 500meg L Just won’t work for what they are doing.. TWC even will route them block L Dennis Burgess, Link Technologies, Inc. 314-735-0270 From: Dave Temkin [mailto:d...@temk.in] Sent: Saturday, January 24

Re: Recommended wireless AP for 400 users office

We are substantially larger and use Aruba, but I am wondering why no one has mentioned Meraki (now cisco-meraki). We tried one of their give-away aps and it seemed fine, with the 'cloud management.' I am not advocating Meraki, just curious. best, Dennis Bohn Manager of Network a

Zayo Contact

I have a customer with a fiber outage with some Zayo IPs, Zayo is adverting the /24, would love to have someone contact me from zayo; as we need that advertisement turned off so we can get inbound though another provider until the fiber is fixed.:( Thanks, [DennisBurgessSignature] www.linktech

Roku Admin

Can a Roku admin hit me off list please :) Thanks, [DennisBurgessSignature] www.linktechs.net - 314-735-0270 x103 - dmburg...@linktechs.net

IPligence?

Anyone have a contact for Ipligence, looks like a company out of Spain that does geoip database work. They have some issues with their database, and can't find a way to get in contact with them. They don't answer their support e-mails. Thanks, [DennisBurgessSignature] www.linktechs.net

Cogent - Google - HE Fun

I just noticed that I am NOT getting IPV6 Google prefixes though Cogent at all. I was told google pulled all of their peering with Cogent? If I bring up a SIT tunnel with HE, I get the prefixes but at horrible speed and latency .. anyone else? [DennisBurgessSignature] www.linktechs.net

RE: AW: Cogent - Google - HE Fun

al Message- From: Jon Lewis [mailto:jle...@lewis.org] Sent: Wednesday, March 9, 2016 11:26 AM To: Jürgen Jaritsch Cc: Dennis Burgess ; North American Network Operators' Group Subject: Re: AW: Cogent - Google - HE Fun In other words, GOOG is playing peering chicken with Cogent for IPv6. I&#

RE: Cogent - Google - HE Fun

In the end, google has made a choice. I think these kinds of choices will delay IPv6 adoption. -Original Message- From: Damien Burke [mailto:dam...@supremebytes.com] Sent: Friday, March 11, 2016 2:51 PM To: Mark Tinka ; Owen DeLong ; Dennis Burgess Cc: North American Network

Re: Cogent - Google - HE Fun

ugh Zayo transit. One of these prefixes > doesn’t advertise in Google’s direct peering session (at least not in mine, > but HE picks it up via Zayo and Cogent picks it up via Zayo). > >> > >> All of these are /48 subnets of their greater 2620:f8b0::/32 prefix, > which does s

Re: Cogent - Google - HE Fun

On Mar 16, 2016 10:06 AM, "Christopher Morrow" wrote: > > On Wed, Mar 16, 2016 at 9:56 AM, Dennis Bohn wrote: > > So if someone (say an eyeball network) was putting out a RFQ for a gig say > > of upstream cxn and wanted to spec full reachability to the full V6 net, &g

Re: GRE performance over the Internet - DDoS cloud mitigation

Depends on what performance considerations you are trying to address, technically. The question is how can we guarantee the GRE/BGP performance (control traffic) during the time between detection and mitigation? GRE decapsulation? IE: Hardware vs Software? Routing of the Protocol over the interne

Re: GRE performance over the Internet - DDoS cloud mitigation

which deems wide opinion. Specifically, use-cases about how to apply defense in depth logically in the DC vs Hybrid vs Pure Cloud. Good topic, already some back-chatter personal opinions from Nanog lurkers! Regards, Dennis B. On Tue, Jun 30, 2015 at 2:45 PM, Roland Dobbins wrote: > > On

Re: GRE performance over the Internet - DDoS cloud mitigation

when under load? > > > I typically protect the BGP session by policing all traffic being > delivered to the remote end except for BGP. Using this posture, my BGP > session over GRE are stable; even under attack. > > Kenneth > > On Jun 30, 2015, at 01:37 PM, Dennis B wrot

RE: Hotels/Airports with IPv6

Most hotels etc, are perfectly happy doing NAT. Dennis Burgess, CTO, Link Technologies, Inc. den...@linktechs.net – 314-735-0270 – www.linktechs.net -Original Message- From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Oliver O'Boyle Sent: Thursday, July 09, 2015 10:20

Re: NANOG Digest, Vol 90, Issue 1

ho you are talking too. Trust me when I tell you, I know the organization VERY WELL from the other competitor you are looking at and i will offer you my candid opinion of them, if you'd like. My friend runs their SOC over there, an old colleague of mine from when i was in the SOC blocking at

RE: Mechanics of CALEA taps

st is completed would work due to the amount of hardware that x company would have to put out. Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition"  Link Technologies, Inc -- Mikrotik & WI

Single AS multiple Dirverse Providers

our own AS? What is the "best practice" in this case? Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition <http://www.wlan1.com/product_p/mikrotik%20book-2.htm> " Link Technologies, Inc -- Mikrotik & WISP Support Services Office

RE: Single AS multiple Dirverse Providers

they should only receive that block from our peer with them, vs. receiving those from the "net" Recently, they fixed their filters on their peers and we have now received the /24s in question. Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS-

RE: Cogent multi-hop BGP

depends on the site. in st. louis, we connect to their only router, direct peering, no a/b/ stuff, if you are in a colo that they have several access routers as well, then you will typically do the a/b. Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Ed

rogers.ca contact

ld be considered route hijacking and they would turn OFF the IPs though their network? Off-list is fine ! Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition <http://www.wlan1.com/product_p/mikrotik%20book-2.htm> " Link Technologies, I

RE: wireless ISP in Santa Fe

You can hit http://www.towercoverage.com and click on north American map to see what may be in that area... contact numbers and e-mail addresses are provided. Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition" 

[SPAM]RE: [SPAM]Re: Mikrotik Cloud Core Router and BGP real life experiences?

em in price, and add two or more to get your redundancy. Dennis Burgess, Mikrotik Certified Trainer Author of "Learn RouterOS- Second Edition"  Link Technologies, Inc -- Mikrotik & WI

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