Thus spake Mike Hammett (na...@ics-il.net) on Wed, Oct 14, 2020 at 12:36:39PM
-0500:
>
> Are any legitimate beefs with Cogent limited to their IP policies, BGP
> session charges, and peering disputes? Meaning, would using them for layer 2
> be reasonable?
Be sure to ask if your circuit will f
You may also find that 100G PAM4 could work. There are some vendors that
sell the optic, and an outboard EDFA + DCF pizza box.
Dale
Thus spake Tarko Tikan (ta...@lanparty.ee) on Fri, Oct 30, 2020 at 04:25:58PM
+0200:
> hey,
>
> > I need to push 100G over 100 km of dark fiber. Since there are
Thus spake Matt Harris (m...@netfire.net) on Thu, Mar 11, 2021 at 05:06:46AM
-0600:
>
> There are plenty of effective options besides environmentally-destructive
> Halon, dangerous-to-equipment water sprinkler, or dangerous-to-personnel
> CO2 for fire suppression these days. Some of the most comm
Are your links or hosts limited in some way or broadcast domains
of some unreasonable size? Most of the competent switching or
managed wireless products will snoop or otherwise handle this
overhead in a sane manner. Otherwise this at best would seem to
be an over-optimization.
>From my days
Thus spake Chriztoffer Hansen (c...@ntrv.dk) on Wed, Aug 18, 2021 at 12:03:51PM
+0200:
> On Wed, 18 Aug 2021 at 11:33, Lars Prehn wrote:
> > I guess for long standing peers one could just eyeball it, e.g., current
> > prefix count + some safety margin. How does that work for new peers?
sadly, th
Thus spake Justin Wilson (Lists) (li...@mtin.net) on Fri, May 29, 2020 at
11:39:46AM -0400:
> One of the companies I work for recently had an issue with AS 2 (University
> of Delaware) hijacking a prefix. Due to Origin AS, good upstreams, and the
> like this has not really affected the traffic
Thus spake Edvinas Kairys (edvinas.em...@gmail.com) on Tue, Oct 26, 2021 at
10:11:14AM +0300:
>
> Also, about ROA expirations is it possible to configure an automatic ROA
> extension after it's expires ?
Well, you probably hit one of the next biggest operational issues,
so congrats ;-).
If y
Thus spake Sander Steffann (san...@steffann.nl) on Wed, Jan 12, 2022 at
06:21:25PM +0100:
> Hi,
>
> > No SRv6 is MPLS labeling where label is carried inside IP instead
> > before the IP header. Layering violation which increases complexity
> > and cost for no other purpose except dishonest market
Thus spake Drew Weaver (drew.wea...@thenap.com) on Mon, Apr 25, 2022 at
04:21:53PM +:
> Hello everyone,
>
> I've seen this a bit in the past with 1-2 routes, but today it's been
> happening basically all morning with several different routes.
>
> ROUTING-FIB-3-UPD_MSG_TOO_BIG
>
> I've chas
Thus spake Job Snijders (j...@ntt.net) on Wed, May 15, 2019 at 12:16:06PM +0200:
>
> I recognise the issue you describe, and I'd like to share with you that
> we're going down another road. Nowadays, RIPE NCC offers a streaming API
> ("RIS Live") which has the data needed to analyse and correlate
Thus spake Patrick W. Gilmore (patr...@ianai.net) on Sun, Sep 25, 2016 at
05:57:42PM -0400:
> On Sep 25, 2016, at 5:50 PM, ryan landry wrote:
> > On Sun, Sep 25, 2016 at 9:07 PM, Mark Andrews wrote:
>
> >> This is such a golden opportunity for each of you to find compromised
> >> hosts on your
Thus spake Mankamana Mishra (mankamis) via NANOG (nanog@nanog.org) on Wed, Aug
01, 2018 at 02:43:10AM +:
> other than billing problem, is there any other reasons why multicast would
> not be viable for public internet ?
Hi Mankamana,
You can find a reasonable overview here with respect to
Thus spake Christian Meutes (christ...@errxtx.net) on Fri, Dec 21, 2018 at
02:41:23PM +0100:
> Depending on your requirements and scale - but I read you want history -
> it's probably less a demand on CPU or network resources, but more on IOPS.
>
> If you cache all results before writing to disk,
Thus spake Delong.com via NANOG (nanog@nanog.org) on Tue, Oct 10, 2023 at
04:52:07PM -0700:
> However, IF YY is paying attention, and YY wants to advertise 2001:db8::/32
> as well as allow 2001:db8:8000::/36 and 2001:db8:f000::/36, I would expect AS
> YY would generate ROAs for
> 2001:db8:
Thus spake Delong.com (o...@delong.com) on Wed, Oct 11, 2023 at 12:44:35PM
-0700:
>
>
> > On Oct 11, 2023, at 11:50, Dale W. Carder wrote:
> >
> > Thus spake Delong.com via NANOG (nanog@nanog.org) on Tue, Oct 10, 2023 at
> > 04:52:07PM -0700:
> >> How
Thus spake Randy Bush (ra...@psg.com) on Thu, Oct 19, 2023 at 03:16:21PM -0700:
> > For legacy resource holders it is a problem but then it’s a
> > bureaucratic issue rather technical and technology has a solution
> > called SLURM.
>
> has arin not made it easier, lowering the legal insanity, for
Thus spake Tom Samplonius (t...@samplonius.org) on Thu, Nov 16, 2023 at
04:54:17PM -0800:
>
> In the world of IRR and RPKI, BGP route acceptance criteria is important to
> get right.
>
> DE-CIX has published a detailed flow chart documenting their acceptance
> criteria: https://www.de-cix
Thus spake Tom Samplonius (t...@samplonius.org) on Mon, Nov 20, 2023 at
07:02:52PM -0800:
> > On Nov 17, 2023, at 6:58 AM, Christopher Morrow
> > wrote:
> > IRR filters provide control over whom is provided reachability through
> > a particular peering/path.
>
> How does that work? IRR impor
Thus spake Mike Hammett (na...@ics-il.net) on Tue, Jan 02, 2024 at 05:02:22PM
-0600:
> While attempting to ascertain how big of switch buffers I needed in a 100G
> switch, I rediscovered this article where I first learned about switch
> buffers.
>
> https://fasterdata.es.net/network-tuning/rout
Traceroute or any other path diagnostics comes to mind.
Dale
Thus spake Tom Beecher (beec...@beecher.cc) on Thu, Jan 11, 2018 at 12:22:43PM
-0500:
> "Blockchain is great at proving chain of custody, but when do you need to do
> that in computer networking?"
>
> This is the most important quest
Thus spake Jack Carrozzo (j...@crepinc.com) on Wed, Jan 26, 2011 at 01:38:48PM
-0500:
> As I understand it, when a client requests a particular domain of yours and
> gets
> an A and an , the client will default to the (assuming it's on a v6
> network) and attempt to communicate as such.
Thus spake Leo Bicknell (bickn...@ufp.org) on Wed, Jan 26, 2011 at 10:55:26AM
-0800:
>
> The layer 3 part for you is really simple. Here's a deployment model we
> use a number of places. I'm going to assume you have a /48, from ARIN
> or your upstream.
>
> Lay out your networks as:
> :BB
Thus spake Randy McAnally (r...@fast-serv.com) on Wed, Jan 26, 2011 at
04:50:22PM -0500:
> On Wed, 26 Jan 2011 10:22:40 -0800, Charles N Wyble wrote
>
> > For the most part, I'm a data center/application
> > administrator/content provider kind of guy. As such, I want to
> > provide all my web c
Thus spake Ryan Shea (ryans...@google.com) on Thu, Feb 27, 2014 at 09:38:33AM
-0500:
>
> Now, I hand you the 'show run' output and ask you if version 77 of the vty
> config is on this device. Can you answer the question? Now I hand you the
> 'show run' from 10,000 more device configs - and 100 mo
Thus spake Keegan Holley (no.s...@comcast.net) on Fri, Feb 28, 2014 at
09:49:19AM -0500:
> I wasn’t saying just fix it. I was saying that router configs don’t lend
> well to versioning.
Um, what?
$> rlog r-cssc-b280c-1-core.conf | grep 'total revision'
total revisions: 2009; selected revisi
Thus spake Paul S. (cont...@winterei.se) on Wed, Apr 23, 2014 at 11:35:20PM
+0900:
> Am I the only one who thinks this 'clench' is rather absurd
> especially right after one company pretty much got 1/4th of all
> remaining address space when there's such an insane crunch looming?
Deck Chairs.
Da
Thus spake Leigh Porter (leigh.por...@ukbroadband.com) on Thu, Aug 18, 2011 at
11:47:19AM +:
>
> It seems that any IPv6 efforts by organisations are best effort at most with
> of course some notable exceptions who seem to offer a really very good
> service (HE for example). It's starting to
On Nov 30, 2011, at 2:14 PM, Ray Soucy wrote:
> For those who missed it, Linux is adding NAT for IPv6 to netfilter:
>
> http://www.spinics.net/lists/netfilter-devel/msg19979.html
>
> Along with tradition SNAT, and DNAT targets most of us are familiar
> with, a new NETMAP target is included tha
Thus spake Dobbins, Roland (rdobb...@arbor.net) on Tue, Nov 27, 2012 at
03:16:27PM +:
>
> On Nov 27, 2012, at 9:50 PM, Randy Bush wrote:
>
> > the cause is netflix and youtube, with a bit of help from fb and
> > non-youtube gobble.
>
> Just because their users can reach popular content-r
Thus spake Morgan Miskell (morgan.misk...@caro.net) on Tue, May 21, 2013 at
09:49:14AM -0400:
> I realize this topic is semi off point so feel free to reply to the list
> or to me personally. I am wondering if anyone has any experience using
> the APC In-row cooling units in their data centers.
Thus spake Casey Deccio (ca...@deccio.net) on Thu, May 30, 2013 at 11:17:03AM
-0700:
> On Thu, May 30, 2013 at 9:22 AM, Yunhong Gu wrote:
> > Google resolvers got no response (i.e. timeout) for ipp.gov/dnskey from its
> > authoritative name servers. If there is anyone on this list who manages
> >
Hi Keegan,
On Jan 19, 2012, at 9:50 PM, Keegan Holley wrote:
> Has anyone had to aggregate bandwidth data from multiple interfaces
> for billing. For example I'd like to poll with an open source tool
> and aggregate data from multiple interfaces connected to the same
> customer or multiple custom
Hi Daniel,
On Jan 25, 2012, at 8:41 AM, Daniel STICKNEY wrote:
> I'm having trouble finding authoritative sources on the best common
> practice (if there even is one) for the choice of address for an IPv6
> default gateway in a production server environment (not desktops). For
> example in IPv4 it
On Jan 25, 2012, at 9:51 AM, Justin M. Streiner wrote:
> Is anyone using ULA (RFC 4193) address space for v6 infrastructure that does
> not need to be exposed to the outside world? I understand the concept of
> having fc00::/8 being doled out by the RIRs never went anywhere, and using
> space
Thus spake Jeff Kell (jeff-k...@utc.edu) on Thu, Mar 01, 2012 at 10:22:29AM
-0500:
> How about splitting up a heavy stream (10G) into components (1G) to run
> through an
> inline device and reassemble the pieces back to an aggregate afterward?
Sounds like a perfect job for a commodity switch th
Hey James,
On Mar 22, 2012, at 4:49 PM, James Braunegg wrote:
> http://www.moduletek.com/
> Just wondering if anyone has used moduletek 10gbit SFP's+ and what has your
> experience been like ?
We've used a variety of what they have for 4-5 years now in
in lots of flavors of sfp, sfp+, x2, xfp,
Thus spake Chuck Church (chuckchu...@gmail.com) on Wed, Jun 06, 2012 at
10:58:05AM -0400:
> Does anyone know the reason /64 was proposed as the size for all L2 domains?
Some day eui-48 will "run out". So, just assume eui-64 now and map into it.
Also, as you point out below, not all L2 is ethern
Thus spake Jeremy (jba...@gmail.com) on Fri, Aug 01, 2014 at 03:07:19PM -0700:
>
> I'm currently working on writing some automation around the ASR9K platform
> and I've been looking at both the netconf and xml interfaces. Anyone have
> experience with either?
>
> It looks like the XML interface
Thus spake Mikael Abrahamsson (swm...@swm.pp.se) on Tue, Sep 02, 2014 at
06:05:42PM +0200:
> On Tue, 2 Sep 2014, Octavio Alvarez wrote:
>
> >I have never used interdomain multicast but I imagine the global m-routing
> >table would quickly become large.
>
> I have set up interdomain routing conne
Thus spake Scott Weeks (sur...@mauigateway.com) on Sun, Sep 07, 2014 at
12:17:18PM -0700:
> --- fergdawgs...@mykolab.com wrote:
> From: Paul Ferguson
>
> There's been a lot of on-and-off discussion about v6,
> especially about security and operational concerns
> about some aspects of IPv6 depl
Thus spake Dan White (dwh...@olp.net) on Tue, Sep 29, 2015 at 03:37:51PM -0500:
> On 09/29/15Â 22:20Â +0200, Pavel Dimow wrote:
> >recently I have been tasked with a NMS project. The idea is to pool about
> >20 OID's from 50k cable modems in less then 5 minutes (yes, I know it's a
> >one million OID'
Thus spake Andrew (Andy) Ashley (andre...@aware.co.th) on Thu, Feb 11, 2016 at
02:35:51PM +:
> Is a control-plane ACL to limit isakmp traffic (UDP/500) to an affected ASA
> from desired sources enough to mitigate this attack, until upgrades can be
> performed?
It's worth noting that is not
Thus spake Jakob Heitz (jheitz) (jhe...@cisco.com) on Fri, Mar 18, 2016 at
09:29:44PM +:
> What's driving the desire for larger packets?
In our little corner of the internet, it is to increase the performance
of a low number of high-bdp flows which are typically dataset transfers.
All of our
Thus spake Eric Kuhnke (eric.kuh...@gmail.com) on Wed, Mar 16, 2016 at
11:45:26AM -0700:
> Would anyone care to share their experience using collectd as an
> alternative to rtg for high-resolution polling of interface traffic and
> long term storage?
>
> I am investigating the various options for
Thus spake Roland Dobbins (rdobb...@arbor.net) on Tue, Jun 02, 2015 at
03:05:13PM +0700:
>
> On 2 Jun 2015, at 11:07, Mark Andrews wrote:
>
> >If you have secure BGP deployed then you could extend the authenication
> >to securely authenticate source addresses you emit and automate
> >BCP38 filte
Thus spake Paul B. Henson (hen...@acm.org) on Mon, Jun 08, 2015 at 08:14:54PM
-0700:
> We're in the beginning steps of bringing up IPv6 at the fairly large
> university where I work.
Ditto.
> We plan to use DHCPv6 rather than SLAAC for a variety of reasons.
Those reasons should probably be re
Thus spake Jason Fesler (jfes...@gigo.com) on Wed, Jun 19, 2013 at 04:55:01PM
-0700:
> On a recent IPv6 providers call, there was a desire for participants
> to share information with each other on what works and what breaks in
> an IPv6-only environment. I offered to set that up. It was furthe
Thus spake Jamie Bowden (ja...@photon.com) on Fri, Dec 20, 2013 at 01:07:27PM
+:
> > From: Lee Howard [mailto:l...@asgard.org]
> > On 12/20/13 7:36 AM, "Jamie Bowden" wrote:
> > >> From: Owen DeLong [mailto:o...@delong.com]
>
>
> > >> I'm almost afraid to ask about the phrase "add-default-r
On May 29, 2007, at 8:28 PM, Donald Stahl wrote:
Scanning isn't AS EASY, but it certainly is still feasible,
With 1.5 million hosts it will only take 3500 years... for a
_single_ /64!
I'm not sure that's what I would call feasible.
There are "smarter" ways to scan v6 address space than th
Thus spake Jesse Loggins (jlogginsc...@gmail.com) on Wed, Sep 29, 2010 at
01:20:48PM -0700:
> This leads to my question. What are your views of when and
> where the RIP protocol is useful?
I most often see RIPv2 used simply to avoid paying vendor license fees to run
more sophisticated things s
proach (or similar) might be done by
Openview's L2 featureset.
Dale
--
Dale W. Carder - Network Engineer
University of Wisconsin / WiscNet
http://net.doit.wisc.edu/~dwcarder
fault is 0, "globally unique" (OUI assigned).
Cheers,
Dale
--
Dale W. Carder - Network Engineer
University of Wisconsin / WiscNet
http://net.doit.wisc.edu/~dwcarder
On Feb 18, 2009, at 3:00 PM, Nathan Ward wrote:
On 19/02/2009, at 9:53 AM, Leo Bicknell wrote:
Let me repeat, none of these solutions are secure. The IPv4/DHCP
model
is ROBUST, the RA/DHCPv6 model is NOT.
The point I am making is that the solution is still the same -
filtering in ether
On Apr 25, 2008, at 3:00 AM, Scott E. MacKenzie wrote:
> Does anyone know where I can locate a list of DWDM networks
> deployed for
> Education, Science & Research, and Commercialization?
Here's a map showing some of the regional optical networks
run by the R&E community. There's a lot more unr
On Apr 25, 2008, at 12:58 PM, Alex Pilosov wrote:
> On Fri, 25 Apr 2008, John Lee wrote:
>
> I'd be curious to ask reverse question, did anyone *have* real
> problems
> deploying duct tape systems, or power jitter chromatic dispersion is
> vendor mumbo jumbo designed to make you buy their gear?
Hey Scott,
On Aug 18, 2008, at 2:33 PM, Scott Weeks wrote:
From: "TJ" <[EMAIL PROTECTED]>
As a general rule, most clients are following the "If we gave them
static
IPv4 addresses we will give them static IPv6
addresses" (infrastructure,
servers, etc). The whole SLAAC(autoconfig) vs DHCPv6
On Nov 16, 2009, at 9:54 AM, Gary Mackenzie wrote:
> Having slightly lost track of what everybody is using for peering routers
> these days, what is the consensus about the best alternative to Juniper M
> series routers?
have you looked at the MX series?
Dale
On Jan 27, 2010, at 3:19 PM, Igor Gashinsky wrote:
you face 2 major issues with not using /127 for
PtP-type circuits:
1) ping-ponging of packets on Sonet/SDH links
Let's say you put 2001:db8::0/64 and 2001:db8::1/64 on a PtP
interface, and somebody comes along and ping floods
On Feb 22, 2010, at 4:49 PM, fedora fedora wrote:
> ah, never heard of SEC before and it really looks interesting,
Take a look at SLCT, also by Risto Vaarandi:
http://ristov.users.sourceforge.net/slct/
SLCT can parse huge amounts of logs very fast. We use it to
crunch firewall logs and also to
On Mar 4, 2010, at 10:33 AM, Jay Hanke wrote:
>> From the looks of the link it looks like there is a bit of traction at the
> MadIX. One of the other interested carriers has talked to the University of
> MN and they showed some interest in participating. The trick is getting the
> first couple of
On Mar 5, 2010, at 2:36 PM, Justin M. Streiner wrote:
> My gut tells me that the 2-point loss on the span at 1550nm will be somewhere
> around 30-35 dB.
What's your measured chromatic dispersion? You might need
to budget in the hit from compensation too. Some of the
super long range optics h
Thus spake Owen DeLong (o...@delong.com) on Tue, Jun 07, 2011 at 05:37:00AM
-0700:
> >
> > Things like happy-eyeballs diminish it even with perfect IPv6
> > connectivity. 100ms rtt doesn't cover the world and to make
> > multi-homed servers (includes dual stack) work well clients will
> > make a
Thus spake Niels Bakker (niels=na...@bakker.net) on Thu, Sep 26, 2024 at
07:09:06PM +0200:
> * s...@internet2.edu (Steven Wallace) [Thu 26 Sep 2024, 18:36 CEST]:
> > One of the DDoS mitigation providers we work with creates proxy route
> > objects for its customers´ prefixes. These route objects s
63 matches
Mail list logo
