Re: [uknof] Full table routers

Hi John, Why not simply accept fewer routes (plus a default) into the existing Arista EOS BGP and so the hardware FIB? Then you can actually take advantage of the hardware forwarding. With this setup you’re using the relatively slow control plane (the Intel FM6000 was released a decade ago a

Re: [uknof] UK interconnects and Brexit

Hi Steve, It’s good to hear from you and I agree with many of your concerns. We are drifting a little outwith the UKNOF remit so I’ll probably leave it at that. :) On 11 Dec 2020, at 14:05, Stephen Wilcox wrote: The Internet is not just built at the edict of a regulator or from an ephemeral

Re: [uknof] UK interconnects and Brexit

A reminder as much for myself as anyone else: https://wiki.uknof.org.uk/Charter “UKNOF's remit is technical, and any discussion or activities involving commercial, legal or political issues should be limited to where they have a direct impact on technical aspects of network operations.” On 1

Re: [uknof] Packet loss?

https://youtu.be/WL0ZTcfSvB4 Cheers, -- Will Hargrave Technical Director LONAP Ltd On 10 Dec 2020, at 14:03, Will Hargrave wrote: Hi Chris, It’s going to be difficult for many UKNOF people to have visibility of any problem here because both AS8468 and AS39326 have a well-considered

Re: [uknof] Packet loss?

using towards you - e.g HSO have a LG at http://as39326.net/lg A RIPE Atlas probe also might help you track it down, if there’s one in your AS. -- Will Hargrave Technical Director LONAP Ltd On 10 Dec 2020, at 12:26, Chris Boot wrote: Hi all, Sorry for the vague subject, but we've

Re: [uknof] Thought for the day: announce the end of IPv4 internet connections by 2026

On 27 May 2020, at 12:28, Pete Stevens wrote: That is quite interesting, but could really do with some information about what improvements are needed. Netflix is listed, but I've got no clue what they are expected to do to improve their v6 connectivity. The first fails our checker https://www.

Re: [uknof] Thought for the day: announce the end of IPv4 internet connections by 2026

On 26 May 2020, at 12:14, Nick Hilliard wrote: ipv4 will fade when it becomes more expensive and troublesome than ipv6. If we attempt to short-cut this process and kill ipv4 with policy and artificial deadlines, it will will fail just like it failed with the ISO / OSI debacle all those years

Re: [uknof] Thought for the day: announce the end of IPv4 internet connections by 2026

a brain thought Corbyn's idea (and not just this one but all of them) would make any service issues, or anything else better. Neil. On 22/05/2020, 17:43, "uknof on behalf of Will Hargrave" wrote: On 22 May 2020, at 15:26, Neil J. McRae wrote: > Any action needs

Re: [uknof] Thought for the day: announce the end of IPv4 internet connections by 2026

On 22 May 2020, at 15:26, Neil J. McRae wrote: Any action needs to have customers and users at the forefront of the thinking; not an afterthought. This could be an interesting and refreshing approach to how ISPs in the UK treat their customers! As a first step of this wondrous new customer-

Re: [uknof] [IP] COVID-19 Internet Usage Update (US)

On 18 Apr 2020, at 16:05, Neil J. McRae wrote: What needs study is how this totally unacceptable madness has happened. https://www.independent.co.uk/news/uk/home-news/coronavirus-5g-conspiracy-theory-news-latest-bt-openreach-ee-engineers-attack-abuse-a9468031.html Unfortunately, it’s no surpr

Re: [uknof] Rats eating fibres in ducts

Until recently we had never had an issue with rats damaging our fibres in our many underground ducts. Over the last few years we have been installing CST armoured fibres because other people have had problems with rodents and also we judged that CST would probably be enough to stop new cables s

Re: [uknof] Notice of Claimed Infringement from A.B.C.D at 2019-06-05T06:41:07Z - Ref

This line of questioning is utterly bizarre. These operations are well known to use bad data from questionable sources. We blackholed a bunch of them at the MX after hundreds of complaints about a netblock which had been returned to the free pool years ago. I think it is perfectly reasonable f

Re: [uknof] Internet Instability between 11:01 - 11:13 GMT?

On 5 Feb 2019, at 12:12, Giles Coochey wrote: We saw a blip with our peering with AS61231 (SSE), anyone else experience any BGP strangeness around 11:01 - 11:13 GMT today? I’ve seen reports of disturbances in Centurylink / AS3356 who are an upstream of 61231. Allegedly a fibre cut in Frankfur

Re: [uknof] Cabling Companies

I used to work at ic.ac.uk at South Ken - we used a variety of different contractors in this very large estate. A-Tech Data Solutions did a lot of our fibre backbone work as well as copper, they must have put in thousands of km of cable in there now, as they were onsite every day! http://www.a

Re: [uknof] 'White Box' switching and OS - Any experiences worth sharing?

On 15 Feb 2018, at 20:55, David Farrell wrote: I'm just starting to evaluate the options out there, for various reasons I need NOS with a 'traditional' CLI that network engineers would be familiar with as well as all the API bells and whistles. I've been leaning towards IP Infusion's OcNOS, an

Re: [uknof] UKNOF38 I feel like curry tonight?

On 11 Sep 2017, at 10:47, Marek Isalski wrote: I'm excited for UKNOF tomorrow... so excited that I'm already thinking about curry ;-) I know some of the programme committee are around - but is anyone else in town tonight, and if so, are there any groups meeting for beers/food/chinwag? Hi all

Re: [uknof] BT NTU incompatible with GLC-TE in ASR 1000 ?

On 26 Jun 2017, at 13:08, Giles Coochey wrote: But interface counters show only some packets going out, and only CRCs coming in? If we loop a Catalyst copper port VLAN between the NTU and the ASR everything comes up and works fine. Did you set `speed 100` on the interface on the ASR? We've se

Re: [uknof] Example of total DC loss

ot 18) temperature has reached WARNING level at 61(C) lo0.cr2.amsterdam2.surf.net 1146: Nov 20 07:20:56.458 UTC: %CLNS-5-ADJCHANGE: ISIS: Adjacency to ar5.enschede1 (POS2/0) Down, interface deleted(non-iih) -- Will Hargrave Technical Director LONAP Ltd +44 114 303

Re: [uknof] SKY UK NOC

need an account to view the contact details, but as you seem to operate a multihomed network, why not go for it. :-) -- Will Hargrave CTO, LONAP Ltd +44 20 3137 8330

Re: [uknof] Contact for Kaia Global

On 25 Jan 2017, at 17:50, Nicks, Andrew wrote: Does anybody have information about Kaia Global (AS 251) as we see peerings down and are having difficulty contacting them. We tried peeringdb and RIPE and got failed delivery for peer@nmc.kaiaglobal.com and

Re: [uknof] UKNOF mailing list migration

On 12 Aug 2016, at 15:29, Nat Morris wrote: >>> At 1pm today (Friday 12th August), the UKNOF mailing lists will be >>> migrated to a new server. This may take a couple of hours. > The public mailing lists have now been moved over to Mythic Beasts, > thank you again to Rob, Will and Andy at LONAP f

Re: [uknof] AS Path Filters and Regex

> On 4 Nov 2015, at 16:23, Paul Thornton wrote: > > However, it *does* hurt you if I send you one of your own prefixes, or a more > specific of one of your own prefixes. This is the golden rule of "In > general, don't accept any part of your own space from a peer or transit > provider" to av

Re: [uknof] Hotels near Telehouse/Docklands?

on. Basically, needs to facilitate sleeping and eating without resident > cockroaches (unlike the Travelodge). > > Cheers, > > David. -- Will Hargrave +44 114 303

Re: [uknof] The operator's operator

ed to this e-mail are >>> SUBJECT TO CONTRACT. The contents of an attachment to this e-mail may >>> contain software viruses that could damage your own computer system. While >>> Hibernia Networks has taken every reasonable precaution to minimize this >>> risk, we cannot accept liability for any damage that you sustain as a >>> result of software viruses. You should carry out your own virus checks >>> before opening any attachment. >> >> > > -- Will Hargrave +44 114 303

Re: [uknof] The operator's operator

free. If it’s a co-op owned by its members, where does the money come from? Even the very minor 500 or so it costs to file the accounts. Aren’t you just wanting to both have your cake and eat it? :-) -- Will Hargrave +44 114 303

Re: [uknof] HTTP/2

On 20 Feb 2015, at 17:55, Neil J. McRae wrote: >>> On 19/02/2015 20:21, Rod Beck wrote: >>> What are the improvements? How does speed delivery? >> I'm interested in how much this will increase use of TLS, especially with >> Chrome and Firefox being TLS only. In turn, how will this affect DPI >>

Re: [uknof] UPC BGP communities

6830 is quite different to the normal transit providers we are all familiar with. Have a great weekend. Cheers, -- Will Hargrave +44 114 303

Re: [uknof] Belfast

esting Ireland-related content. The 18-seater prop plane journey was a novelty too. It didn’t really feel like an overseas trip :) -- Will Hargrave +44 114 303

Re: [uknof] UK IPv6 Taskforce

On 7 Sep 2014, at 12:01, Neil J. McRae wrote: >> I don’t “mistakenly assume” anything. If anyone "mistakenly assumes" >> something it is most likely as a result of your content-free emails, where >> teasing back layers of defensive ego-preening in order to obtain data >> germane to the subjec

Re: [uknof] UK IPv6 Taskforce

t the price of > broadband in the US at the last UKNOF? > > IPV6 will be here when we need it. > > Neil > > > > Sent from my iPhone > >> On 5 Sep 2014, at 20:31, "Will Hargrave" wrote: >> >> >> On 5 Sep 2014, at 18:22, Neil J. McR

Re: [uknof] UK IPv6 Taskforce

On 5 Sep 2014, at 18:22, Neil J. McRae wrote: OK, that’s a bit more of a useful answer :-) >> So, Neil, why is BT different from Comcast? > They need IPV6 because they have no V4 addresses left? You tell me? I¹m > not intimately familiar with Comcast¹s platform but at least its DOCSIS, > does

Re: [uknof] UK IPv6 Taskforce

On 5 Sep 2014, at 17:07, Neil J. McRae wrote: >>> Neither is acceptable in a broadband servce, as an operator unfortunately >>> its much easier for me to do NAT and make it work than it is for me to fix >>> all the broken IPV6 that¹s out there. >> That¹s quite interesting, as other large ISPs (w

Re: [uknof] UK IPv6 Taskforce

On 5 Sep 2014, at 16:32, Neil J. McRae wrote: >> That¹s both correct and nothing to do with what I said, I was talking >> about the relative frustrations of having a broken connectivity with only >> NAT, or a broken connection with some end-to-end actual Internet on it. > Neither is acceptable i

Re: [uknof] MTRJ Female to MTRJ Female fiber optic cables?

equired some form of 'female' connector, which incidentally also allowed you to swap TX and RX at the rear of the panel. I'd double check with someone like Repsole or CMS plc who can probably eyeball the parts and check for you. -- Will Hargrave > On 17 Apr 2014, at 11:47,

Re: [uknof] Openbgpd for BGP peering with LINX and media converter requirement

hat I would not want in my forwarding path… Yes. I would not try to do this. the virtualisation layers tend to leak a lot of layer-two junk that your IXP operator will not want to see. -- Will Hargrave LONAP Ltd +44 20 3137 8330

Re: [uknof] Openbgpd for BGP peering with LINX and media converter requirement

#x27;s peering networks are more diverse than ever. -- Will Hargrave +44 114 303

Re: [uknof] Openbgpd for BGP peering with LINX and media converter requirement

On 26 Mar 2014, at 22:15, Neil J. McRae wrote: >> This may have been the situation until a decade or so ago, but connections >> to IXPs using a switch are extremely common these days. > Will - Actually 20 years ago (!) Demon's router was connected via a switch > and sat in Finchley (I still ha

Re: [uknof] Openbgpd for BGP peering with LINX and media converter requirement

think I feel the same shudder that Neil does when someone suggests out > loud that they are connecting L2 devices to the fabric :-) The major IXPs are all selling products which involve a provider doing just this in order to provide a partner programme, with multiple connections delivered on i

Re: [uknof] Openbgpd for BGP peering with LINX and media converter requirement

t; typically. This may have been the situation until a decade or so ago, but connections to IXPs using a switch are extremely common these days. This thread from 2005 (!) has some details: http://www.gossamer-threads.com/lists/nanog/users/87275?do=post_view_threaded#87275 -- Will Hargrave Techni

Re: [uknof] Rack Space in THN

achments are believed to be free from viruses but the Satellite > Applications Catapult accepts no liability in connection therewith. Any views > or opinions presented in this email are solely those of the author and do not > necessarily represent those of Satellite Applications Catapult. > > -- Will Hargrave +44 114 303

Re: [uknof] Offsite storage

pace) http://www.bytemark.co.uk/hosting/storage_monster / http://www.bigv.io/prices https://www.portfast.co.uk/vps.shtml There are lots more options and providers out there, of course, those are just two I can think of immediately. -- Will Hargrave +44 114 303

Re: [uknof] ipv6 bgp filter size?

ggest is you take default routes from your transits (as well as full routes) which will cover you (sub-optimally) until you can get the problem fixed. -- Will Hargrave LONAP Ltd +44 20 3137 8330

Re: [uknof] Help for Scouts

de basic internet connectivity for >>> leaders to manage membership, programs etc (its all online these days) and >>> to connect to the heating control system. A phone line would need poles so >>> is out of the question. >>> >>> Having bought the heating controller, I now find I need static IP, and that >>> costs a bit more than standard 3G and is over budget. >>> >>> I am looking for a static IP 3G SIM and Wifi 3G Router, and some data >>> allowance. Being scouts they are penniless as usual, any suggestions? >>> >>> Looking forward to taking a beer with everyone in Manchester. >>> >>> Thanks >>> >>> David Whitaker >>> dwhita...@advaoptical.com >>> 07785 365660 >>> ADVA Optical Networking >>> >>> >> -- Will Hargrave +44 114 303

[uknof] Call for Presentations: RIPE 68, 12-16 May 2014 in Warsaw, Poland

ubmissions, please email pc [at] ripe [dot] net. -- Will Hargrave LONAP Ltd +44 20 3137 8330

Re: [uknof] ADSL issues with Zyxel routers

> I'm not sure many zyxel's run IOS. This appears to be a recipe for the LNS/aggregation layer, not for the CPE itself. Looks good. > Sent from my iPad Umm. yes. For engineering success try using an actual computer and reading all of the email ;) -- Will Hargrave +44 114 303

[uknof] Test post, please ignore

.. test post after Mailman + Debian upgrade. -- Will Hargrave +44 114 303

Re: [uknof] Messed up Telehouse cable run order - LC to SC adapters false economy?

;s £250 per pair to get them re-done by Telehouse, but because they >>> are a bundle of 3 pairs they would like to charge 3 x £250 even though >>> the third pair will be re-terminated as LC when it is already LC :-( >>> >>> What is your experience with small dua

Re: [uknof] Messed up Telehouse cable run order - LC to SC adapters false economy?

On 25 Nov 2013, at 15:09, Gavin Henry wrote: > What is your experience with small dual LC to SC adapters? Or what > would you do? (apart from get it right first time :-) ). I would use SC couplers (blue for single mode) + some 1m SC-LC patch leads, and get on with life. -- Will Ha

Re: [uknof] Preconnected 10G SFPs

FP-10GE-DAC&safe=off&espv=210&es_sm=93&tbm=isch&tbo=u&source=univ&sa=X&ei=NvOMUsfbHcaN7QaLzYDoCg&ved=0CDgQsAQ&biw=1920&bih=911 > > They're cheap... > > Simon > -- Will Hargrave +44 114 303

Re: [uknof] BTW FTTC VDSL Modem

laced > to go FTTC due to the lack of an ethernet WAN port. Actually, you should be able to use one of the 4 onboard 10/100 ports to do PPPoE with the Openreach-provided VDSL gateway, since the 887 supports vlans. Worth a test, and i imagine a much lower risk. -- Will Hargrave +44 114 303

Re: [uknof] Allegro Networks | Spap Point

Actually someone asked about an API in the Q&A and the response was that it's API-ready and will become available once they've documented it. Ask them I guess! Gavin Henry wrote: >On 27 Sep 2013 20:45, "Will Hargrave" wrote: >> >> I went to the launch

Re: [uknof] Allegro Networks | Spap Point

I went to the launch on Wednesday actually. Looks quite good, being able to quote and deliver services easily could be a great timesaver. Increasingly this is how we all want to procure commodity services. Will Gavin Henry wrote: >Anyone know more about this yet? > >Nice typo in the title ta

Re: [uknof] Lagos to London

Also it's not in North Africa ;) I am mostly using TATA to reach Nigerian destinations. That's not really an endorsement though. The local infra is usually the problem. "Neil J. McRae" wrote: >what type of link? > >(just to set expectation Lagos does not have great infrastructure!) > >Sent fro

Re: [uknof] 1Gbit/s Virgin Media Arcotronix single mode handoff

e I know it's a bit short and ultimately it's > probably shortening the life of the optics but fundamentally I think > it should work. Realistically there is no minimum distance for 1000LX, and you can sit there running with a 2m patch lead until the cows come home. Reference a BT Sinet document maybe? ;-) -- Will Hargrave +44 114 303

Re: [uknof] First one of these I've received...

So not that much considering cost of CGN which actually works. Even more silly is the fact space is still available from ARIN on normal terms (they're not into their last /8 yet) so it's clearly some form of spam. Tim Chown wrote: >Hmm, NAT our university, and cash in $650,000 or so. > >What i

Re: [uknof] Please Advise: UK - India Routing issues

On 2 Apr 2013, at 13:08, Stephen Wilcox wrote: > Don't know what you mean Paul ;) > > Looks okay from my network (LON-DXB): > > traceroute to s1.dma.dxb (91.196.184.67), 30 hops max, 40 byte packets > 1 gw.serversa.lon.ixreach.com (91.196.185.1) 7.045 ms 7.675 ms 10.324 ms > 2 host-91-1

Re: [uknof] Please Advise: UK - India Routing issues

In Egypt a lot of these cables share the same infrastructure, even the same cable sheath. So shared fate is inevitable. Matthew Melbourne wrote: >Not to mention the issues with SEA-ME-WE 4 (SMW4) on 27th March. > >http://www.telegeography.com/products/commsupdate/articles/2013/03/28/seamew >e

Re: [uknof] Please Advise: UK - India Routing issues

On 31 Mar 2013, at 18:16, waynemerricks wrote: > I work for a UK company with a satellite office in Northern India served by > BSNL. About 4 weeks ago our inter office latency doubled to approximately > 750ms. After some investigation on various UK ISPs I realised that they're > all being r

Re: [uknof] IPv6 tunnel brokers that provide BGP other than HE?

HE announcing my/48, but I am looking for redundancy. > Is there anyone else out there offering services like Hurricane Electric? > > Regards, > > Wojciech Lesiak > WL2408-RIPE > > > > > > > -- Will Hargrave +44 114 303

Re: [uknof] Recommendation for 10Gb media converter post passive fibre tap

es, avoiding the need for too much transmission. But this was because i wanted different sets of traffic to go to different boxes. -- Will Hargrave +44 114 303

Re: [uknof] Passive fibre taps

On 14 Feb 2013, at 16:52, Ronan Mullally wrote: > As most people pointed out, these are pretty simple devices. There aren't > any bells to press or whistles to blow other tham making sure you have > enough light to play with. > > The taps we've got a present work fine, my main criteria for futu

Re: [uknof] [Fwd: [dns-operations] Fwd: [pacnog] Verisign's Patent Application for the Transfer of DNSSEC Domains]

On 8 Oct 2012, at 11:25, Brandon Butterworth wrote: >> No - we just won't use DNSSEC! > Just don't use Verisign. All this hyperbole is smart and funny and all but that's not how software / business method patents work...

Re: [uknof] Go daddy what happened

ted from your DC network. Great preso here from Microsoft: http://www.nanog.org/meetings/nanog55/abstracts.php?pt=MTk0MiZuYW5vZzU1&nm=nanog55 -- Will Hargrave +44 114 303

Re: [uknof] IPv6 Matrix results for August 2012

by 50% [1] if you also had ipv6, since there would be considerable v6 traffic. What people said four years ago is not really relevant anymore; the penultimate /8 of ipv4 will be gone within a *fortnight* or so, and that is the pressing concern. [1] 50% of *what* is another thing :-) -- Will Hargrave +44 114 303

Re: [uknof] IPv6 Matrix results for August 2012

On 11 Sep 2012, at 22:51, Neil J. McRae wrote: > Maybe Rio will have V6 - by then there might actually be a market for it I > suspect though digging the transportation tunnel to the park is far higher on > the minds of the organising committee. > > I wish everyone working on the Rio games as

Re: [uknof] Pirate Bay Block

is a clue that applies to TPB from your own link. > Distributing a large enough number of copies to have a noticeable effect on > the business of the copyright owner Yes, you wrote 'people downloading stuff via TPB'. Not 'TPB'. (I quoted what you wrote up there for r

Re: [uknof] Pirate Bay Block

rselves before making such blanket statements. -- Will Hargrave +44 114 303

Re: [uknof] UKNOF21 Final Information

On 19 Jan 2012, at 13:54, Ray Bellis wrote: >> http://uknof.bogons.net/uknof21.html > Argh!! > I wanted to watch Dave Taht's presentation but the web cast is on an unusual > port so is blocked by the egress rules on our firewall :( It's RTMP on tcp/1935? Is that unusual? It sounds like you

Re: [uknof] World IPv6 Day - UK participants?

On 8 Jun 2011, at 12:07, Tim Chown wrote: > Seeing it now, well done :D > > No one else in the UK participating? Well, the UKNOF list server is on v6 ... ;)

[uknof] Apologies for mail loop

Hi All Apologies for the duplicate messages a few of you received - we had a problem with the lists server, and it managed to get a bit upset. Will