Re: [uknof] Weird domestic electrical fault

Hi, A long time ago I stood on a floor box and shorted out a power cable. Two floors below a thin wire DEMPR (Digital Ethernet Multi Port Repeater) failed. I'm showing my age now Thanks John -Original Message- From: uknof On Behalf Of Clive D.W. Feather Sent: 30 September

Re: [uknof] Current State of Multicast on the Internet?

Different kind of buffering problem ... John Bourke on Mobile > On 2 Sep 2019, at 21:25, Ray Bellis wrote: > > > >> On 02/09/2019 21:18, Simon Lockhart wrote: >> >> In my experience, the STB (or TV) writes the multicast stream to disk, in >> much >&

Re: [uknof] 10Gbps NAT options ?

au CTO, Commsworld Ltd T: +44 (0) 131 290 2090 www.commsworld.com<http://www.commsworld.com> charlie.boiss...@commsworld.com<mailto:charlie.boiss...@commsworld.com> On 8 Jul 2019, at 11:55, John Bourke mailto:john.bou...@mobileinternet.com>> wrote: Hi, What do people use fo

[uknof] 10Gbps NAT options ?

Hi, What do people use for 2-10Gbps NAT ? Do you maintain stateful NAT redundancy across two boxes ? Thanks John

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

Hi, Thanks everyone for the responses. In summary Considering we are at the start of a chain of resellers towards the end customer, contractually we should pass these down. It might be a good idea to segment our immediate resellers onto separate NAT ranges (we have one global NAT

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

n identify the end customer from logs. What is best practice when dealing with these complaints ? Is there a risk that our public NAT addresses will be blacklisted ? Should we enforce an Acceptable Use Policy ? Thanks John Bourke Mobile Internet Ltd

[uknof] Amsterdam data centre interconnects

Hello, Can you tell me who can provide Data Centre interconnects in Amsterdam ? I've checked NL-IX, IXreach, EUnetworks ... Any more ? Thanks John

Re: [uknof] Mobile Phone Booster Systems

Hi, I have an RF booster which I bought and never used, swap for beer ... Thanks John From: uknof On Behalf Of Paul Bone Sent: 26 February 2019 11:17 To: uknof@lists.uknof.org.uk Subject: [uknof] Mobile Phone Booster Systems Hi, Can anyone recommend a partner to install internal mobile

Re: [uknof] Power Delivery Definitions

Hi, Here is the starting point for the system used to define redundancy at data centres. There is a Tier system which defines various levels of redundancy and maintainability. https://en.wikipedia.org/wiki/Uptime_Institute The conversation with the DC could be "what Tier level do you

Re: [uknof] WiFinity

I didn’t want to co-channel my interference into a debate about electronic propagation and scatter the argument over multiple paths, raking up old diffractions across a spectrum of viewpoints, leading to reflection and blocking. It’s late John Bourke on Mobile On 17 Aug 2018, at 21:47

Re: [uknof] WiFinity

Light Oscillating Synchronously ? John Bourke on Mobile > On 17 Aug 2018, at 20:54, Neil J. McRae wrote: > > Thanks contact made (and for the avoidance doubt -I- know what LOS is ;) > > Sent from my iPhone > >> On 17 Aug 2018, at 18:37, Neil J. McRae wrote: >&g

[uknof] Is the PI cupboard bare ?

Hi, Does anyone know a broker with /21 of PI space for sale ? I can’t find any at the moment ... Thanks John Bourke on Mobile

Re: [uknof] Telehouse Fire Alarm

, John Bourke wrote: > Hi, > > What strikes me is the inconsistency in procedures and security in data > centres around the world. > > In some you need to watch a safety video before you are allowed in for the > first time. > I used to visit Virgin Media exchanges from time

Re: [uknof] Telehouse Fire Alarm

Hi, What strikes me is the inconsistency in procedures and security in data centres around the world. In some you need to watch a safety video before you are allowed in for the first time. John -Original Message- From: uknof [mailto:uknof-boun...@lists.uknof.org.uk] On Behalf Of

Re: [uknof] IPv4 Addresses

Hi, I have used these guys a lot, no problems … https://www.prefixbroker.net/ jw@prefixbroker.net Thanks John From: uknof [mailto:uknof-boun...@lists.uknof.org.uk] On Behalf Of Martin Hannigan Sent: 28 March 2017 15:24 To: Paul Mansfield

[uknof] Rack space in Telx NY

Hi, I need to place some switches and routers in Telx New York. Does anyone know any resellers ? Thanks John

Re: [uknof] ISP Security architecture

at the ISP or a downstream customer that fills the pipes and they can’t even get management access to their devices (perhaps no out of band connectivity for example). But control plane attacks can come from within the IPS, not just out on the Internet and can be fairly well defended against. Cheers, James. John Bourke

[uknof] ISP Security architecture

Hi, Touchy subject, but can anyone share some war stories about how they keep raw Internet traffic away from ISP operational systems, which be definition need to talk to the equipment which carries that Internet traffic. Thanks John John Bourke

[uknof] RIPE PI /22 purchase/transfer price

Folks, Does anyone have some experience of the current pricing for RIPE PI allocations, I know that /22 is maybe smaller than normal for such transactions. Please email me privately. Thanks John John Bourke

[uknof] Half rack, 2Kw, Telehouse North please

Folks, Does anyone know who can give me a half rack in Telehouse North, with 1-2Kw power ? Thanks john John Bourke

Re: [uknof] High Density Wifi

and some empty. Better deploy cheap simple base stations and process near the edge. To quote Douglas Adams, this technology is fiendishly difficult, but there is a real problem to solve so the money is sure to follow. John Bourke on Mobile On 10 Dec 2014, at 02:53, Gord Slater gordsla

[uknof] Here is a Challenge

Folks, Sorry I missed you guys at the recent UKNOF day. We are about to take receipt of a stream of satellite image data at a rate 150Mbps, growing to 600Mbps over the next four years. This then needs to be redistributed to UK end users on an on demand basis. So if we get new interesting

Re: [uknof] Here is a Challenge

politics I could play on the government side. Thanks John -Original Message- From: uknof [mailto:uknof-boun...@lists.uknof.org.uk] On Behalf Of Tom Hill Sent: 01 May 2014 20:50 To: uknof@lists.uknof.org.uk Subject: Re: [uknof] Here is a Challenge On 01/05/14 18:04, John Bourke wrote

Re: [uknof] Automatic / Zero Touch Device Configuration

Hi, If you don't find anything, I could have a go at it with some tools which do automated Linux builds. John Bourke on Mobile On 14 Apr 2014, at 06:21, James Bensley jwbens...@gmail.commailto:jwbens...@gmail.com wrote: So what is everyone doing with regards to auto configuration

Re: [uknof] Rack Space in THN

Folks, On the same subject, I am putting 10G's into THN and LD4 in order to connect to LINX. What I would prefer to do is to build a small meet me point before hitting LINX. So I would need a quarter of a rack at each site. Is this even possible ? Thanks John -Original Message-

Re: [uknof] DWDM costs ?

Simon, Ok I am asking a dumb questions, I'll investigate more. Thanks John -Original Message- From: Simon Lockhart [mailto:si...@slimey.org] Sent: 20 February 2014 14:38 To: John Bourke Cc: uknof@lists.uknof.org.uk Subject: Re: [uknof] DWDM costs ? On Thu Feb 20, 2014 at 02:18:14PM