[OT]Bounce Back

2010-05-19 Thread James Bensley
Got the below message back from Hotmail when emailing a friend I email every week. I have never experienced this particular error before, is this just an indication of high traffic between Google Mail and Hotmail? -- Forwarded message -- From: Mail Delivery Subsystem

Re: thoughts?

2010-05-27 Thread James Bensley
On 27 May 2010 12:10, Dorn Hetzel dhet...@gmail.com wrote: http://www.cnn.com/2010/TECH/05/27/internet.crunch.2012/index.html?hpt=T2 Disgraceful scaremongery, CCN should be ashamed. -- Regards, James. http://www.jamesbensley.co.cc/ - There are only 10 kinds of people in the world, those who

Re: .mil dns problems?

2010-05-27 Thread James Bensley
https://www.my.af.mil/ = SSL Cert not verified, but otherwise working fine. http://www.dco.dod.mil/ is not working. -- Regards, James. http://www.jamesbensley.co.cc/ - There are only 10 kinds of people in the world, those who understand trinary, those who don't understand trinary and those who

Re: North Korea conflict with US and South Korea could spark cyber war

2010-07-24 Thread James Bensley
I cant check that link out right now, but if what you say is true, this would be very serious. Can anyone confirm this? On 7/24/10, andrew.wallace andrew.wall...@rocketmail.com wrote: n3td3v Security is monitoring the situation between North Korea, US and South Korea. North Korea has already

Re: Looking Glass

2010-09-07 Thread James Bensley
Hmm, Google says you could use http://www.zebra.org/ to set your box up as a route, and then you can just view the routes from there? Or look here; http://www.bgp4.as/tools -- Regards, James. http://www.jamesbensley.co.cc/ There are 10 kinds of people in the world; Those who understand

Re: Anyone else seeing (invalid or corrupt AS path) 3 bytes E01100 ?

2009-08-17 Thread James Bensley
Throw your coffee at them! Just my two pence ;) ...James -BEGIN GEEK CODE BLOCK- Version: 3.1 GIT/MU/U dpu s: a-- C++$ U+ L++ B- P+ E? W+++$ N K W++ O M++$ V- PS+++ PE++ Y+ PGP t 5 X+ R- tv+ b+ DI D+++ G+ e(+) h--(++) r++ z++ --END GEEK CODE BLOCK--

Re: Testing Internet Speeds and Capacity

2009-11-20 Thread James Bensley
2009/11/20 Brandon Galbraith brandon.galbra...@gmail.com Speedtest sites (speedtest.net, ndt.anl.gov, etc) or your own tests: http://www.google.com/search?q=nanog+iperf Speedtest.net now have their mini speedtest which you can download and put on your servers and then test their speed via

Re: backupdns.com down?

2009-11-20 Thread James Bensley
Not working for me. -- Regards, James ;) Joan Crawfordhttp://www.brainyquote.com/quotes/authors/j/joan_crawford.html - I, Joan Crawford, I believe in the dollar. Everything I earn, I spend.

Re: FTTH Active vs Passive

2009-12-01 Thread James Bensley
I'm wondering why despite all this comparatively magical speed increase we have seen over the last decade, with 10 times better on the horizon, we the customer ever get a 1:1 speed ratio? -- Regards, James ;) Charles de Gaulle - The better I get to know men, the more I find myself loving dogs.

Re: SPF Configurations

2009-12-04 Thread James Bensley
2009/12/4 Bret Clark bcl...@spectraaccess.com If the customer insist on using their domain, then you would have to have the customer setup an SPF record within their domain that points to your email server IP blocks. I would just tell your customer that if they insist of using their FROM

Peering in Brazil

2012-05-03 Thread James Bensley
Hi all, I have posted this to the LacNOG list but it seems pretty quite and it involves North America also, so I hope no one minds me reposting here also; I am looking for any guidance and advice people have regarding first time peerings in South America. Currently I am doing some work with a

How do the lowest layers of the DSL stack work?

2012-07-01 Thread James Bensley
Hi list, I am hoping someone here can explain to me (or point to an article that does) what is happening at the lower layers of an ADSL connection. This is an excerpt from the wiki page on ADSL (ANSI T1.413 Issue 2); Up to 254 sub-carriers are used downstream; each of these 254 sub-carriers can

Paging Deutsche Telekom

2012-07-25 Thread James Bensley
Any DTAG engineers on list? We are having a serious problem with them at present. Cheers, James.

Re: The Internet Revealed - A film about IXPs v2.0: now available

2010-02-09 Thread James Bensley
Cool video, it explains better than I can, I think I will show this to my colleagues rather than failing to simplify an explanation to them. -- Regards, James ;) Marie von Ebner-Eschenbach - Even a stopped clock is right twice a day. -

Re: Network Naming Conventions

2010-03-13 Thread James Bensley
On 13 March 2010 16:06, James Jones ja...@freedomnet.co.nz wrote: On my last network I named all the routers after simpsons characters. We use ancient Greek gods. -- Regards, James ;)


2010-03-21 Thread James Bensley
On 19 March 2010 14:19, valdis.kletni...@vt.edu wrote: You *do* realize that there's an estimated 140,000,000 bots on the net, right As many as that? Thats 1 in 12 according to http://www.internetworldstats.com/stats.htm. Lets be honest, I don't follow the world wide bot crisis because as your

Re: What is The Internet TCP/IP or UNIX-to-UNIX ?

2010-04-04 Thread James Bensley
If you did some more reading this would all be come clear? On 4 April 2010 02:38, IPv3.com ipv3@gmail.com wrote: What is The Internet TCP/IP or UNIX-to-UNIX ? Well both and neither, both of these are used and much more! As of 2010, many people would likely answer that question based on

Re: What is The Internet TCP/IP or UNIX-to-UNIX ?

2010-04-04 Thread James Bensley
Sorry for double post: Also having the email account ipv3@gmail.com, thats not very useful? This sort email address should be on the list rules like that other fellow who was spamming about top 50 AS's for botnets/spam etc. -- Regards, James. http://www.jamesbensley.co.cc/

Re: NANOG Seems to be Dominated by NON-North American People ?

2010-04-08 Thread James Bensley
I got $5, litterally. Will that Do? Otherwise, ...and fools are wasting their time and money on IPv6 No offence chap its to late to be saying that. IPv6 is where we are all going, some are already there. You are going to have to embrace it sooner or later or suffer the wrath of unsupported

Network Research

2013-05-25 Thread James Bensley
Hello everyone, I am performing some research on networking at present and want the input of the community and industry at large. I have created a small on-line survey and would be very grateful to anyone that could give 3 minutes to fill it out. You will be benefiting networking research so I'm

Re: Network Research

2013-05-25 Thread James Bensley
On 25 May 2013 13:55, Jeroen Massar jer...@massar.ch wrote: Networking research for which organization? I am currently undertaking a research project for a masters degree in advanced networking, with The Open University, in the UK. I am researching for no company. I intend to conduct the

Re: Contacts at ISPs in Mexico?

2013-07-30 Thread James Bensley
You might have better luck asking at LACNOG; https://mail.lacnic.net/mailman/listinfo/lacnog Cheers, James.

Re: real-time traffic engineering/management solutions

2014-06-04 Thread James Bensley
I haven't used it and have no experiance with it, I've simply seen it around - Noction may be what you're looking for: http://www.noction.com/ Cheers, James.

Book / Literature Recommendations

2014-09-16 Thread James Bensley
Hi All, What is the single best book you have read on networking? That's a wide topic so to clarify I'm talking about service provider networking but I do enjoy all aspects really and don't want to limit my self to one area of networking. I'm often reading technical books about technology X or

Re: Jared Mauch

2014-10-23 Thread James Bensley
Congratulations Jared and well done with the hard work :) Cheers, James.

Re: IP DSCP across the Internet

2015-05-07 Thread James Bensley
On 6 May 2015 at 03:27, Blake Dunlap iki...@gmail.com wrote: If there isn't a specific peering agreement which sets up DSCP marks with your Z side, you're going to have a bad time doing anything other than remarking to 0. -Blake This. You can't really put SLAs on traffic that has to

Re: Capacity/transit costs vs growth

2015-05-28 Thread James Bensley
On 28 May 2015 at 05:19, Jean-Francois Mezei jfmezei_na...@vaxination.ca wrote: What I am looking for is the networking equivalent to Moore's law: on average, every year, cost of 1gbps capacity goes down by x% This sort of information is out there for things like transit prices, since they are

Re: WiFi courses/vendors recommendation

2015-06-01 Thread James Bensley
On 31 May 2015 at 23:28, James Laszko jam...@mythostech.com wrote: I don't have a vendor-agnostic answer for you on #1, but as far as a vendor - Ruckus Wireless. +1 for Ruckus, I have worked with a Ruckus partner in the UK I can recommend if anyone needs one. The Ruckus tin is great having

Re: Peering and Network Cost

2015-05-21 Thread James Bensley
On 17 April 2015 at 16:53, Justin Wilson - MTIN li...@mtin.net wrote: Peering and peering on an exchange are two different things. Peering at an exchange has several benefits other than the simple cost of transit. If you are in a large data center which charges fees for cross connects a

Re: Is anyone working on an RFC for standardized maintenance notifications

2015-05-22 Thread James Bensley
On 12 May 2015 at 16:19, Robert Drake rdr...@direcpath.com wrote: Like the Automated Copyright Notice System (http://www.acns.net/spec.html) except I don't think they went through any official standards body besides their own MPAA, or whatever. I get circuits from several vendors and get

Re: Peering and Network Cost

2015-05-21 Thread James Bensley
On 21 May 2015 at 13:40, Rafael Possamai raf...@gav.ufsc.br wrote: James, curious to know... what size ISPs are they? In the last few years with the larger ones it has always been about lowering cost and increasing revenue, which throws the original idea of peering out the window (unless you

Re: Cogent revisited

2015-08-12 Thread James Bensley
On 11 August 2015 at 21:47, Adam Greene maill...@webjogger.net wrote: Perhaps that depends on were are you in the world and your traffic types. I have worked with two UK ISPs that have Cogent as one of their transit providers, neither have had any problems in the 5+ years they've both had the

Re: EyeBall View

2015-10-26 Thread James Bensley
These are "open" projects that ISPs can join to monitor performance between networks, I would recommend joining those instead of reinventing the wheel. I don't how much scope or interest there would be just for a raw speed test between networks though, however if enough networks really wanted it

Re: EoMPLS vlan rewrite between brands; possibly new bug in Cisco IOS 15

2015-11-16 Thread James Bensley
On 15 November 2015 at 01:31, Jonas Bjork wrote: > Dear Mr. Jeff, > > Thank you for your reply. Below is the complete output in question (l2 is > short for l2transport). > You are mentioning platform capabilities and that the default might have > changed. How do I alter

Re: Long-haul 100Mbps EPL circuit throughput issue

2015-11-06 Thread James Bensley
On 5 Nov 2015 21:50, "Eric Dugas" wrote: > > Hello NANOG, > > We've been dealing with an interesting throughput issue with one of our > carrier. Specs and topology: > > 100Mbps EPL, fiber from a national carrier. We do MPLS to the CPE providing > a VRF circuit to our

Re: IMIX or similiar near-user-load packet generator

2015-10-20 Thread James Bensley
Check out TREX; https://github.com/cisco-system-traffic-generator/trex-core Cheers, James.

Re: NetFlow - path from Routers to Collector

2015-09-11 Thread James Bensley
On 1 September 2015 at 16:33, Serge Vautour wrote: > Hello, > > For those than run Internet connected routers, how do you get your NetFlow > data from the routers to your collectors? Do you let the flow export traffic > use the same links as your customer traffic to route

Re: [routing-wg] BGP Update Report

2015-09-14 Thread James Bensley
On 14 September 2015 at 09:27, Job Snijders wrote: > Geoff, if nobody objects, would you be willing to send out IPv6 reports > too? Or maybe it would make sense to merge the IPv4 and IPv6 data in a > single report so it is easier to grasp the scale of instability. Yes, +1

Re: Wrong use of

2015-10-02 Thread James Bensley
On 2 October 2015 at 16:10, Marco Paesani wrote: > Hi Justin, > I know that we must filter this type of route, but AS9498 (upstream) MUST > accept only correct networks. > Or not ? > Ciao, > Marco You are correct. AS-9730 shoudn't be advertising this range. AS-9498 shouldn't

Re: Recent trouble with QUIC?

2015-09-26 Thread James Bensley
On 26 September 2015 at 08:20, Mike Hale wrote: > OH SNAP! Tiny Rick!!!

Network Weathermap

2015-09-21 Thread James Bensley
Hi All, Those of you that have a network weathermap similar to [1], what software are you using to edit the maps, the built in editor or something custom, 3rd party/external editor? Paid or free editor? I'm look for a better editing tool I can preferably use with that plugin (we are feeding it

Re: Transit Options in the UK?

2015-09-18 Thread James Bensley
On 17 September 2015 at 21:49, Gary T. Giesen wrote: > I have a customer who's trying to decide whether to renew their existing > transit contract or not for a POP they have in the UK and wondering what's > good for transit options out there. > > Looking for: > > - Good

Re: interconnection costs

2015-12-31 Thread James Bensley
On 23 Dec 2015 20:06, "Reza Motamedi" wrote: > > All the costs of HW, SW, personnel, administration, and perhaps transmission between colos (including remote peering, being waved to another location, tethering) would be the same, right? Usually yes but with transit you

Re: interconnection costs

2015-12-23 Thread James Bensley
me documented I referred you to yesterday... > On Tue, Dec 22, 2015 at 9:33 AM, James Bensley <jwbens...@gmail.com> wrote: >> https://docs.google.com/document/d/1i2bPZDt75hAwcR4iKMqaNSGIeM-nJSWLZ6SLTTnuXNs/edit?pref=2=1# This time look at section 4 of this

Re: interconnection costs

2015-12-22 Thread James Bensley
On 22 December 2015 at 16:44, Reza Motamedi wrote: > I think there is no single answer as different businesses may have > different pricing models. I hope the discussion can help me understand the > whole ecosystem a little bit better. Hi Reza, I have a list of example

Re: Real world power consumption of a 7604-S or 7606-S

2016-06-28 Thread James Bensley
On 28 June 2016 at 01:26, Tom Hill wrote: > On 28/06/16 00:26, Eric Kuhnke wrote: >> Example: >> 7604S chassis with dual 2700W DC power - chassis and fans use how much >> power? >> 2 x RSP720-3CXL at 310W each >> WS-X6704 with DFC4 - ???W each > > Way too much, is the simple

Re: IX ARP Timeout

2016-01-28 Thread James Bensley
How often does your peering router change IP address? For the majority of people I would expect the answer to be almost nevery/very rarely. James.

SunGard On List?

2016-02-24 Thread James Bensley
Hi All, Any SunGard on list? Having a path issue from multiple ISPs in the UK. Cheers, James.

Re: NTT communications horrible routing, unresponsive NOC

2016-03-24 Thread James Bensley
On 23 March 2016 at 23:39, Paras Jha wrote: > At a loss as to what to do now, since their NOC isn't receptive. Anyone > have someone I can contact off-list to get this issue resolved? It's > especially frustrating because the problem absolutely cannot be resolved on >

Re: AWS Direct Connect - Peering VPCs to Tier 1's and MPLS

2016-03-02 Thread James Bensley
On 1 March 2016 at 20:41, Michael O'Connor wrote: > Jay, > > VPC is supported over IPsec if your public path is sufficient into the AWS > cloud. ^ This. I work for a DirectConnect provider, albeit in the UK though. We have fibre links to a AWS edge routers and we have multiple

Re: Network Weathermap

2016-04-28 Thread James Bensley
Hi all, I know its been a while since I posted this thread, I've been swamped. Finally I'm getting time to look back at this. I think I had 0 on-list replies and about 10 off-list private replies, so clearly others are having the same problem but not speaking openly about it. There were two main

Re: Network Weathermap

2016-04-28 Thread James Bensley
On 28 April 2016 at 19:41, Ishmael Rufus wrote: > You could probably build the converter in PHP and make it a plugin of > weathermap. > > You kids and your Python :) I would prefer it to be PHP actually, people keep moaning at me for using PHP, which I am much more fluent in.

Re: Network Weathermap

2016-04-28 Thread James Bensley
On 28 April 2016 at 20:33, Peter Phaal wrote: > Many drawing tools support SVG as a file export format. Exporting or > converting the map to SVG format allows the map attributes (link > colors, widths, etc) to be modulated using JavaScript embedded in the > web page. > > As

Re: Question on peering strategies

2016-05-23 Thread James Bensley
>> On 22 May 2016, at 07:33, Max Tulyev wrote: >> >> Hi All, >> >> I wonder why a "VLAN exchange" does not exists. Or I do not know any? >> >> In my understanding it should be a switch, and people connected can >> easily order a private VLAN between each other (or to private

Re: Network traffic simulator

2016-05-24 Thread James Bensley
On 24 May 2016 at 13:17, Mitchell Lewis wrote: > Hi,I am looking to validate the performance specs of a core router. I am > looking for a network traffic simulator which can simulate 40 gbps of > traffic. I am looking for a simulator with sfp+ ports. > I am

Re: Host.us DDOS attack -and- related conversations

2016-08-03 Thread James Bensley
On 3 August 2016 at 15:16, Alain Hebert wrote: > PS: > > I will like to take this time to underline the lack of > participation from a vast majority of ISPs into BCP38 and the like. We > need to keep educating them at every occasion we have. > > For those

Re: IX in Iran by TIC

2016-07-12 Thread James Bensley
On 12 July 2016 at 13:46, Bevan Slattery wrote: > Great work. Might be worthwhile to also look at throwing your fabric/IX on > Cloud Scene www.cloudscene.com . Provides visibility for people looking > for DC's, providers and fabrics that just aren't limited to IX

Re: IX in Iran by TIC

2016-07-13 Thread James Bensley
On 12 July 2016 at 14:36, Bevan Slattery wrote: > EXAMPLE 1. > There maybe for example an enterprise that is looking for a service > provider in a facility (XYZ in NY for example) but that provider actually > "peers" their transit routers at the ABC facility down the

Re: IX in Iran by TIC

2016-07-13 Thread James Bensley
On 12 July 2016 at 14:36, Bevan Slattery wrote: > EXAMPLE 1. > There maybe for example an enterprise that is looking for a service > provider in a facility (XYZ in NY for example) but that provider actually > "peers" their transit routers at the ABC facility down the

Re: Large BGP Communities beacon in the wild

2016-10-27 Thread James Bensley
On 27 October 2016 at 16:47, Owen DeLong wrote: > I don’t mind the move to 32, but I hope the vendors are getting appropriately > smacked for squatting and that those attributes are not allowed to be > misappropriated by the vendors. > > We have a standards process for a reason

Re: OSPF vs ISIS - Which do you prefer & why?

2016-11-10 Thread James Bensley
On 10 November 2016 at 05:59, Mark Tinka wrote: > > > On 9/Nov/16 19:12, Michael Bullut wrote: > >> Greetings Team, >> >> While I haven't worked with IS-IS before but the only disadvantage I've >> encountered with OSPF is that it is resource intensive on the router it is >>

Re: BGP Route Reflector - Route Server, Router, etc

2017-01-12 Thread James Bensley
On 12 January 2017 at 20:32, Justin Krejci wrote: > . I have not found many resources discussing using a non-router box as a > route reflector (ie a device not necessarily in the forwarding path of the > through traffic). I am thinking things like OpenBGPd and BIRD could

Re: BGP Route Reflector - Route Server, Router, etc

2017-01-13 Thread James Bensley
On 13 January 2017 at 04:02, Hugo Slabbert <h...@slabnet.com> wrote: > > On Thu 2017-Jan-12 22:59:21 +, James Bensley <jwbens...@gmail.com> > wrote: > >> On 12 January 2017 at 20:32, Justin Krejci <jkre...@usinternet.com> wrote: >>> >>> .

Re: BRAS/BNG Suggestion

2016-12-02 Thread James Bensley
On 2 December 2016 at 10:37, t...@pelican.org wrote: > On Friday, 2 December, 2016 05:55, "Mark Tinka" > said: > > > Redback used to be popular - I believe they got picked up by Ericsson. > > I'd steer clear at a small scale like 20k subscribers. In my

Re: BGP Route Reflector - Route Server, Router, etc

2017-03-20 Thread James Bensley
On 20 March 2017 at 11:03, Greg Hankins wrote: > On Mon, Mar 20, 2017 at 12:35:24PM +0200, Mark Tinka wrote: >>On 14/Jan/17 00:39, Brandon Ewing wrote: >>> Work is being done to allow RRs to compute metrics from the client's >>> position in the IGP: See >>>

RNP Santa Catarina Point of Presence (PoP-SC)

2017-03-09 Thread James Bensley
Hi All, Anyone from RNP on-list that can reach out to me off-list, minor technical problem in your network. Thanks, James.

Re: RNP Santa Catarina Point of Presence (PoP-SC)

2017-03-09 Thread James Bensley
On 9 March 2017 at 08:24, James Bensley <jwbens...@gmail.com> wrote: > Hi All, > > Anyone from RNP on-list that can reach out to me off-list, minor > technical problem in your network. > > Thanks, > James. Thanks all, contact has been made off-list! Cheers, James.

Re: (Network Orchestrators evaluation) : tail-f vs Anuta vs UBIqube vs OpenDaylight

2017-08-15 Thread James Bensley
On 10 August 2017 at 02:01, Kasper Adel wrote: > Hi, Hi Kim, > This is not a vendor bashing thread. > > We are a group of networking engineers less experience with software) in > the middle of the process of procuring a network automation/orchestration > controller, if

Re: PCIe adapters supporting long distance 10GB fiber?

2017-06-21 Thread James Bensley
On 20 June 2017 at 17:10, Denys Fedoryshchenko wrote: > On 2017-06-20 18:59, Hunter Fuller wrote: >> >> On Tue, Jun 20, 2017 at 10:29 AM Chris Adams wrote: >> >>> For Linux at least, the standard driver includes a load-time option to >>> disable vendor check.

Re: Long AS Path

2017-06-24 Thread James Bensley
On 23 Jun 2017 17:03, "Mel Beckman" wrote: James, The question is whether you would actually hear of any problems. Chances are that the problem would be experienced by somebody else, who has no idea that your filtering was causing it. -mel beckman Hi Mel, For us this the

Re: Long AS Path

2017-06-25 Thread James Bensley
On 24 June 2017 at 13:10, Mel Beckman wrote: > James, > > By "experienced by someone else" I mean someone who is not one of your > customers. > > The better strategy, I think, is to not filter long paths unless you have a > reason to see their creating a problem. Otherwise

Re: Long AS Path

2017-06-23 Thread James Bensley
On 21 Jun 2017 17:51, "Mel Beckman" wrote: Steinar, What reason is there to filter them? The main reason I know of is this: On 22 Jun 2017 17:17, "Steve Lalonde" wrote: Mel, There was a Cisco bug many years ago that caused lots of issues. Since then we

Re: Linux container (Docker) or linux VM RFC2544/EtherSAM appliance

2017-05-25 Thread James Bensley
I think you can do this with either of Pktgen[1] or Moongen[2] which both use DPDK. Cheers, James. [1] http://dpdk.org/download [2] https://github.com/emmericp/MoonGen

Re: RFC2544 Testing Equipment

2017-05-31 Thread James Bensley
On 30 May 2017 at 16:22, Nick Olsen wrote: > Greetings all, > > Looking for a good test set. Primary use will be testing L2 circuits > (It'll technically be VPLS, But the test set will just see L2). Being able > to test routed L3 would also be useful. Most of the sets I've seen

Re: RFC2544 Testing Equipment

2017-05-31 Thread James Bensley
On 31 May 2017 at 11:56, Saku Ytti wrote: > Cool. Seems you're using AF_PACKET, which makes it actually unique. > iperf/netperf etc use UDP or TCP socket, so UDP performance is just > abysmal, you can't saturate 1GE link with any reliability. So > measuring for example packet loss

Re: RFC2544 Testing Equipment

2017-06-02 Thread James Bensley
On 30 May 2017 at 16:41, James Harrison wrote: > On 30/05/17 16:22, Nick Olsen wrote: >> Looking to test up to 1Gb/s at various packet sizes, Measure Packet loss, >> Jitter..etc. Primarily Copper, But if it had some form of optical port, I >> wouldn't complain.

Re: Templating/automating configuration

2017-06-07 Thread James Bensley
On 7 June 2017 at 00:43, Vincent Bernat wrote: > ❦ 6 juin 2017 14:30 +0100, Oliver Elliott : > >> I echo Ansible. I'm using it with NAPALM and jinja2 templates to push and >> verify config on switches. > > Why not using the builtin ability of

Re: Templating/automating configuration

2017-06-07 Thread James Bensley
On 7 June 2017 at 19:52, Brian Knight wrote: > The import process to the database runs directly on our rancid server, > reading the downloaded configs out of the appropriate directory within > rancid. Most of our gear is Cisco, so the ciscoconfparse module for Python

Re: DevOps workflow for networking

2017-08-22 Thread James Bensley
On 10 August 2017 at 01:52, Kasper Adel wrote: > We are pretty new to those new-age network orchestrators and automation, > > I am curious to ask what everyone is the community is doing? sorry for such > a long and broad question. > > What is your workflow? What tools are

Re: Creating a Circuit ID Format

2017-08-22 Thread James Bensley
On 21 August 2017 at 21:26, Colton Conor wrote: > We are building a new fiber network, and need help creating a circuit ID > format to for new fiber circuits. Is there a guide or standard for fiber > circuit formats? Does the circuit ID change when say a customer upgrades

Re: Virtual or Remote Peering

2017-08-22 Thread James Bensley
On 15 August 2017 at 15:52, Rod Beck wrote: > How well does this service work? I understand it usually involves > point-to-multipoint Switched Ethernet with VLANs and resold IX ports. Sounds > like a service for ISP that would like to peer, but have relatively

Re: Bandwidth distribution per ip

2017-12-21 Thread James Bensley
On 20 December 2017 at 15:52, Saku Ytti wrote: > On 20 December 2017 at 16:55, Denys Fedoryshchenko wrote: > >> And for me, it sounds like faulty aggregation + shaping setup, for example, >> i heard once if i do policing on some models of Cisco switch, on an >>

Re: Route Reflector Client Design Question

2018-05-04 Thread James Bensley
On 4 May 2018 at 07:01, Erik Sundberg wrote: > 1. Can I enable iBGP between the PE's in a full mesh to allow traffic between > the PE's without going to the core's. Or does this break the Route Reflector > model? If I have understood your design correctly then don't use

Re: Segment Routing

2018-05-22 Thread James Bensley
On 22 May 2018 at 09:14, Mark Tinka wrote: > I'm more curious about use-cases for folk considering SR, than SR itself. > > 4 years on, and I still can't find a reason to replace my LDP network > with SR. > > Your use-case makes sense, as it sounds like Cisco deliberately

Re: What are people using for IPAM these days?

2018-06-13 Thread James Bensley
On 13 June 2018 at 13:54, Paul Ebersman wrote: > IPAM? Meh. > > Why bother? So true - when customers want their IP details why should I, the person they are paying to track this information, spend time looking-up the info they reqeust?! I normally set them up with a login to the core and tell

Re: DSL Operators Mailing List?

2018-01-08 Thread James Bensley
On 7 January 2018 at 17:10, Mike Hammett wrote: > Is there a good mailing list for DSL operators? A cursory search really only > came up with DSL Reports, which is far from what I'm looking for. Hi Mike, I only know of the https://puck.nether.net/mailman/listinfo/cisco-bba

Re: Spectre/Meltdown impact on network devices

2018-01-08 Thread James Bensley
On 7 January 2018 at 19:02, Jean | ddostest.me via NANOG wrote: > Hello, > > I'm curious to hear the impact on network devices of this new hardware > flaws that everybody talk about. Yes, the Meltdown/Spectre flaws. > > I know that some Arista devices seem to use AMD chips and

Re: improving signal to noise ratio from centralized network syslogs

2018-02-05 Thread James Bensley
On 5 February 2018 at 18:57, wrote: > On Mon, 05 Feb 2018 10:49:42 -0800, "Scott Weeks" said: >> I have no knowledge of syslog-ng. Does it do the >> real time scrolling like I mention? > > Use 'tail -f' or similar. The only problem is that with BASH based solutions is

Re: Multicast traffic % in enterprise network ?

2018-08-09 Thread James Bensley
On 8 August 2018 at 19:49, Mankamana Mishra (mankamis) via NANOG wrote: > Hi Every one, > Recently we had good discussion over multicast uses in public internet. From > discussion, it was pointed out uses of multicast is more with in enterprise. > Wanted to understand how much % multicast

Re: Multicast traffic % in enterprise network ?

2018-08-09 Thread James Bensley
On 9 August 2018 at 13:57, Saku Ytti wrote: > On Thu, 9 Aug 2018 at 15:27, James Bensley wrote: > >> A recent customer uses multicast to have the same packet arrive at >> multiple destinations at the same time for resilience (their own >> internal systems, not IPTV or

Re: Multicast traffic % in enterprise network ?

2018-08-10 Thread James Bensley
On 10 August 2018 at 08:44, Jethro R Binks wrote: > > In terms of other Internet use, the BBC recently published this white > paper on the R efforts with HTTP Server Push/QUIC, part of which > describes an "experimental IP multicast profile of HTTP over QUIC". > >

Re: using expect to log into devices

2018-07-21 Thread James Bensley
Do you need to write this yourself, I've used this expect script too many times such that I should be ashamed...It "just works": https://sourceforge.net/projects/cosi-nms/files/ciscocmd/ Cheers, James.

Re: Linux BNG

2018-07-15 Thread James Bensley
Hi Baldur, These guys made a PPPoE client for VPP - you could probably extend that into a PPP server: https://lists.fd.io/g/vpp-dev/message/9181 https://github.com/raydonetworks/vpp-pppoeclient Although, I would agree that deploying PPP now is a bit of a step backwards and IPoE is the way to be

Re: Proving Gig Speed

2018-07-17 Thread James Bensley
> From: "James Bensley" > Also I recommend you test to a server on you network near to your > peering & transit edge. This way users can test up to the point where > you would have over the "The Internet" and have no further control. > Testing to a serv

Re: Proving Gig Speed

2018-07-17 Thread James Bensley
On 17 July 2018 at 09:54, Saku Ytti wrote: > On Tue, 17 Jul 2018 at 10:53, James Bensley wrote: > >> Virtually any modern day laptop with a 1G NIC will saturate a 1G link >> using UDP traffic in iPerf with ease. I crummy i3 netbook with 1G NIC >> can do it on one core/th

Re: Proving Gig Speed

2018-07-17 Thread James Bensley
On 17 July 2018 at 17:18, Mike Hammett wrote: > I don't think you understand the gravity of the in-home interference issue. > Unfortunately, neither does the IEEE. > > It doesn't need to be in lock-step, but if a significant number of homes have > issues getting over 100 megabit wirelessly, I'm

Re: Proving Gig Speed

2018-07-17 Thread James Bensley
On 17 July 2018 at 12:50, Mark Tinka wrote: > But to answer your questions - for some customers, we insist on JDSU > testing for large capacities, but only if it's worth the effort. > > Mark. Hi Mark, Our field engineers have 1G testers, but even at 1G they are costly (in 2018!), so none have

Re: Proving Gig Speed

2018-07-17 Thread James Bensley
On 16 July 2018 at 18:58, Chris Gross wrote: Hi Chris, > I'm curious what people here have found as a good standard for providing > solid speedtest results to customers. All our techs have Dell laptops of > various models, but we always hit 100% CPU when doing a Ookla speedtest for a >

Re: Service provider story about tracking down TCP RSTs

2018-09-02 Thread James Bensley
On Sat, 1 Sep 2018 at 21:06, Garrett Skjelstad wrote: > > I would love this as a blog post to link folks that are not nanog members. > > -Garrett Hi Garrett, It is available via the NANOG list archives: https://mailman.nanog.org/pipermail/nanog/2018-September/096871.html I've shared this story

Re: How are you configuring BFD timers?

2018-03-22 Thread James Bensley
On 21 March 2018 at 13:10, Jason Lixfeld wrote: > Hey, > > For those running BFD on your land-based point-to-point links, I’m interested > in hearing about what factors you consider when deciding how to configure > your timers and multiplier. > > On paper, BFD between

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