Re: 10GBASE-T Switches

2011-02-10 Thread Tom Hill
On Thu, 2011-02-10 at 09:33 +, Roberts, Brent wrote: Looking for feedback/recommendations on higher density Switch’s in the 10GBASE-T arena. Preferably TOR switches if possible. Minimum 16 ports usable for Rack Server connectivity + Uplinks to Collapsed Twin Distro/Core setup. Found the

Re: Real World NAT64 deployments

2011-03-04 Thread Tom Hill
On Thu, 2011-03-03 at 16:33 -0700, Elliot Finley wrote: You are correct. I'm talking about the NAT64 portion of NAT64/DNS64. Elliot Andrews Arnold ( have a NAT64 gateway which is operated by a Firebrick 6202, IIRC. As an ISP this is really for a handful of IPv6-only

Re: [afnog] Suspicious request for IP address space

2011-03-08 Thread Tom Hill
On Tue, 2011-03-08 at 10:36 -0500, Jon Lewis wrote: Odds are, they're looking for a willing host for a snowshoe spamming operation. If I wanted space for something like that, Afrinic region providers would not be my first choice...particularly for the hosting. AFAIK, there are numerous

Re: Nortel, in bankruptcy, sells IPv4 address block for $7.5 million

2011-03-24 Thread Tom Hill
On Thu, 2011-03-24 at 09:10 -0400, Jay Nakamura wrote: 666,624 is kind of odd number, isn't it? That comes out to a /13,/15,/19,/21 and a /22. Yeah, I was trying to work that out -- well done for persevering. :)

Re: What is this Cisco process?

2011-03-29 Thread Tom Hill
Hi Joe, On Tue, 2011-03-29 at 03:52 -0700, Joe Renwick wrote: plf-access#sh proc cpu sorted CPU utilization for five seconds: 27%/0%; one minute: 25%; five minutes: 24% PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process 41 232891470 1072247 217210 20.12% 18.99%

Re: Y'all know Google is offering public DNS services now?

2011-10-10 Thread Tom Hill
On Mon, 2011-10-10 at 14:12 -0700, steve pirk [egrep] wrote: I saw this in a post from Travis Wise of Google yesterday. Pretty cool for those users who do not want to use their ISP's name servers, or just want to have dns resolve quickly from anywhere in the world. In either case, I think

Re: Severe Packet loss

2011-11-06 Thread Tom Hill
On Sat, 2011-11-05 at 17:38 +0100, Randy Bush wrote: The internet is broken Yes dear. Care to tell me which part? Was it just the bias of my nationality that prompted me to repeat this out-loud with a posh, British accent? :) Tom

Re: IPv6 beta support for Android phones

2011-11-06 Thread Tom Hill
On Fri, 2011-11-04 at 15:04 -0700, Cameron Byrne wrote: FYI. T-Mobile USA now has opt-in beta support for an Android phone on IPv6, more info here Very, very good. I hope T-Mobile UK (and elsewhere in the world) take heed. I have to wonder

Re: IPv6 beta support for Android phones

2011-11-07 Thread Tom Hill
Hi Cameron, On Sun, 2011-11-06 at 21:31 -0800, Cameron Byrne wrote: There are a variety of reasons. Most prominent is that if the issue is lack of IPv4 addresses (public and private), dual-stack does not solve this problem, each device still gets an IPv4 address. Another major issue is

Re: TATA problems?

2011-11-07 Thread Tom Hill
On Mon, 2011-11-07 at 10:00 -0500, Todd Snyder wrote: We seem to be having some problems with our tata links - first seen in EU about 45 minutes ago, now we're seeing problems in NA. I'm focused on DNS, so I'm seeing a lot of timeouts/servfails, but our networking folks are talking about

Re: Firewalls - Ease of Use and Maintenance?

2011-11-09 Thread Tom Hill
On Wed, 2011-11-09 at 09:13 +0100, Seth Mos wrote: I am biased because I am a pfSense developer. pfSense is a free open source FreeBSD based firewall with the pf packet filter. I'm a very happy user of m0n0wall and I know pfSense is often seen as the more 'grown up'

Re: Firewalls - Ease of Use and Maintenance?

2011-11-09 Thread Tom Hill
On Wed, 2011-11-09 at 12:01 +0100, Seth Mos wrote: That is correct, it is in the 2.1 branch. Our code has diverged a lot from m0n0wall where it came from so porting it was not easy. Instead I wrote the code from scratch. I wrote the IPv6 code in pfSense 2.1 for the last year and I've been

Re: IPv6 RA vs DHCPv6 - The chosen one?

2011-12-27 Thread Tom Hill
On Mon, 2011-12-26 at 13:23 -0500, Mark Radabaugh wrote: Find me some decent consumer CPE and I would be more than happy to deploy IPv6. So far the choices I have found for consumer routers are pathetic.A fair number of them still have IPv4 issues. You might find Adrian Kennard's blog

Re: Notifying customers of upstream modifications

2011-12-28 Thread Tom Hill
Hi Andy, On Wed, 2011-12-28 at 17:59 -0500, Andy Susag wrote: If you add or remove an upstream provider to your network, do you provide notification to your downstream customers? Likely, it would cause a shift in their traffic. If they are peering with multiple ISPs themselves, they may see a

Re: next-best-transport! down with ethernet!

2011-12-29 Thread Tom Hill
On Thu, 2011-12-29 at 10:06 -0500, Christopher Morrow wrote: yes, let's get something with say fixed sized packets, ability to have predictable jitter and also, for fun, no more STP! Ethernet is too complex, maybe something simpler? I hear there's this new tech 'ATM'? it seems to fit the bill!

RE: QinQ switch or similar

2012-01-12 Thread Tom Hill
On Sun, 2012-01-08 at 14:06 -0600, Jensen Tyler wrote: We have been using Ciena switches for QinQ. CN3920 would fit best for low cost. Pretty easy to use. The 3916 is one generation newer, cheaper, has a hardware FIB and therefore also does all the MPLS bits and bobs (though don't use that

Re: Whois 172/12

2012-01-19 Thread Tom Hill
On Sun, 2012-01-15 at 14:05 +0530, Suresh Ramasubramanian wrote: Jesus. 172.16/12 fine .. that's rfc1918. The rest of 172/8 is mostly unallocated. And for almost all of it, there is Team Cymru: show ip route Routing entry for, supernet Known via bgp, distance 20,

Re: juniper mx80 vs cisco asr 1000

2012-01-25 Thread Tom Hill
On 25/01/12 18:57, George Bonser wrote: I've noticed that though I think that is only on the hardware console port. Most of the work I do is via the management port. If I'm on the console serial port, then I am working manually and just deal with the ^H thing. I don't think that issue by

Re: juniper mx80 vs cisco asr 1000

2012-01-25 Thread Tom Hill
On 25/01/12 20:14, Vinny Abello wrote: On 1/25/2012 2:32 PM, Tom Hill wrote: Annoyingly the Dell 5400 series switches do it on their console ports, too. Thankfully they don't once you're in via SSH. But no-one cares about those! So do the 55xx's, unfortunately. I'm not sure about the other

Re: WW: Colo Vending Machine

2012-02-18 Thread Tom Hill
On 17/02/12 18:35, Jay Ashworth wrote: Please post your top 3 favorite components/parts you'd like to see in a vending machine at your colo; please be as specific as possible; don't let vendor specificity scare you off. Cheers, -- jra I thought they already existed: That

Re: do not filter your customers

2012-02-25 Thread Tom Hill
On 25/02/12 17:20, wrote: On Fri, 24 Feb 2012 21:39:37 EST, Christopher Morrow said: The knobs available are sort of harsh all the way around though today :( So what would be a good knob if it was available? I've seen about forty-leven people say the current knobs

Re: POLL: Network and Service Status Pages

2012-03-06 Thread Tom Hill
On 05/03/12 21:40, Jay Ashworth wrote: Every six months or so, I poll the mailing list for links to your favorite status pages for carriers, web services, and the like, to add to the Dashboard page at If you have any you like, which you know are still working, and are

Re: dell switch config export

2012-03-16 Thread Tom Hill
On 16/03/12 22:02, Ryan Malayter wrote: Despite the terrible GUI and passable CLI, we're found the our 6248s to be remarkable stable and bug free. Some have been up for more than 3 years, and all the things you expect to be problematic on cheap switches (cross-stack LACP, multicast, MSTP, QoS)

Re: NUD- ipV6.

2012-05-03 Thread Tom Hill
On 03/05/12 16:07, S, Somasundaram (Somasundaram) wrote: Hi Everyone, Would like to hear from you on the significance of IPV6 Neighbor Unreachability detection (NUD) specifically on the Router-Router link. While quick failure detection protocols like BFD are already present to detect the

Re: pbx recco

2012-05-15 Thread Tom Hill
On 15/05/12 18:00, Randy Bush wrote: i run a raw asterisk and would not wish it on my worst enemy. I've been itching to try Freeswitch ever since I read this: Tom

Re: CBT Nuggets streaming account

2012-06-11 Thread Tom Hill
On 11/06/12 22:15, STARNES, CURTIS wrote: There is a reason Cisco certs are not considered Paper Mill Certs and that you have to recertify every few years to keep up with new equipment and technologies. That is what our community DOESN'T need, Cisco certs that are looked upon like lot of the

Re: next hop packet loss

2012-08-06 Thread Tom Hill
Hi Jim, On 06/08/12 22:27, Jim Ray wrote: What is the best way to solve this type of problem? It's not a problem, it's checkpoint purporting to be 'secure' when all they're doing is blocking ICMP outright, seemingly. If I try 'tcptraceroute' (from Linux) it works just fine, bare the

Re: /. Terabit Ethernet is Dead, for Now

2012-09-30 Thread Tom Hill
On 30/09/12 20:05, Jimmy Hess wrote: On 9/29/12, Masataka wrote: Jared Mauch wrote: ... The problem is that physical layer of 100GE (with 10*10G) and 10*10GE are identical (if same plug and cable are used both for 100GE and 10*10GE). Interesting.

Re: Barracuda Networks is at it again: Any Suggestions as to an Alternative?

2011-04-11 Thread Tom Hill
On Mon, 2011-04-11 at 12:10 +0200, Gabriel Marais wrote: I have 6 MailScanner servers in production running with Postfix, not had any 'real' issues in the last few years. We have just as many -- and yes, it's great. The only thing I'd prefer would be Exim over Postfix, but Mailscanner does

Re: World of Warcraft may begin using IPv6 on Tuesday

2011-04-23 Thread Tom Hill
On Sat, 2011-04-23 at 13:09 -0500, Kevin Day wrote: For those that don't know, World of Warcraft is currently the largest online role playing game, with somewhere over 12 million subscribers. Version 4.1 of the game is expected to be released this Tuesday, which will be automatically

Re: OT: Server Cabinet

2011-05-04 Thread Tom Hill
On Wed, 2011-05-04 at 09:43 +0100, Robert Lusby wrote: Can you see where this is leading yet? Is there no other entrance that's wider, perhaps a window/skylight? Cutting-up a cabinet (only to find that it's pretty impossible to make it sturdy again) or demolishing the wall may well be more

Re: open source DPI suggestions?

2011-05-07 Thread Tom Hill
On Fri, 2011-04-29 at 07:59 -0500, Kornelijus Survila wrote: Snort ( is also a nice IDS. They provide paid and free rules/signatures. And if you would like 64bit and/or IPv6 support, try Suricata: Tom

Re: Need the perspective of a Level3 customer.

2011-05-13 Thread Tom Hill
On Fri, 2011-05-13 at 01:39 -0700, Joe Renwick wrote: Can anyone peering with Level3 directly tell me if they are seeing coming from the Level3 peer? Thanks for the help. Cheers, Hi Joe, #show bgp ipv4 unicast BGP routing table entry for,

Re: Experience with Open Source load balancers?

2011-05-17 Thread Tom Hill
On Tue, 2011-05-17 at 11:03 -0600, Michael Loftis wrote: On Mon, May 16, 2011 at 5:15 PM, Welch, Bryan wrote: Greetings all. I've been tasked with comparing the use of open source load balancing software against commercially available off the shelf hardware such as

Re: Cogent IPv6

2011-06-09 Thread Tom Hill
On Wed, 2011-06-08 at 23:39 -0400, ML wrote: Did Cogent have the gumption to charge you more for IPv6 too? We have a bit of transit from them (~20Mbit or so) to stay connected to their customers. Getting IPv6 setup was really simple. No extra charges. It's been easier than via our existing L3

Re: ip 6 questions

2011-06-12 Thread Tom Hill
On Sun, 2011-06-12 at 14:46 -0400, Deric Kwok wrote: We will apply ipv6 from ARIN and try to use it in hosting business 1/ Can we use it in our current AS which is using ipv4? If not. Do we have to apply new AS? No, you can route IPv6 IPv4 from the same ASN. 2/ Can arin not allow us to

RE: Consequences of BGP Peering with Private Addresses

2011-06-16 Thread Tom Hill
On Thu, 2011-06-16 at 11:30 +, Leigh Porter wrote: I have not followed this whole thread, but did anybody suggest just using IPv6 for this? I was going to mention this, but it's only the neighbor address that is IPv6. You still need an IPv4 next-hop and that is where the issue is in using

Re: Why is IPv6 broken?

2011-07-11 Thread Tom Hill
On Sun, 2011-07-10 at 10:14 -0400, Jeff Wheeler wrote: Cogent's policy of requiring a new contract, and from what I am still being told by some European customers, new money, from customers in exchange for provisioning IPv6 on existing circuits, means a simple technical project gets caught up

Re: Why is IPv6 broken?

2011-07-11 Thread Tom Hill
On Mon, 2011-07-11 at 04:50 -0400, Jeff Wheeler wrote: Can we have IPv6 transit? Yes, please turn up a session to.. That was asking Cogent for IPv6 dual-stack on our existing IPv4 transit. I continue to hear different. In my first-hand experience just about three weeks ago, I was

Re: London UK smart hands recommendations?

2011-07-15 Thread Tom Hill
On Fri, 2011-07-15 at 16:30 +0100, Mark Blackman wrote: In the unlikely event no one else suggests them, I'll point you at NetSumo, +1, lots of clue available at Netsumo.

Re: IPv6 Linux Server Support

2011-07-26 Thread Tom Hill
On Tue, 2011-07-26 at 15:22 -0400, Paul Stewart wrote: Specific example would be that we're primarily a CentOS shop - during some testing today found out that connection tracking is broken in 5.6 version (after all kinds of Google hits). I understand 6.0 (recently released) fixes this issue.

Re: FTTH CPE landscape

2011-08-05 Thread Tom Hill
On Fri, 2011-08-05 at 01:23 -0700, Owen DeLong wrote: A transparent router (sorry, poor choice of terminology on my part) is a router which doesn't NAT or become selectively opaque (firewall). In other words, it forwards packets and it doesn't do any other arbitrary things to them at the whim


2011-08-12 Thread Tom Hill
On Fri, 2011-08-12 at 08:23 -0400, CJ wrote: So, IS-IS being preferred...realistically, what is the learning curve? Low, IMO. If you know EIGRP/OSPF, you'll have no trouble picking-up IS-IS. Took me a few hours in a Cisco lab @ Uni to have it all worked-out (interestingly that was about all the

Re: vyatta for bgp

2011-09-13 Thread Tom Hill
On Mon, 2011-09-12 at 15:41 -0400, Jared Geiger wrote: There was a bug where you couldn't use two IPv4 peers and then add IPv6. I haven't tested the newest versions yet to see if it still exists. Works great for two IPv4 peers. Discussion between developers on bugfixes can often be seen in

Re: open source with flowspec ?

2014-03-20 Thread Tom Hill
On 2014-03-13 23:13, joel jaeggli wrote: exabgp from ripe labs can inject flowspec routes. You mean from Exa Networks[1], not RIPE: Tom [1]

Re: Experience with Third-Party memory (Cisco)?

2014-05-08 Thread Tom Hill
On 08/05/14 17:46, Shawn L wrote: Does anyone have experience using third-party guaranteed compatible memory. With Cisco's discount it looks like I can upgrade for $5k vs $700 with third party memory. I'm just wondering if others have used it, and how it's performed, or if it isn't worth the

Re: Observations of an Internet Middleman (Level3) (was: RIP Network Neutrality (was: Wow its been quiet here...

2014-05-11 Thread Tom Hill
On 10/05/14 20:40, Phil Bedard wrote: The UK only does this with BT OpenReach since they were the telco monopoly that originated as a government entity. Virgin Media (well all the people who now form Virgin Media) built and operates their own fiber/HFC access networks, the same as MSOs in the

Re: New Zealand Spy Agency To Vet Network Builds, Provider Staff

2014-05-13 Thread Tom Hill
On 13/05/14 19:01, Owen DeLong wrote: I didn’t see the NSA telling us what we had to buy are demanding advance approval rights on our maintenance procedures. Because they didn't (don't) need to...? Tom

Re: Verizon Public Policy on Netflix

2014-07-13 Thread Tom Hill
On 14/07/14 00:00, Brett Glass wrote: ISPs would sign on so fast that such a service could BURY Netflix in short order. By the way, don't think you're not going to have to pay us for all for that dirt you're hurling... These entrepreneurs, digging up dirt and depositing it everywhere. Don't

Re: Muni Fiber and Politics

2014-07-21 Thread Tom Hill
On 21/07/14 18:19, Jay Ashworth wrote: Well, if they are provisioned for it, and if they don't (continue to) impose the silly you can't run a server on a consumer circuit crap they traditionally have. It might improve their ratios if they did relax that... Eventually. I just have no faith

Re: Recommendations for a decent DWDM optical power meter.

2014-07-28 Thread Tom Hill
On 28/07/14 19:33, Timothy Kaufman wrote: Also maybe the ODPM-48. I've got the CWDM version of this, and it does the job. Haven't explored the test result downloading/archiving features (didn't expect them to work with Linux anyway) but overall it was very helpful for measuring loss across

Re: ****SPAM:5.2**** Re: So Philip Smith / Geoff Huston's CIDR report becomes worth a good hard look today

2014-08-12 Thread Tom Hill
On 12/08/14 23:10, William Herrin wrote: I note that the recommended command in that article, mls cef maximum-routes ip 1000, will throw most of your IPv6 routes out of the TCAM instead. Which if you have any IPv6 traffic of substance just kills you in the other direction. Might want to try

Re: Urgent

2014-08-19 Thread Tom Hill
On 18/08/14 18:00, wrote: Contact for God, please reach out to me offlist. djahandarie-20940 [18:12:24] 12:38 @teh-35425 Beer tokens to the man that puts in a request to nanog-ml for 'Contact for God, please contact me offlist' djahandarie-20940 [18:12:36] teh-35425, looks like you

Re: Urgent

2014-08-19 Thread Tom Hill
On 19/08/14 22:43, Tom Hill wrote: Looks like I owe you a beer or two, Randy. :) Or, more accurately, some happy soul has nominated that you shall receiveth said beer tokens, by fortune of spoofed e-mails.. ;D Tom

Re: Scotland ccTLD?

2014-09-16 Thread Tom Hill
On 16/09/14 18:18, David Conrad wrote: Clearly the right answer here is either .SW or perhaps just .WH (since a whisky from a place other than Scotland is obviously just wrong ... :)) Actually heard recently that .sq might be the preferred option. Not sure what the reason for that was. I'd

Re: Saying goodnight to my GSR

2014-09-21 Thread Tom Hill
On 20/09/14 20:26, Jared Mauch wrote: OpenSNMPProject has some of this data for devices that respond to the string ‘public’. Lots of old stuff out there. That might make for quite an interesting talk, Jared. :) -- Tom

Re: peer1 contact?

2014-10-10 Thread Tom Hill
On 10/10/14 19:01, Alistair Mackenzie wrote: Gmail gave me a warning about this email too so that may be your problem. Yeah, my provider classified it as spam too (which I think is a fairly basic SpamAssassin installation). -- Tom

Re: Linux: concerns over systemd [OT]

2014-10-21 Thread Tom Hill
On 21/10/14 23:55, Jay Ashworth wrote: Ok, but how does it handle providing initscripts? I gather any upstreams which used to provide them aren't anymore... It's Gentoo: You should write your own is the most likely answer. -- Tom

Re: Linux: concerns over systemd [OT]

2014-10-21 Thread Tom Hill
On 22/10/14 00:57, Israel G. Lugo wrote: Gentoo is about flexibility and choice. It's got a steepish learning curve, yes, but the documentation is very good; sadly, much of it was lost a few years ago, due to a bad mishap on the community Gentoo Wiki server, apparently without any backups.

Re: Linux: concerns over systemd [OT]

2014-10-22 Thread Tom Hill
On 22/10/14 10:41, Miles Fidelman wrote: Which leads me to ask - those of you running server farms - what distros are popular these days, for server-side operations? We've been running Debian like forever (by way of Solaris and redhat) - but this systemd thing is making me rethink things.

Re: 10Gb iPerf kit?

2014-11-16 Thread Tom Hill
On 11/11/14 00:49, Jason Lixfeld wrote: I gotta wonder. How reliable is iPerf over something like RFC2544 or Y.1564? Especially at those speeds? Apples and oranges? iperf tests a TCP connection (over v4 or v6) and 2544 runs Ethernet tests. Yes, both test throughput, but in very different

Re: Comcast thinks it ok to install public wifi in your house

2014-12-11 Thread Tom Hill
On 11/12/14 07:08, Jeroen Massar wrote: in the LG case though it is opt-out which means that you go to the MyUPC or similar page on their website and turn it off. Turning it off does mean one cannot use that service elsewhere though. AFAIK, British Telecom do something similar here in the UK.

Re: automatic / intelligent fiber optic patch panel (iow SDN @ layer 0)

2014-12-17 Thread Tom Hill
On 15/12/14 12:17, Peter teStrake wrote: Automated cross connects are one of the challenges they are looking to address so it would be interesting to understand why this would not work. Aren't all of these photonic switches active devices? i.e. Lose power and your light disappears. The

Re: Multiple Spanning Tree Instance 0

2015-03-04 Thread Tom Hill
On 27/02/15 11:03, Chris Marget wrote: On Wed, Feb 25, 2015 at 4:09 PM, Graham Johnston wrote: We are planning a migration from Rapid PVST+ to Multiple Spanning Tree to better support a mixed vendor environment. My question today is about MST Instance 0. In

Re: Yet Another BGP (Border Gateway Protocol) Python Implementation

2015-08-06 Thread Tom Hill
On 04/08/15 07:29, Peng Xiao (penxiao) wrote: Cisco has open sourced one part of their BGP monitoring system - YABGP And hosted source code on GitHub. Documentation: Out of curiosity, why did you write your own project,

Re: Super Core Hardware suggestions

2015-08-08 Thread Tom Hill
On 08/08/15 09:12, Matthew Petach wrote: I suspect you might want to look at the QFX10002-36Q series: Also the first thing I thought of - PTX1000 was the other Juniper option, also mentioned. Cisco don't have much of a

Re: Updated Ookla Speedtest Server Requirements

2015-11-09 Thread Tom Hill
On 09/11/15 22:26, alvin nanog wrote: > also in the meantime, while waiting for the fiber stuff to be built out, > you could use a $400 copper-based 10gigE pci card too PCI's a bit too slow for 10Gbit/sec - I'd definitely opt for PCI-E. -- Tom

Re: Updated Ookla Speedtest Server Requirements

2015-11-09 Thread Tom Hill
On 09/11/15 22:35, Josh Luthman wrote: > I expect he was just typing it out and left the "E" =) ;) I can't see Mikrotik taking stock in 10GBASE-T on their CCRs any time soon, either. -- Tom

Re: Routing between TATA COMMUNICATIONS and Level 3 Communications, Inc.

2015-11-02 Thread Tom Hill
On 02/11/15 17:14, Joe Klein wrote: > Found a routing problem between TATA COMMUNICATIONS LOUD NOISES -- Tom

Re: /27 the new /24

2015-10-02 Thread Tom Hill
On 02/10/15 15:32, Justin Wilson - MTIN wrote: > I was in a discussion the other day and several Tier2 providers were > talking about the idea of adjusting their BGP filters to accept > prefixes smaller than a /24. A few were saying they thought about > going down to as small as a /27. This was

Re: Software Defined Networking

2015-09-09 Thread Tom Hill
On 09/09/15 11:51, Bevan Slattery wrote: > Yes. Usually Automation/Orchestration and allowing the customer to manage > their own network requirements in real-time through a portal/iPhone etc? "But, where does this OpenFlow stuff fit into that?" Ad infinitum. -- Tom

Re: Transit Options in the UK?

2015-09-19 Thread Tom Hill
Hi Gary, On 18/09/15 09:29, James Bensley wrote: > For full transit all the big carriers are in most of the major UK PoPs > (it would be handy if you mentioned the PoP name!). Just look on each > carriers website and check their PoP list. As per James, you did forget to point out where the PoP

Re: Opinions on Arista 7280?

2015-11-24 Thread Tom Hill
On 24/11/15 21:16, wrote: > A 7606-S can be purchased refurbished for like 90% off list price. The > market is seriously glutted with them. Not sure the OP was talking about 7600s. They're mostly End-of-Life, and not in any way suited to the OP's requirements (MLAG

Re: NANOG67 - Tipping point of community and sponsor bashing?

2016-06-16 Thread Tom Hill
On 16/06/16 15:40, Dave Temkin wrote: > Nothing in my presentation said "Netflix seeks to get better port fees". > You'll find that I, not once, in my deck or oral presentation, mentioned > Netflix. I spoke at length with LINX after the presentation and pointed out > that I seek to help the entire

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

2016-06-27 Thread Tom Hill
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 answer. I did have a 7604 (non-S) with the same PSUs, 1x SUP720-3BXL, 1x

Re: Equipment Supporting 2.5gbps and 5gbps

2016-01-28 Thread Tom Hill
On 28/01/16 09:44, Jérôme Nicolle wrote: > > Le 28/01/2016 01:51, Baldur Norddahl a écrit : >> > Will we also get 2.5 Gbps fiber optics? SFP modules should support it? > Why wouldn't you go straight to 10G ? The 2.5/5G standards were born *entirely* on the rationale that someone wanted to get

Re: NTT Charles

2016-02-14 Thread Tom Hill
On 13/02/16 20:12, Jared Geiger wrote: > *pictures Charles falling off of a building in slow motion* -- Tom

Re: Arista optics

2016-01-20 Thread Tom Hill
On 20/01/16 16:56, Jeroen Wunnink wrote: > We have good experience with Flexoptix. You can brand them yourself > using their (free?) USB box to any vendor you want, including Arista. > Not sure if they have QSFP's yet, but we have CFP-LR4's running > successfully on multiple paths of our backbone.

Re: NCS5K?

2016-04-26 Thread Tom Hill
On 26/04/16 14:27, Chris Welti wrote: > Judging from the NCS 5001 configuration guides they (NCS5K) don't support > any VPLS, is that correct? Just EoMPLS? It's not targeted as a full-feature box AFAIK. You've got the ASR9k and ASR9xx series for this sort of thing. I do recall some mention of

Re: NCS5K?

2016-04-26 Thread Tom Hill
On 26/04/16 15:02, Colton Conor wrote: > Do you actually think that Cisco would sell at NCS 5501 at the price > point that Arista is going to sell a 7280R for? Spec wise they are very > similar (except Arista has 8 more SFP+ ports and two more 100G ports). > Arista is pricing the 7280R inline with

Re: Arista Routing Solutions

2016-04-23 Thread Tom Hill
On 20/04/16 15:37, Colton Conor wrote: > Can the Arista EOS software combine with their hardware based on the > Broadcom Jericho chipset truly compete with the custom chipsets and > accompanying software from the big guys? In broad strokes: for your money you're either getting port density, or

Re: NCS5K?

2016-04-25 Thread Tom Hill
On 19/04/16 14:46, Chris Welti wrote: > According to some slides from a russian cisco connect event, the > upcoming small-size NCS 5501 and NCS 5502 will support 1M+ FIB and > 50ms per port buffers. Seem to be killer boxes. 48x100GE in 2RU with > large FIB & buffers? Loving it already. I wonder

Re: Netflow/sFlow generator for Linux with BGP support

2017-01-29 Thread Tom Hill
On 29/01/17 06:43, Peter Phaal wrote: > You might want to try pmacct: > That's definitely a good idea. +1 -- Tom

Re: Optical Wave Providers

2016-09-02 Thread Tom Hill
On 01/09/16 22:45, Matthew Petach wrote: > (I'm half hoping to get a flurry of replies telling me > I'm completely wrong, and then explaining the real > issues to me. If nobody replies, it might mean I'm > not entirely wrong). You were not wrong on any particular point, but I don't think you may

Re: 10G MetroE 1-2U Switch

2017-04-17 Thread Tom Hill
On 13/04/17 23:47, Aaron Gould wrote: > Pretty sure I looked at the ciena 51xx and I found that it does not have > mpls in it... pretty sure Erik needs mpls... The 5150 will 'do MPLS', which is pretty clear from their website. The references 5160, too. I wouldn't recommend it personally, but it

Re: Anyone using Arista 7280R as edge router?

2017-04-17 Thread Tom Hill
On 14/04/17 14:51, David Hubbard wrote: > I’m looking at the ASR9001 with add-on ports since I need (10) 10gig. Be careful here; the 9001 won't support IOS-XR 64-bit as far as anyone can make out, and there is a semi-confirmed successor already on its way up ("9901"). Be sure to mention this if

Re: NANOG70 tee shirt mystery

2017-06-04 Thread Tom Hill
On 05/06/17 00:55, Matthew Petach wrote: > Or is there some other cultural reference at > play that I'm not aware of? It could be this: Nirvana & Pearl Jam (amongst others) came out of Seattle, it seems. TIL! -- Tom

Re: Looking for Cisco ASR9000v feedback

2017-06-06 Thread Tom Hill
On 06/06/17 15:34, Erik Sundberg wrote: > Looking for the pro's, con's, and the gotcha's of moving our 1G ports to the > 9000V. The nV licenses for one. Talk about printing money. -- Tom

Re: Russian diplomats lingering near fiber optic cables

2017-06-04 Thread Tom Hill
On 01/06/17 20:44, Rod Beck wrote: > There is a website showing where most of the Trans-Atlantic cables land on > the West Coast of Britain at towns like Bude in Wales. Hiding is not an > option. Bude is in Cornwall, a county of England. It's not in Wales. -- Tom

Re: Russian diplomats lingering near fiber optic cables

2017-06-04 Thread Tom Hill
On 04/06/17 23:32, Rod Beck wrote: > And when you get over trying to score cheap points, you can view the map I'm not the one that needs to look at a map ;) -- Tom

Re: Curiosity about AS3356 L3/CenturyLink network resiliency (in general)

2018-05-18 Thread Tom Hill
On 17/05/18 14:24, Mike Hammett wrote: > There's some industry hard-on with having a few ginormous routers instead of > many smaller ones. "Industry hard-on", ITYM "Greedy vendors". Try finding a 'small' router with a lot of ports (1 & 10GE) for your customers, and the right features/TCAM/CP

Re: Curiosity about AS3356 L3/CenturyLink network resiliency (in general)

2018-05-23 Thread Tom Hill
On 19/05/18 21:51, Ben Cannon wrote: > Isn’t that the ASR9010? (And before that 7609?) I can't tell if you're taking the piss or not. -- Tom

Re: Curiosity about AS3356 L3/CenturyLink network resiliency (in general)

2018-05-23 Thread Tom Hill
On 21/05/18 17:10, Large Hadron Collider wrote: > I would go as far as to say that Tier 1 is a derogatory designation, but > I have a beef with Cogent because they're expecting otherwise Tier 1 > IPv6 ISP Hurricane Electric to bow to the altar of Cogent. Owen, is dat yew?! -- Tom

Re: Curiosity about AS3356 L3/CenturyLink network resiliency (in general)

2018-05-23 Thread Tom Hill
On 18/05/18 14:55, Stephen Satchell wrote: > What happened when you sent out your last RPQ to the vendors with these > requirements? Why bother? There are so few products, with so few vendors, and their list prices & discount levels are easily researchable in less than a day. If you thought

Re: 3rd party QSFP-100G-LR4-S for Cisco

2018-06-06 Thread Tom Hill
On 2018-05-29 13:48, Ryugo Kikuchi wrote: Does anyone have a recommended model of 3rd party's "QSFP-100G-LR4-S" for Cisco ASR and Nexus? Cisco's original 100G SFP costs us an arm and a leg, so we want to try to use 3rd party 100g SFP. But we are not sure which manufacturer's SFP is reliable

Re: Broadcom vs Mellanox based platforms

2018-06-04 Thread Tom Hill
On 04/06/18 06:41, Kasper Adel wrote: > I’m thinking, how do i validate their claims about capability to do > leaf/spine arch, ToR/Gateways, telemetry, serviceability, facilities to > troubleshoot packet drops or FIB programming misses, hidden tools...etc I'd start with a software vendor that

Re: list blockchain

2018-01-29 Thread Tom Hill
On 28/01/18 18:38, Todd Underwood wrote: > Moderators: even when posts are by long term members of the community can > you remind them of the list purpose when they forget, please? Thanks! Randy's post has provided more commentary on our industry than most of the other drivelling nonsense that

Re: 1/2u 100g Metro-E Aggregation Switch

2018-02-16 Thread Tom Hill
On 14/02/18 19:47, Aaron Gould wrote: > What does this include ? > > 17828 (part#) - X870 MPLS Feature Pack (product name) - ExtremeXOS > X870 MPLS Feature Pack (firmware license) I was going to say, 'JFGI', but Extreme really don't make these things easy to find any more... Features in the

Re: Amazon now controls

2018-11-12 Thread Tom Hill
On 09/11/2018 00:46, Eric Kuhnke wrote: > could be an interesting block to put > easily memorable IP services in... My upbringing in the 90s makes '' far more memorable. :) -- Tom

Re: Cheap switch with a couple 100G

2018-11-25 Thread Tom Hill
On 25/11/2018 18:16, Mike Hammett wrote: > I haven't seen anyone selling 25G or 50G transport. That's because, in active transport at least, 100G makes far more sense. You may start seeing passive 25G WDM soon. Finisar have a DWDM tunable, I believe. -- Tom

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