RE: Scam telemarketers spoofing our NOC phone number for callerid

We get people calling our noc numbers pretty often trying to report abuse for other people's networks... that is always fun John van Oppen / AS11404 -Original Message- From: Randy Bush [mailto:ra...@psg.com] Sent: Wednesday, October 06, 2010 3:16 PM To: Matthew Huff Cc: ' (nanog

RE: Facebook down!! Alert!

The only way in which I can see facebook as required for operations is when one is hosting apps that must interact with the facbook API. Facebook is a site we keep an eye on from our NOC simply because it is important to a lot our larger transit customers due to them having apps that require

RE: reachability problems Europe-US?

to be black-holing roughly 1/4 of what we were sending them. Thanks, John van Oppen Spectrum Networks / AS 11404 -Original Message- From: Thomas Schmid [mailto:sch...@dfn.de] Sent: Thursday, October 07, 2010 6:10 AM To: Heath Jones Cc: nanog@nanog.org Subject: Re: reachability problems Europe

RE: reachability problems Europe-US?

, October 07, 2010 9:24 AM To: John van Oppen Cc: Thomas Schmid; nanog@nanog.org Subject: Re: reachability problems Europe-US? It seemed from the symptoms OP was seeing, that Qwest was the issue. Has GLBX reported to you that they are having a fault? If not, perhaps try tagging your exported routes

RE: reachability problems Europe-US?

. As of now though we are seeing the issue as fixed and turned up GBLX again. Thanks, John -Original Message- From: Heath Jones [mailto:hj1...@gmail.com] Sent: Thursday, October 07, 2010 9:22 AM To: John van Oppen Cc: Thomas Schmid; nanog@nanog.org Subject: Re: reachability problems

RE: Only 5x IPv4 /8 remaining at IANA

I would say for most of our customers, especially in the hosting space, a class C is a /24, they just don't know networking at all and build their hosting lans using /24s for each vlan. Very few of the requests that we get are submitted using CIDR notation. Personally, I think this is a big

RE: Current trends in capacity planning and oversubscription

I am on the technology committee of the college I attended (Whitman) and they currently have a 200 mbit/sec via gigE link for a campus of just under 2000 and every building has at least 1X gigE into their backbone.They are in a rural area (walla walla, wa) but they don't generally have more

RE: Outage between GBLX and HE?

We saw further evidence of this on paths traversing global crossing to a customer last night.I don't know about others but we are intending to make some efforts to move traffic other places, this type of repeated failure is just terrible, especially since they still continue to announce

RE: Want to move to all 208V for server racks

It is probably worth nothing that a 3-phase input in Europe is actually 240/415 volt Y (for every panel I have seen in Germany at least, even the places I have lived there had 240/415 three phase). The normal 240v single phase outlet circuits were the phase to neutral voltage. Obviously

RE: Want to move to all 208V for server racks

GFCI breakers are very common, the slightly less common version are arc fault breakers which are starting to show up more as well. GFCI breakers are often required on large services, most large (new) 480v services I have seen (1000A and larger) a have Ground fault breakers, in fact I have seen

RE: Facebook issue

Yep...Seeing serious issues from our office here at AS11404, we are peered directly and all looks good at the IP layer but all of us who wanted to procrastinate here at the office are having trouble getting page loads to complete. Oddly, no noc tickets yet. John -Original

RE: Membership model

I'd be happy if https://newnog.org/join.php loaded a page instead of an SSL error. Good to see that you have working v6 connectivity. :)This is being worked on now, it is ironically only broken in v6. John

RE: UCEProtect Level 3

We had complaints about our entire ASN being listed too, due to a bunch of infected hosts in a sub-allocated /23 (out of our nearly /16 of space). The best part is they don't bother to report the abuse, they just block the entire ASN, not terribly productive. John van Oppen Spectrum Networks

RE: massive snowshoe operations may be a cause for concern (was: Re:UCEProtect Level 3)

I agree, spamhaus has always been great. We were on a few feedback loops and senderbase.org did not show much for that subnet... anyway solved now.Got the ex-customer's other ISP to block the announcement since we killed it a while ago, also removed the SWIP. ;) John van Oppen

RE: glue record

Because it gave you the IP of ns1 ns2.push.mobi in the additional section? Looks like a pretty normal answer for a TLD server. John van Oppen Spectrum Networks LLC 206.973.8302 (Direct) 206.973.8300 (main office) -Original Message- From: Anton Zimm [mailto:anton.z...@gmail.com

RE: Fiber cut - response in seconds?

are geostationary): http://en.wikipedia.org/wiki/Geostationary_orbit perhaps further comments can go to the discussion pages on Wikipedia since I would wager a very small number of us push any serious number of bits via satellite. John van Oppen Spectrum Networks LLC Direct: 206.973.8302 Main: 206.973.8300

RE: Cogent input

NTT (2914) and GBLX (3549) both do native v6... most everyone else on the tier1 list does tunnels. :( There are some nice tier2 networks who do native v6, tiscali and he.net come to mind. -John -Original Message- From: Paul Timmins [mailto:p...@telcodata.us] Sent: Thursday, June 11,

RE: Wireless bridge

To come up with an accurate recommendation one really needs to know your budget, on that distance speeds up to 1 gbit/sec are possible if you spend enough on the radios...Do you have some cost and desired throughput parameters to guide everyone's recommendations? -Original Message-

RE: XO - a Tier 1 or not?

XO has been offering a product lately that is all routes except level3 and sprint which leads me to believe that they pay both of those peers... John van Oppen Spectrum Networks LLC Direct: 206.973.8302 Main: 206.973.8300 Website: http://spectrumnetworks.us -Original Message- From

RE: as702 looking glass?

No BGP looking glass but there is a traceroute gateway in AS702: http://zelfservice.nl.uu.net/netwerk/pops/trace.uunet John van Oppen Spectrum Networks LLC Direct: 206.973.8302 Main: 206.973.8300 Website: http://spectrumnetworks.us -Original Message- From: R. Scott Evans [mailto:na

RE: DMCA takedowns of networks

I think that is a pretty standard procedure. We generally give our users 12 hours to remove the content before we null-route the IP... The only time this does not apply is with active spam sources, simple and quite effective. Thanks, John van Oppen Spectrum Networks LLC Direct: 206.973.8302

RE: facebook spying on us?

That comment about wholesale prices is not actually quite true here in the northwest where avoiding BPA actually sometimes results in cheaper power (ie grant, douglas and chelan counties whoes PUDs own their own dams and are obligated to service their customer and as non-profits actually sell

RE: Not operational, but related to the attendees in Philly

That does not seem to be unique to nanog. -Original Message- From: Brett Watson [mailto:br...@the-watsons.org] Sent: Thursday, October 06, 2011 4:58 PM To: nanog@nanog.org Subject: Not operational, but related to the attendees in Philly I'm getting a rash of emails (as are some of my

RE: Outgoing SMTP Servers

of them had ever really had an issue with this policy in terms of keeping customers. I agree with Ricky's current comment on this thread, blocking is unfortunately necessary on the modern consumer portions of the internet. Thanks, John van Oppen -Original Message- From: Owen DeLong

RE: TATA problems?

We saw several customers go away this morning as well. Our network itself is cisco so we did not see anything directly. John van Oppen @ AS11404. -Original Message- From: Tom Hill [mailto:t...@ninjabadger.net] Sent: Monday, November 07, 2011 7:09 AM To: nanog@nanog.org Subject: Re

RE: 128.0.0.0/16 configured as martians in some routers

Here is my little table for 128.0.0.0/21 based on our upstreams: AS7922: Yes AS174: No AS2914: Yes AS3257: Yes AS2914: Yes AS2828: No AS209: Yes John @ AS11404

did AS174 and AS4134 de-peer?

All - I was noticing that it appears from our Seattle-based full route feed from cogent that they may have de-peered AS4134 (or vise-versa)... anyone know anything about this?We noticed this recently in a shift of traffic away from cogent for traffic to and from china telecom... Now

RE: airFiber

We actually have a lot of the old gigabeam radios in service, they are faster than the published specs of the airfiber links (1G full duplex vs 750 mbit/sec fd) and lower latency due to their very simplistic design. To be honest, from a network engineering standpoint, the gigabeams were

RE: fiber cut in California?

We saw the issues on the AS209 backbone as well from our vantage point here in Seattle but we also show a circuit we have down (that rides Qwest) between Yakima, WA and Spokane, WA. The outage corresponds to the IP issues so I would think that it is probably the same cut affecting both the

RE: Assymetric routing L3/VZ (FIOS)

from Level3's looking glass (it sure looks like l3 is reaching the prefix in this email via AS701 as would be expected): BGP routing table entry for 173.79.0.0/16 Paths: (2 available, best #2) 701 19262 AS-path translation: { ALTERNET VZGNI-TRANSIT } edge2.Dallas3 (metric 3827)

RE: Cogent for ISP bandwidth

We have cogent in the mix, and I do have to say one gets what one pays for... They are a no redundancy, no extra capacity kind of shop... This often is noticeable when they have fiber cuts or equipment failures, it also results in a lot more service affecting maintenance than our other

RE: Level3 (3356/3549) changes routing policy

It probably should be noted that AS3356's local pref heirarchy is as follows: Highest: customers of 3356 Next highest: customers of 3549 Lowest: peers This does not really seem odd at all, and is probably what I would do if I owned two separate networks that were going to take a long time to

RE: Level 3 BGP Advertisements

I have ended up excluding .0 and .255 from our DHCP pools in larger than /24 subents due to this exact issue in the past... It is a PITA. I wish people would update filters. John

RE: Level 3 BGP Advertisements

I remember it too... I had a ticket get escalated from our support group in about 2003 of a customer who could not get any internet access... they had XP and had been assigned a .0 IP out of a /23 we were using for a specific pop. That /23 came out of 64.0.0.0/8 so it was clearly a bit

RE: Cogent Haiku v2.0

cancel them just due to the lack of RADB support but at least they have no uRPF filters so I have taken to just doing batch prefix-list updates with them every few months as my sanity-saving solution. John van Oppen Spectrum Networks LLC Direct: 206.973.8302 Main: 206.973.8300 Website: http

RE: Peer Filtering

paths that worked, they were just wrong and we ended up just throwing a prefix-list on that peer. The thing is, one basically has to trust one's transit providers which don't always filter well. Given this trusting one's peers at least some-what does not seem too out there. John van Oppen

RE: anyone else seeing very long AS paths?

500 John van Oppen Spectrum Networks LLC Direct: 206.973.8302 Main: 206.973.8300 Website: http://spectrumnetworks.us -Original Message- From: Matt Liotta [mailto:mlio...@r337.com] Sent: Monday, February 16, 2009 8:55 AM To: nanog@nanog.org Subject: anyone else seeing very long

RE: anyone else seeing very long AS paths?

50, valid, internal, best Community: 11404:1000 11404:1040 agg2-sea-A John van Oppen Spectrum Networks LLC Direct: 206.973.8302 Main: 206.973.8300 Website: http://spectrumnetworks.us -Original Message- From: Andy Davidson [mailto:a...@nosignal.org] Sent: Monday, February 16

RE: Comcast - No complaints! [was: Re: Craptastic Service! (was: Re:comcast price check)]

and thus I never purchased that service when looking into it. On the peering/transit side, the guys at national (AS7922) are really professional (albeit a bit overworked). Our peering link to them is awesome for getting rid of Comcast user complaints. :) John van Oppen Spectrum Networks LLC

RE: Can you see these AS links:)

are interested in. Thanks, John van Oppen Spectrum Networks LLC (AS11404) Direct: 206.973.8302 Main: 206.973.8300 Website: http://spectrumnetworks.us -Original Message- From: Kai Chen [mailto:kch...@eecs.northwestern.edu] Sent: Tuesday, March 31, 2009 7:56 PM To: na...@merit.edu Subject

cogent bgp filtering policies?

the arguments with the support monkeys. I should note that this is actually the second time I have had this issue (the last time was with one of our customers and their cogent connection) even though we only turned up our service recently. John van Oppen AS11404

RE: cogent bgp filtering policies?

allocations were all originated from downstream ASNs from our network. If anyone has an engineering contact at cogent (ie not the support contact) I would love to talk to them as it seems support department front-end is the problem and not necessarily cogent's actual policies. Thanks, John van Oppen

RE: dark fiber and sfp distance limitations

The best OTDR data I have ever gotten prior to signing an agreement for strands is the readings from another pair on the same route.That being said most dark fiber agreements have some sort of minimum performance specifications in them. John van Oppen Spectrum Networks LLC Direct

RE: IPv6 enabled carriers?

be available soon and will replace the current tunneled options they have. Thanks, John van Oppen Spectrum Networks (AS11404) -Original Message- From: Jared Mauch [mailto:ja...@puck.nether.net] Sent: Wednesday, March 10, 2010 11:19 AM To: Charles Mills Cc: NANOG list Subject: Re: IPv6 enabled

RE: HIJACKED: 159.223.0.0/16 -- WTF? Does anybody care?

Why does it matter what his position is? Sounds like they had a forged LOA from the customer and that they fixed the issue when they found out about it. I am not sure you can ask too much more from a network operator, the best thing we can hope for are companies that will cancel customers

RE: IPv6 day fun is beginning!

I was wondering the same thing... we have v6 enabled to about 700 users in our native Ethernet to the home deployment here in Seattle.Unfortunately, user routers don't seem to often support v6 resulting in only about 2-8% of users in most buildings using it, and most of those are just

RE: DDoS - CoD?

i have seen many udp/80 floods as well... pretty common. John van Oppen Spectrum Networks / AS11404 From: Dobbins, Roland [rdobb...@arbor.net] Sent: Tuesday, September 06, 2011 1:00 AM To: North American Network Operators' Group Subject: Re: DDoS - CoD

RE: Pricing for Comcast Connectivity

a AS7922 sales contact if you need it, just hit me up off list... they also have a good list of info on peeringdb for people to contact. Thanks, John van Oppen Spectrum Networks AS 11404 -Original Message- From: Oscar Caraig [mailto:oscarcar...@safe-mail.net] Sent: Friday, September

RE: Internet mauled by bears

We had a cow break down a door to a remote microwave site once...now we are the proud owners of a generator backed electric fence at that site...Rural physical plant issues are almost always entertaining. :) John -Original Message- From: Eric J Esslinger

RE: Cat-5 cables near 200 Paul, SF

an account is not required at least at the locations in Seattle, but an account gets you access to the best prices if you buy in quantity. John - AS11404 From: Carlos Alcantar [car...@race.com] Sent: Friday, May 31, 2013 3:37 PM To: nanog@nanog.org

RE: Multihop eBGP peering or VPN based eBGP peering

Perhaps I am missing something from your advantage list, but why would you want to exchange routing information with a network to which you don't have a connection due to a local failure?I think you are attempting to abstract routing from the underlying physical infrastructure a bit too

RE: One of our own in the Guardian.

Yep, that would be us. :) Lots of 100/100 and 1g/1g home Ethernet connections around the Seattle area. :) Joe was a great guy, we miss him still, one of the nicest guys I knew. John van Oppen Spectrum Networks Direct: 206-973-8302 Main: 206-973-8300

RE: One of our own in the Guardian.

To be honest, that is the problem with most smaller ISPs, their uplinks are not all 10G... The only way to have users who reliably get high speed tests is to make sure one does not have 1G upstream links but obviously for a smaller provider that would not be an option. I think this is why

RE: Experiences with IPv6 and Routing Efficiency

This is exactly what pushed us into 6PE... it was the only way to make performance similar to v4 from a routing standpoint. John @ AS11404

RE: Experiences with IPv6 and Routing Efficiency

, 2014 10:56 AM To: John van Oppen; 'mark.ti...@seacom.mu'; nanog@nanog.org Subject: Re: Experiences with IPv6 and Routing Efficiency On 1/18/14, 10:30 AM, John van Oppen wrote: This is exactly what pushed us into 6PE... it was the only way to make performance similar to v4 from a routing

RE: NANOG 61 hotel

The westin is for all affective purposes connected to the building where the conference is. It would be the closest, the others are a bit further, blocks are very long in Bellevue so keep that in mind when looking at the maps. -Original Message- From: NANOG

FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers.

It is generally much better to do the following: mls cef maximum-routes ipv6 90 mls cef maximum-routes ip-multicast 1 This will leave v4 and mpls in one big pool, puts v6 to something useful for quite a while and steals all of the multicast space which is not really used on most deployments.

RE: FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers.

PM To: John van Oppen Cc: nanog@nanog.org Subject: Re: FW: Getting pretty close to default IPv4 route maximum for 6500/7600routers. John, great point! Regardless, shouldn't need more than 626K to make it to v6 and we wont need as many for v6. That was one of the problems that v6 was designed

RE: Getting pretty close to default IPv4 route maximum for 6500/7600routers.

On the sup 720 they become unshared if you carve v4 away from the default separately, that is why I carve the other two instead.

RE: Getting pretty close to default IPv4 route maximum for 6500/7600 routers.

FIB is not the same as RIB... Perfectly happy 6509, many paths, only one full table in the FIB: BGP router identifier XXX , local AS number 11404 BGP table version is 40916063, main routing table version 40916063 494649 network entries using 71229456 bytes of memory 886903 path entries using

RE: Verizon Public Policy on Netflix

Let's just dispel this, internet bandwidth is not a very significant cost for access networks when compared to moving the data internally and maintaining the last mile access. That being said, incremental usage can drive huge capex, almost always in the very expensive last mile. Most of our

RE: Verizon Public Policy on Netflix

The choice for ISPs at larger scale is peering or caching, peering is cheaper than caching as power is not as cheap as you think as well as the requirement to have two of everything for failover if you do caches (ie can't have my transits or more likely my backhaul blow up if the caches go

RE: Upgrade Path Options from 6500 SUP720-3BXL for Edge Routing

We gave up and went to ASR9ks but that that was also a pretty big budget upgrade... -Original Message- From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Simon Lockhart Sent: Tuesday, July 29, 2014 3:57 PM To: Corey Touchet Cc: nanog@nanog.org Subject: Re: Upgrade Path Options

RE: another cogent oddity

cogent is well known not to filter in any useful way... in terms of sources that should not be there, we see the same thing (or did the last time I looked). John van Oppen Spectrum Networks Direct: 206-973-8302 Main: 206-973-8300 From: NANOG [nanog

RE: Facebook outage?

Dead here at AS11404 from all locations where we PNI or public peer... must be bad over there, v4 dies at their edge, v6 makes it in but no page loads. John

RE: IP DSCP across the Internet

seems pretty real to me, I know we (AS11404) mark to zero on ingress... I think that is the typical case otherwise people would just tag their flood style ddos traffic as max and try to take out everything. John From: NANOG [nanog-boun...@nanog.org]

RE: high latency on West Coast?

Not that we could tell, it was a really annoying location to fix and we saw lots of traffic show up from customers that were multi-homed between us and the affected carriers (L3 and integra), likely amazon saw the same issues we did. RFO I heard was fiber cut on an island in the Columbia

RE: NTT Charles

That is awesome! -Original Message- From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Dorian Kim Sent: Sunday, February 14, 2016 3:25 AM To: Jared Geiger Cc: nanog@nanog.org Subject: Re: NTT Charles AS2914 has a tradition of bidding farewell to technical

RE: John Van Oppen - Wave Broadband

Hi j...@vanoppen.com if you need me or anything from 11404 in general. -Original Message- From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Rod Beck Sent: Sunday, April 16, 2017 9:40 AM To: nanog@nanog.org Subject: John Van Oppen - Wave Broadband If John is on the list

RE: Cisco NCS5501 as a P Router

We were looking at them for the same role as well, P router makes a lot of sense in places where the network comes together (for us often ahead of CMTS boxes etc) but routing is still required due to many paths being available. We are using juniper ACX5000s for this as well currently.

RE: Disney+ Geolocation issues

Did you happen to have this contact? I have a couple of CIDR blocks still having this problem. The blocks involved all seem right on the main geolocation blocks. John From: NANOG On Behalf Of Cassidy B. Larson Sent: Tuesday, November 12, 2019 3:54 PM To: Michael Crapse Cc: nanog@nanog.org

RE: AT is suspending broadband data caps for home internet customers due to coronavirus

We are seeing the peak spread out… we carry mostly pacific northwest residential networks… we are also seeing new, slightly higher evening peaks. From: NANOG On Behalf Of Rishi Singh Sent: Friday, March 13, 2020 8:25 AM To: Jared Mauch Cc: nanog@nanog.org Subject: Re: AT is suspending

RE: Texas internet connectivity declining due to blackouts

Unless you have storage, you are using the utility for services. It is no realistic to assume that they will do net metering forever, it simply does not allow them to fund the distribution network. I honestly think the current rates for solar in-feed at places like Hawaiian electric are more

RE: Reminder: Never connect a generator to home wiring without transfer switch

Yes, most grounding out now that utilities do for work is all phases to one another, to the neutral and to the ground. From: NANOG On Behalf Of Mel Beckman Sent: Monday, August 30, 2021 10:59 AM To: Aaron C. de Bruyn Cc: NANOG Operators' Group Subject: Re: Reminder: Never connect a generator

RE: Reminder: Never connect a generator to home wiring without transfer switch

I told my wife that she is my critical load as such I like to treat our place like a datacenter. House wide UPS for all lights and all bedroom and office outlets, large generator system, ATS and lots of fuel. Last time I was at a nanog and the power went out she chuckled when I told her it

RE: Internet Exchange Visualization

I've always been a little less harsh than What Jared mentions, but my theory is like within say 5-7 ms is probably reasonable as long as the endpoint is closer than the next major IX both are present on. I don't really know what folks think they are getting by peering across the world. I

RE: Frontier Dark Fiber

When working with ILECs it is important to differentiate what must be offered via ICAs and what is offered commercially. We for example sell a ton commercially but effectively none through our interconnection agreements anymore. (we being Ziply Fiber in WA/OR/ID/MT) From: NANOG On Behalf

RE: Increasing problems with geolocation/IPv4 access

Honestly, the only way I’ve found to fix this is completely fill it with subscribers off a BNG and give support a script about what to tell customers. I’ve had folks literally get the wrong TV channels because we assign unused blocks in Portland Oregon out of our parent large aggrigates and the

RE: Typical last mile battery runtime (protecting against power cuts)

20 KW should easily cover the 9KW you could max draw with your strip heat. It is super uncommon to have even peak loads over 20 KW in a house. Even your peak day was only an average of 6 KW. You might need some load shedding just to keep the big stuff from coming on all at once but that is

RE: Seattle NANOG 88 things to see

I'm also willing to try and fit in a few real CO tours around the event if people are so inclined. We operate the ILEC territory to both the north and east of the venue and it is somewhat unique as it is former GTE territory and not bell system. I also recommend the telecom museum.

RE: Do ISP's collect and analyze traffic of users?

As a decent sized north American ISP I think I need totally agree with this post.There simply is not any economically justifiable reason to collect customer data, doing so is expensive, and unless you are trying to traffic shape like a cell carrier has zero economic benefit. In our case

RE: Best TAC Services from Equipment Vendors

That honestly is what my experience used to be but this has not been my observation recently, even when we as a large NSP provide all detail and literally ask about possible bugs. From: NANOG On Behalf Of Joel Esler Sent: Thursday, March 7, 2024 11:46 AM To: Pascal Masha Cc: nanog Subject:

Re: [Nanog] Cogent Router dropping packets

at larger commits either (I won't buy cogent if they don't at least match the terms of our cheapest large-network transit provider). :) John van Oppen Spectrum Networks LLC 206.973.8302 (Direct) 206.973.8300 (main office) -Original Message- From: manolo [mailto:[EMAIL PROTECTED] Sent: Monday

Re: [Nanog] Cogent Router dropping packets

I know I have experienced the engineering department there as well, the best one was when they wanted paper documentation for every route I asked to have in our filters... (and they were incapable of using RADB). It was especially odd since we have 80 of our own peers and three other transit