DOCSIS 3.1 upstream

2016-04-14 Thread Jean-Francois Mezei
Canadian cable carriers seem to have all told the CRTC they can only carry 42mhz in the upstream because their amplifiers and nodes only amplify that narrow band in the upstream direction. Is/was 42mhz common across north america ? In a typical installation, how much of the 42mhz is actually usa

Re: phone fun, was GeoIP database issues and the real world consequences

2016-04-15 Thread Jean-Francois Mezei
On 2016-04-15 17:21, Mark Andrews wrote: > Yes the area codes are huge (multi-state) and some "local" calls > are sometimes long distance. Until early 1990s, the 819 area code spanned from the US/canada Border in Québec, around Montréal (514), included the Laurentians and just about everything n

Latency, TCP ACKs and upload needs

2016-04-19 Thread Jean-Francois Mezei
As part of the ongoing CRTC hearings, the incumbents' claim that continued implementation of the current 5/1 standard would make Canada a world leader for broadband in the future. A satellite company who currently can't even deliver its advertised 5/1 now brags its next satellite will deliver 25/1

Re: phone fun, was GeoIP database issues and the real world consequences

2016-04-20 Thread Jean-Francois Mezei
On 2016-04-20 10:52, Owen DeLong wrote: > For the most part, “long distance” calls within the US are a thing of the > past and at least one mobile carrier now treats US/CA/MX as a single > local calling area Is this a case of telcos having switched to IP trunks and can reach other carriers for

Re: Latency, TCP ACKs and upload needs

2016-04-20 Thread Jean-Francois Mezei
Thanks to all for the sanity check. Always depressing when you think you may have a good argument but after much reading, you find out you don't :-( BTW, in case someone knows. With the recent "beam" satellites having a lot of different focused antennas, how does the uplink work ? Does all traff

Re: DOCSIS 3.1 upstream

2016-04-20 Thread Jean-Francois Mezei
On 2016-04-20 13:09, Rob Seastrom wrote: > Going to D3.1 in a meaningful way means migrating to either a mid-split at 85 > MHz or a high split at 200 MHz Thanks. This is what I expected. But in the past, the canadian cablecos had argued that removing the 42mhz upstream limitation was a huge end

Standards for last mile performance

2016-04-30 Thread Jean-Francois Mezei
The CRTC hearing went well (thanks for all your help). One of the unanswered questions was how to set performance standards for the last mile to ensure people get advertised speeds (within reason). I had asked the question about contention ratio and it appears there is no proper way to set such

Re: NIST NTP servers

2016-05-12 Thread Jean-Francois Mezei
On 2016-05-10 10:59, Stephane Bortzmeyer wrote: > Yes, but they may switch it off for civilian use (by going encrypted, > for instance) at any time, if it is better for *their* operations. In the days of selected availability (GPS precision reduced on purpose), the time signal was still very acc

Re: NIST NTP servers

2016-05-12 Thread Jean-Francois Mezei
On 2016-05-11 10:30, Mel Beckman wrote: > Read deeper into the thread and you'll find where I sourced inexpensive > RF-based NTP servers using CDMA, GSM, and even WWV. For shortwave, you would need to calculate propagation delay between transmitter and receiver. (does signal reach via line of s

Lawsuits for falsyfying DNS responses ?

2016-09-12 Thread Jean-Francois Mezei
As many may know, the province of Québec has passed a law to protect the interests of its lottery corporation. To do so, it will provide ISPs with list of web sites to block (aka: only allow its own gambing web site). There is an opportunity to comment this week in which I will submit. (I've gat

Re: "Defensive" BGP hijacking?

2016-09-12 Thread Jean-Francois Mezei
On 2016-09-11 16:54, Hugo Slabbert wrote: > Hopefully this is operational enough, though obviously leaning more towards > the policy side of things: > > What does nanog think about a DDoS scrubber hijacking a network "for > defensive purposes"? Different spin but still "highjacking": Many moo

Re: "Defensive" BGP hijacking?

2016-09-12 Thread Jean-Francois Mezei
On 2016-09-12 14:14, Hugo Slabbert wrote: > Was this all done at iStop's request and with their full support? When iStop's router stopped making BGP announcements to the world (because its last transit link was cut), and ISP3 highjacked the IP blocks and made BGP announcements pointing to ISP2, I

Re: "Defensive" BGP hijacking?

2016-09-12 Thread Jean-Francois Mezei
On 2016-09-12 14:15, valdis.kletni...@vt.edu wrote: > I don't see "hijacking" in your description of the iStop case - it appears > to have been fully coordinated and with permission. While I am not sure about fully coordinated and with permission, it is an example where it was a desirable outcom

Re: Lawsuits for falsyfying DNS responses ?

2016-09-13 Thread Jean-Francois Mezei
On 2016-09-13 03:42, LHC wrote: > I believe that the CRTC has rules against censorship - meaning that > Videotron, Bell etcetera have a choice between following the CRTC code or the > provincial law (following one = sanctions from the other), rendering internet > service provision to Québec impo

Re: "Defensive" BGP hijacking?

2016-09-14 Thread Jean-Francois Mezei
I got to think about this (dangerous thing :-( Ideally, law enforcement should have the smarts and tools to get involved in DDoS and other similar situations and have the power to compell upstream provider(s) to shut service to a suspect. The current situation appears to be more of a wild-west si

Re: Lawsuits for falsyfying DNS responses ?

2016-09-15 Thread Jean-Francois Mezei
On 2016-09-15 16:03, Owen DeLong wrote: > Please explain to me how one modifies a request or response without > managing to “control the content” or “influence the meaning or purpose”? > > Blocking a request or simply failing to answer MIGHT be within the law, > but returning a false record certa

Re: Dyn DDoS this AM?

2016-10-21 Thread Jean-Francois Mezei
On 2016-10-21 18:45, david raistrick wrote: > switch too..). setting TTLs that make sense for a design that supports > change is also easy. Cuts both ways. Had Twitter had TTLs of say 7 days, vast majority wouldn't notice an outage of a few hours because their local cache wa still valid. It do

Re: Death of the Internet, Film at 11

2016-10-22 Thread Jean-Francois Mezei
Generic question: The media seems to have concluded it was an "internet of things" that caused this DDoS. I have not seen any evidence of this. Has this been published by an authoritative source or is it just assumed? Has the type of device involved been identified? I am curious on how some hac

Re: Death of the Internet, Film at 11

2016-10-22 Thread Jean-Francois Mezei
On 2016-10-22 18:35, Ray Van Dolson wrote: > https://urldefense.proofpoint.com/v2/url?u=http-3A__hub.dyn.com_dyn-2Dblog_dyn-2Dstatement-2Don-2D10-2D21-2D2016-2Dddos-2Dattack&d=DQIBAg&c=n6-cguzQvX_tUIrZOS_4Og&r=r4NBNYp4yEcJxC11Po5I-w&m=iGvkbfzRJPqKO1A6YGa-c1m0RBLNkRk03hCjvVGTH3k&s=bScBNFncB3kt_cG0L3

Re: FW: Death of the Internet, Film at 11

2016-10-22 Thread Jean-Francois Mezei
On 2016-10-22 19:03, Keith Medcalf wrote: > This does not follow and is not a natural consequence of sealing the little > buggers up so that they cannot affect the Internet Problem is that many of these gadgets want to be internet connected so mother at work can check on her kids at home, start

Re: Death of the Internet, Film at 11

2016-10-23 Thread Jean-Francois Mezei
On 2016-10-23 15:46, jim deleskie wrote: > Sure lets sue people because they put too many/bad packets/packets I don't > like on the internet. Do you think this will really solve the porblem? Do > you think we'll not just all end up with internet prices like US medical > care prices? If this wer

Re: Death of the Internet, Film at 11

2016-10-23 Thread Jean-Francois Mezei
A bit tidbits of information from: > http://www.networkworld.com/article/3134035/chinese-firm-admits-its-hacked-products-were-behind-fridays-massive-ddos-attack.html Chinese firm admits its hacked products were behind Friday's massive DDOS attack Hangzhou Xiongmai Technology, a vendor behind D

Re: Death of the Internet, Film at 11

2016-10-23 Thread Jean-Francois Mezei
Question: For something like Mirai and others, there appears to be a timer that starts the attack at a certain day/time (with unknown amount of time to distribute the software to any/all infectable devices prior to attack). Do these generally have a timer to also stop the attack and go dormant aw

Re: Death of the Internet, Film at 11

2016-10-24 Thread Jean-Francois Mezei
Dumb question: If some camera, vaccum cleaner, toothbrush or refrigirator is behind NAT, can it do IP spoofing ? Won't the "from" address be replaced by the CPE router with the proper IP address assigned to that customer so that on the Internet itself, that packet will travel with a real IP routa

Re: Spitballing IoT Security

2016-10-25 Thread Jean-Francois Mezei
On 2016-10-25 04:10, Ronald F. Guilmette wrote: > If all of the *&^%$# damn stupid vacation pet feeders had originally shipped > with outbound rate limits hard-coded in the kernel, maybe this could have > been avoided. I view this differently. The problem is in allowing inbound connections and

Re: Spitballing IoT Security

2016-10-26 Thread Jean-Francois Mezei
While I agree that fixing home routers is the best approach, something bugs me. If an IoT vendor doesn't even know that its devices have telnet or ssh enabled by default (and hence, no management interface to change passwords) and only focuses on the web interface it has added , then how come the

Re: Spitballing IoT Security

2016-10-26 Thread Jean-Francois Mezei
re: having gadgets certified (aka UL/CSA for electric stuff). Devil is in the details. Who would certify it ? And who would set the standards for certification? How fast would those standards change? updated with each new attack? Would standards update require agreement of multiple parties who ra

Re: Spitballing IoT Security

2016-10-26 Thread Jean-Francois Mezei
On 2016-10-26 16:58, Mark Andrews wrote: > > Actually things have changed a lot in a positive direction. > > * Router manufactures are using device specific passwords. > * Microsoft, Apple, Linux and *BSD issue regular fixes for their > products and users do intall them. > * My smart TV has auto

Re: Spitballing IoT Security

2016-10-26 Thread Jean-Francois Mezei
On 2016-10-26 18:02, Ronald F. Guilmette wrote: > http://p.globalsources.com/IMAGES/PDT/BIG/053/B1088622053.jpg > > i.e. a multitude of wall plates in every room, each one bristling with a > multitude of RJ11 sockets into which all manner of shiny new IoT things > will be directly plugged, th

Re: Spitballing IoT Security

2016-10-29 Thread Jean-Francois Mezei
On 2016-10-29 14:07, Eric S. Raymond wrote: > You don't build or hire a botnet on Mirai's scale with pocket change. > And the M.O. doesn't fit a criminal organization - no ransom demand, > no attempt to steal data. it is wrong to underestimate script kiddies and open source code. It is wrong to u

FYI: Net Neutrality in Canada

2016-10-30 Thread Jean-Francois Mezei
This is a heads up, the CRTC (Canada's FCC) is holding a week long hearing on net neutrality in Canada ("differential pricing" is the used). Canada has had its "ITMP" (Internet Traffic Management Practices) policy since 2009 which deals with unfair throttling, and now, we are arguing on zero ratin

Re: Net Neutrality in Canada

2016-10-30 Thread Jean-Francois Mezei
On 2016-10-30 14:20, Rod Beck wrote: > Hi Jean, > > > What is the status of net neutrality in Canada? The Telecom Act has had a clasue against undue preference/discrimination, as well as a "cannot control content", but both have loopholes. (27(2) , a carrier can argue a preference/discriminatio

Re: Here we go again.

2016-11-12 Thread Jean-Francois Mezei
On 2016-11-09 17:54, William Herrin wrote: > I think this discussion is premature. We can hypothesize any number of > evils from the President Elect but until someone introduces a bill we > can only tilt at windmills. The president elect chose Mr Eisenach to help fill jobs in FCC and other telec

Voice channels (FTTH, DOCSIS, VoLTE)

2016-11-20 Thread Jean-Francois Mezei
I need to verify some claims made by incumbents in Canada that VoLTE data travels on a totally separate channel between the phone and the antenna. Does anyone have links to relevant VoLTE documentation that would provide how VoLTE is provisioned ? I was under the impression that it was more of an

Re: Voice channels (FTTH, DOCSIS, VoLTE)

2016-11-21 Thread Jean-Francois Mezei
On 2016-11-21 02:53, Mikael Abrahamsson wrote: > Typically it travels on another "bearer" compared to Internet traffic. > > http://blog.3g4g.co.uk/2013/08/volte-bearers.html > > Think of bearers as "tunnels" between the mobile core network and the > device. Many thanks for the pointer. The fa

Re: Voice channels (FTTH, DOCSIS, VoLTE)

2016-11-21 Thread Jean-Francois Mezei
On 2016-11-21 15:18, joel jaeggli wrote: > SRB and URB are the l2 presentation of the tunnels established for user > and signaling traffic. OK, so wth LTE, if carrier has 10mhz up and down, this represents a single chunk of spectrum providing one pipe ? (in fibre terms: a single light colour thr

Re: Voice channels (FTTH, DOCSIS, VoLTE)

2016-11-21 Thread Jean-Francois Mezei
On 2016-11-21 21:56, joel jaeggli wrote: > Not really the air interface uses OFDMA coding scheme, so it is both > divided into sub-carriers from 1.4 to 20mhz wide which are then also > scheduled accordingly. I have read in a number of places that 1 * 20mhz yields much more capacity than 2 * 10mhz

Re: Wanted: volunteers with bandwidth/storage to help save climate data

2016-12-16 Thread Jean-Francois Mezei
On 2016-12-16 10:58, Rich Kulawiec wrote: > This is a short-term (about one month) project being thrown together > in a hurry...and it could use some help. How much data are we talking about here? A few floppy disks ? a couple of megabytes ? gigabytes ? terabytes ? petabytes ? Have you consid

Multicast IPTV on DOCSIS

2016-12-16 Thread Jean-Francois Mezei
Today, Rogers (in Canada) announced it was ditching it long running project to move to an IPTV platform it had been developping and will adopt Comcast X1. (some $500 million writeoff). Telco IPTV systems use multicasting all the way to the customer's LAN and generally use the Microsoft/Ericcson

Canada joins the 21st century !

2016-12-22 Thread Jean-Francois Mezei
This is more of an FYI. Yesterday, the CRTC released a big decision on broadband. In 2011, the same process resulted in CRTC to not declare the Internet as "basic service" and to set speed goals to 1990s 5/1. Yesterday, the CRTC declared the Internet to be a basic service (which enables additiona

Re: Canada joins the 21st century !

2016-12-23 Thread Jean-Francois Mezei
On 2016-12-23 10:37, Seth Mattinen wrote: > It would certainly suck to be an ISP in Canada and be forced to fund > your competitors. Or does Canada not have any small privately run ISPs > like we do in the US? We not only have smaller ISPs, but also a wholesale framework where ISPs can purchase

Re: Benefits (and Detriments) of Standardizing Network Equipment in a Global Organization

2016-12-29 Thread Jean-Francois Mezei
When doing business in 100 countries, what if vendor A has support in 80 of those countries, and vendor B has good presence in the last 20 ? What if you require a vendor that has presence in all countries and this limits your RFPs to a single vendor ? Does your company run semi autonomous subsidi

Re: backbones filtering unsanctioned sites

2017-02-10 Thread Jean-Francois Mezei
Since 104.31.19.30 is an anycast IP, is it possible that this isn't related to PirateBay but more related to Cogent having a dispute with Cloudfare ? It is counter intuitive for a transit provider to refuse business/traffic, but then again, Cogent has been involved in counter intuituve disputes i

Re: backbones filtering unsanctioned sites

2017-02-13 Thread Jean-Francois Mezei
Cogent seems to have been very very silent on the issue. Could this be because they got some police/NSA/FBI letter requiring confindentiality and requiring Cogent to snoop on all traffic to 104.31.19.30 , and along with agreeing to comply, blocked all the requested traffic which means that their

Re: backbones filtering unsanctioned sites

2017-02-14 Thread Jean-Francois Mezei
On 2017-02-14 08:27, Jared Mauch wrote: > So risk avoidance on the part of the 100k other sites hosted by CF is now a > conspiracy? Cogent is a backbone network that is international in scope. When China tells a network to block the BBC that block happens only in China. If the USA wants to be

Rogers 2022 network outage, Xona Report

2024-08-02 Thread Jean-Francois Mezei
After a July 2022 outage that caused the whole Rogers network to go down for an extended period (bring down the single homed Interac payment system with it across Canada), political pressure caused CRTC to have a process to look into it. Part of it was the commissioning of a report by experts. Fo

Re: Rogers 2022 network outage, Xona Report

2024-08-02 Thread Jean-Francois Mezei
On 2024-08-02 21:39, Jean-Francois Mezei wrote: > Following process, redacted portions of the XONA Partners report have > been published. > > https://crtc.gc.ca/otf/eng/2022/8000/c12-202203868.htm I have some question on terminology: (pardon my newbieness, just wanting to be

Re: backbones filtering unsanctioned sites

2017-02-16 Thread Jean-Francois Mezei
On 2017-02-16 14:59, Sadiq Saif wrote: > From - > https://arstechnica.com/tech-policy/2017/02/a-court-order-blocked-pirate-sites-that-werent-supposed-to-be-blocked/ Many thanks. pardon my ignorance here, but question: For an outfit such as Cogent which acts not only as a transit provider, but

Re: Consumer networking head scratcher

2017-03-01 Thread Jean-Francois Mezei
On 2017-03-01 11:28, Ryan Pugatch wrote: > At random times, my Windows machines (Win 7 and Win 10, attached to the > network via WiFi, 5GHz) lose connectivity to the Internet. > For what it's worth, the router is a Linksys EA7300 that I just picked > up. Way back when, I have a netgear router.

Re: US/Canada International border concerns for routing

2017-08-21 Thread Jean-Francois Mezei
On 2017-08-09 10:11, Hiers, David wrote: > That is what our lawyers are starting to figure out, too. Very glad to see > them converging on the tribal wisdom. late to discussion. You might get some organisations which require you to provide intra-canada routes for privacy reasons. But at the mom

Re: Last Week's Canadian Fiber Cut

2017-08-24 Thread Jean-Francois Mezei
On 2017-08-16 18:29, Christopher Morrell wrote: > Let’s not forget that all POTS and cell service was offline during the > outage - even for local and 911 service. It would be interesting to know how incumbent telco services within Aliant territory became dependent on a link to central Canada. Wh

Re: Hurricane Harvey - Network Status (FCC)

2017-08-28 Thread Jean-Francois Mezei
On 2017-08-27 20:58, Tim Jackson wrote: > KHOU's local transmitter (Missouri City I think is where it's at) seems to > be back on the air, but with all production from WFAA out of Dallas. KHOU had a tweet with video showing the water flooding into their offices/studios and staff having to leave.

Moving fibre trunks: interruptions?

2017-09-01 Thread Jean-Francois Mezei
A large highway interchange is being rebuilt in Montréal (Turcot) and this requires that the CN mainline tracks out of downtown be moved a few hundred metres to the north for a couple of kilometres until it rejoins the existing alignment. Part of the contract involves the cost of moving the fibre

Re: Moving fibre trunks: interruptions?

2017-09-01 Thread Jean-Francois Mezei
On 2017-09-01 16:12, Alain Hebert wrote: > Being somehow familiar with how things operate when it involve > Quebec Govt and the Fed Govt... Expect hell. Pray for purgatory. > Rejoice if it takes less than 3 months. In this particular case, the government is giving CN new land, and once

Re: Moving fibre trunks: interruptions?

2017-09-02 Thread Jean-Francois Mezei
On 2017-09-01 18:38, Ricky Beam wrote: > Buried stuff requires a great deal of planning, permitting, and insurance. Are cables in railway right of way considered "burried stuff" from the point of view of all the regulatory approvals since it is on private land (railway's) ? I take it that it is

Re: USA local SIM card

2017-09-17 Thread Jean-Francois Mezei
On 2017-09-17 13:07, Max Tulyev wrote: AT&T's $45 prepaid pans and its more expemsive sibbling (I think $65) allow over 6GB of data at LTE speeds, and the rest is unlimited but at 2G speeds (I think). The AT&T plans at the $45 and higher levels allows data and voice roaming into Canada, as long

Re: USA local SIM card

2017-09-17 Thread Jean-Francois Mezei
BTW, AT&T's prefered roaming partner in Canada is Rogers. In other words, if you have an AT&T SIM card, it will try to log in first via Rogers. I assume it also roams with Bell/Telus as second choices but have not been able to test it.

Re: USA local SIM card

2017-09-17 Thread Jean-Francois Mezei
Addituinal notes: When setting up AT&T prepaid, at one point you need to insert the SIM into your handset in order to receive a confirmation code (your login password). I know this process works while the handset is in Canada. Even though service is not yet activated on this SIM, the SIM can stil

IOS new versions and network load

2017-09-17 Thread Jean-Francois Mezei
A couple years ago, Apple unleashed an IOS update which made the news because network operators reported serious congestion on their networks as everyone and their uncle tried to download the gig+ package at 11:00 PDT. Was the problem solved simply by Apple staggering the announcement of downloads

Re: USA local SIM card

2017-09-17 Thread Jean-Francois Mezei
On 2017-09-17 16:40, Max Tulyev wrote: > 1. My phone is not LTE but 3G GSM/UMTS capable (all bands, > 850/900/1700/1900/2100). Will it work? Is 3G coverage good enough in New > York and Orlando for VoIP calls (SIP, Viber, Skype)? 3G coverage is a superset of LTE coverage. (aka: carriers still hav

Re: IOS new versions and network load

2017-09-17 Thread Jean-Francois Mezei
On 2017-09-17 18:41, Eduardo Schoedler wrote: > https://www.peeringdb.com/net/3554 Peering would reduce an ISP's reliance on transit provider (and thus load on transit providers) hut still present same problem on the ISP's internal network. Also, doesn't Apple use a CDN such as Akamai or L3 to de

Re: IOS new versions and network load

2017-09-17 Thread Jean-Francois Mezei
On 2017-09-17 19:37, Eduardo Schoedler wrote: > Server is an app now, any MacOS can have it running. But do carriers/ISPs really want to deal with a rack unfriendly Mac Mini or iMac at a carrier hotel? If the Server App could run on Linux, or if OS-X could boot on standard servers, perhaps, it i

Re: IOS new versions and network load

2017-09-18 Thread Jean-Francois Mezei
On 2017-09-18 08:48, Mike Hammett wrote: > It looks very difficult to manage, given the DNS TXT records and domain > search fields. If it was as simple as entering the supported IP ranges, it'd > be a lot easier to implement. I would have to read the stuff again, but my understanding is: cac

Re: USA local SIM card

2017-09-18 Thread Jean-Francois Mezei
On 2017-09-18 19:01, Nathan Anderson wrote: > The larger issue for you with T-Mobile might be their previous (and ongoing?) > use of AWS bands (split 1700MHz uplink/2100 downlink) for 3G service, which > very few phones sold outside of the U.S. support. They have been working > nationwide to r

Re: Puerto Rico just lost internet?

2017-09-21 Thread Jean-Francois Mezei
During the 1998 ice storm, Hydro Québec stated its infrastructure had not been built to widthstand this once in 100 year event. Reporters did some research and the next day asked him if there was a trend in increased freezing rain events. "I'll have to look into it". The next day, the HQ CEO cam

Re: Application Layer Gateways

2017-09-23 Thread Jean-Francois Mezei
What you do with the CPE "firewall" settings depends on what sort of ISP you are. Do you cater to geeks or aunts/grand mothers? Whatever you do, I would suggest that you document in a place that is easy for customers to find exactlyt what apps/protocols are open/closed with the settings you've de

Re: Hurricane Maria: Summary of communication status - and lack of

2017-09-25 Thread Jean-Francois Mezei
On 2017-09-24 17:13, Sean Donelan wrote: > I'm not sure what clearances they are waiting for. If they are already in > Puerto Rico, self-sufficient, and respect curfews and other emergency > responders, they should be able to start local restoration and recovery > activities. Priority is to r

Re: Hurricane Maria: Summary of communication status - and lack of

2017-09-27 Thread Jean-Francois Mezei
On 2017-09-27 17:44, Sean Donelan wrote: > After a week without power, all the stationary batteries throughout the > telecommunications network are likely completely drained. from the point of view of cell sites, wouldn't battery autonomy be measured in hours rather than days? I could see some

Re: Hurricane Maria: Summary of communication status - and lack of

2017-09-28 Thread Jean-Francois Mezei
FYI: White House announces that the US Army Corp of Engineers is in charge of power in Puerto Rico, and were given priorities to hospitals and other emergency services. No mention of telecom being part of those priorities. Initial push is installing temporary power generation. They are not yet wor

Re: Hurricane Maria: Summary of communication status - and lack of

2017-09-29 Thread Jean-Francois Mezei
On 2017-09-29 23:07, Sean Donelan wrote: > I don't know what FCC and PRTRB are counting: > > 286 working cell sites out of 2671 (according to FCC report) > 96 working cell sites out of 1600 (according to PR Telecommunications > Regulatory Board report) I had noticed the different numb

Re: Hurricane Maria: Summary of communication status - and lack of

2017-10-01 Thread Jean-Francois Mezei
On 2017-10-01 23:09, Jason Baugher wrote: > The more I read about this, the more disturbed I get. On the one hand, we > keep hearing that the trucks aren't moving because roads are impassable. Note: media NEVER shows places that are up and running, only shows disaster zones, so one may not get ful

Re: Hurricane Maria: Summary of communication status - and lack of

2017-10-01 Thread Jean-Francois Mezei
On 2017-10-02 00:32, Javier J wrote: > I hope they do. There doesn't seem to be a shortage of FEMA, Army, etc > personnel on the ground or a shortage of truck drivers in the US willing to > help. If 80% of Truck drivers that pick up containers from the ports can't > make it, then this needs to be

Re: Hurricane Maria: Summary of communication status - and lack of

2017-10-02 Thread Jean-Francois Mezei
On 2017-10-02 02:58, Wayne Bouchard wrote: > Well, that's why recovery efforts in broad scale events like this have > to go from a central point to pushing a perimiter farther and farther > out. Create a habital, functional zone where workers can return to > both to organize and recouperate and the

Re: Hurricane Maria: Summary of communication status - and lack of

2017-10-05 Thread Jean-Francois Mezei
got curious about the FCC's definition of "cell site" in the Maria outages reports in Puerto Rico. In the Oct 4 report: Arecibo is reported as having 68 cell sites served, 65 being out. (95.2% outage) The FCC has an "ASR" (Antenna Structure Registration) search for cell sites, and this points

Re: Hurricane Maria: Summary of communication status - and lack of

2017-10-06 Thread Jean-Francois Mezei
I have not ound the official announcements, but the press is reporting that the FCC has granted Google rights to fly 30 of its "Loon" high altitude ballons to provide cellular cervice in Puerto Rico for up to 6 months. (From my readings, there are glorified relays of ground based signals (which I

Re: Hurricane Maria: Summary of communication status - and lack of

2017-10-10 Thread Jean-Francois Mezei
On 2017-10-10 00:47, Sean Donelan wrote: > > The Puerto Rico government has posted threee maps of cellular coverage and > GPS coordinates of Cells on Wheels (COWs) in service. > > http://www.status.pr/Maps/ > > It still looks grim in Puerto Ricofrom a telecommunications perspective. I found t

Re: Calgary <-> Toronto 100% Canadian Fibre Resiliency on failover

2017-10-11 Thread Jean-Francois Mezei
On 2017-10-11 11:40, Jacques Latour wrote: > Does anyone know if there's fibre resiliency between Calgary and Toronto over > the Great lakes, I thinking redundancy could be achieved by using two paths > one following the railroad and the other following the Trans-Canadian > highway. Does anyone

Re: Calgary <-> Toronto 100% Canadian Fibre Resiliency on failover

2017-10-11 Thread Jean-Francois Mezei
BTW, a web site showing list of registered cellular towers in Canada: http://www.ertyu.org/steven_nikkel/cancellsites.html In areas where the 17 or 11 stray from railroad, you could cobine that map with Street View to try to spot towers to see if they are on microwave or not. If I were to cycle

Re: replacing compromised biometric authenticators

2017-10-12 Thread Jean-Francois Mezei
On 2017-10-12 16:58, Rich Kulawiec wrote: > (3) because they facilitate coerced risk transference away from the > people who are actually responsible (and are paid to be so) to the > people who shouldn't be responsible (and aren't paid to be) I think biometrics are seen as a means to reduce the

Re: Temp at Level 3 data centers

2017-10-12 Thread Jean-Francois Mezei
back in the arly 1990s, Tandem had a computer called "Cyclone". (these were mission critical, fault tolerant machines). The reason for "Cyclone" name was that the cabinets had huge fan capacity, and that was to deal with air conditioning failure by increasing the air flow over the electronics to s

Re: Calgary <-> Toronto 100% Canadian Fibre Resiliency on failover

2017-10-13 Thread Jean-Francois Mezei
Answer from Allstream (aka Zayo) A combination: Tor-Ott-Mtl N route is CP & S route is CN. From Tor-Wpg its mostly CN on the N route and the S goes thru various US routes. So Allstream would get you out west via the more northern CN line from Toronto. So you would need to find someone who has

Re: Temp at Level 3 data centers

2017-10-13 Thread Jean-Francois Mezei
On 2017-10-13 14:10, Roy wrote: > > > The IBM 308x and 309x series mainframes were water cooled. The bank I worked for had just installed one. A big change were noise levels, the thing was really quiet. But servicing now required a plumber too. (there was a separate cabinet for the water pumps

Re: Calgary <-> Toronto 100% Canadian Fibre Resiliency on failover

2017-10-13 Thread Jean-Francois Mezei
On 2017-10-13 17:20, Clinton Work wrote: > > My understanding is that nobody has a 2nd diverse fiber route north of > the great lakes from Winnipeg to Toronto. Every provider makes use of > a fiber route south of the great lakes thru the US in order to provide > diversity. But if provider 1 has

Re: California fires: smart speakers and emergency alerts

2017-10-13 Thread Jean-Francois Mezei
Note: Google Maps shows various alerts applicable to the region you are looking at in maps. So, assuming its Speaker is geolocated, Google would know if an alert is applicable to its location and be able to send it to the unit.

Re: California fires: smart speakers and emergency alerts

2017-10-16 Thread Jean-Francois Mezei
re: alerts last march, Montréal had a nasty winter storm which resulted in a stretch of highway wheree all exits were blocked for hours (the government had inquiry on what happened). Cars stuck in there in middle of night for 6 hours. Once police woke up, it would have been extremely helpful if

Re: Northern California fires and telecomm outages

2017-10-17 Thread Jean-Francois Mezei
On 2017-10-17 17:43, Mike wrote: > trying to address. We notified ATT of our need and only days later, > without followup response, it was suggested that we somehow don't have > the legal authority to install microwave My reaction would have been to call local mayor, mayor in twon where you try

Re: Puerto Rico: Lack of electricity threatens telephone and internet services

2017-10-19 Thread Jean-Francois Mezei
On 2017-10-19 03:00, Sean Donelan wrote: > not intended for long-term, continuous use. The generators will need > maintenance and likely experience unscheduled failures the longer they're > used. Permanent duty diesel generators exist. Many northern communities in Canada run on them as their 7

Re: Puerto Rico: Lack of electricity threatens telephone and internet services

2017-10-19 Thread Jean-Francois Mezei
On 2017-10-19 18:18, Wayne Bouchard wrote: > Well, the problem as I understand it is that the infrastructure was > not all that great to begin with. Much of it was damaged in the first > storm and when this second one came through, what remained basically > disappeared. Being hit with a Cat 5 hur

Re: Google DNS intermittent ServFail for Disney subdomain

2017-10-25 Thread Jean-Francois Mezei
On 2017-10-25 13:05, Matthew Pounsett wrote: > I'm also led to wonder how much worse it would be if all those CPE were > open recursives instead of open forwarders. I'd like to see CPE > manufacturers' decision making and processes improved BEFORE we start > encouraging them to go around ISPs' DN

Re: Calgary <-> Toronto 100% Canadian Fibre Resiliency on failover

2017-11-01 Thread Jean-Francois Mezei
On 2017-11-01 03:16, Jacques Latour wrote: > JF, c¹est bon ça! > > This is good point JF, according to > http://www.acwr.com/economic-development/rail-maps/canadian-national we > seem to have a single rail on top of Lac Superior. Both CN and CP (still) have their own tracks. CP along shore of Lak

Broadcast television in an IP world

2017-11-17 Thread Jean-Francois Mezei
Once ISPs became able to provide sufficient speeds to end users, video over the internet became a thing. This week, the FCC approved the ATSC3 standard. What if instead of moving to ATSC3, TV stations that broadcast OTA became OTT instead? Could the Internet handle the load? Since TV stations

Re: Broadcast television in an IP world

2017-11-17 Thread Jean-Francois Mezei
On 2017-11-17 16:37, Luke Guillory wrote: > Have you seen what the OTA guys charge for retrans rights? They don't want to > do this, Fair point. Coming from Canada, OTA stations, because are freely available, can't charge distributors (BDUs (MVPDs in USA) so their revenues are purely from adver

Re: Broadcast television in an IP world

2017-11-17 Thread Jean-Francois Mezei
On 2017-11-17 18:56, shawn wilson wrote: > Besides Netflix, does anyone else offer CDN boxes for their services? This is where local TV stations are different as they are already present in the market they serve. They can connect locally, transit-free to the local ISPs. (and buy transit only for

Re: Broadcast television in an IP world

2017-11-20 Thread Jean-Francois Mezei
On 2017-11-20 17:14, Masataka Ohta wrote: > It is merely that third parties should pay ISPs offering multicast > service for them. Amount of payment should be proportional to > bandwidth used and area covered. Since multicast benefits the ISP the most, why should the ISP charge the content provid

Definition of ISP vs Transit provider

2017-11-22 Thread Jean-Francois Mezei
The FCC is about to reclassify "Broadband Internet Access Service" as an information service instead of Telecommunications Service. This prombpted the following question which isn't about the FCC action per say. This is about how does one define Transit provider vs ISP ? Cogent for instance acts

Re: End of 2017 hurricane season

2018-01-22 Thread Jean-Francois Mezei
On 2017-11-30 22:34, Sean Donelan wrote: > The #(provider name)sucks tweets on twitter in South Florida and South > Texas have essentially stopped. I assume this means that providers > have repaired almost all Hurricane Harvey and Hurricane Irma damage. Sorry for delay in this old topic. In e

Re: End of 2017 hurricane season

2018-01-22 Thread Jean-Francois Mezei
On 2017-12-01 01:15, John Souvestre wrote: > The #(provider name)sucks tweets on twitter in South Florida and South > Texas have essentially stopped. I assume this means that providers > have repaired almost all Hurricane Harvey and Hurricane Irma damage. In an area touched by freezing rain,

Re: Blockchain and Networking

2018-01-23 Thread Jean-Francois Mezei
On 2018-01-23 08:17, Jimmy Hess wrote: > The promise of blockchain is fraud-resistant recordkeeping, database > management, AND > resource management maintained by a distributed decentralized network which > eliminates or reduces the extent to which there are central points of trust > involved in

Re: listserv hosed? [Was: Fwd: nanog.org mailing list memberships reminder]

2018-02-01 Thread Jean-Francois Mezei
On 2018-02-01 22:59, Paul Ferguson wrote: > Started getting a series of these just now from the past. :-) Same here. The 821 headers show Received: to be "now", while the RFC 822 headers have a Date of first of where Month started in August 2017. Suspect something got reset and the list serve

Average number of ports on OLT cards

2018-03-02 Thread Jean-Francois Mezei
Quick question: (sanity check). For a deployment happening now by an incumbent telco (aka: serving large number of homes), how many GPON ports would it want per each OLT card ? or more precisely, what sort of range is there for the number of ports for such a deployment? (The CRTC in Canada is as

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