• Noodle07@lemmy.world
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    2 hours ago

    I should download classic wow servers game and addons for long term storage in case of WW3 🤔 and wikipedia too

  • Jyek@sh.itjust.works
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    12 hours ago

    This tech would be great if we had high power nodes all across the globe. But we do not. Maybe a cool idea could be encrypted data over FM radio. The radio stations already exist and are a dying business. Nonprofits could buy up radio stations and rebroadcast data broadly and only those with the encryption keys could decrypt. Cut the ISP out entirely. Like the difference between a local call and a long distance call.

    Meshtastic communication would prioritize local hops where they are available and then where there are spans of area without nodes, they could hop across radio broadcasts.

    Primary issue would be speed. Next to no bandwidth on a signal like that. Kbps not Mbps. Perhaps an incentive for much better compression as well.

  • rumba@lemmy.zip
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    17 hours ago

    So, I setup meshtastic.

    Put an antenna on my roof.

    Have a decent number of mesh radios. Put one in each car in relay mode.

    Setup a locally run LLM and made an interface to it.

    Working on setting up a BBS.

    I’m in the high density suburbs, I can, when the weather is just right, reach a single node that doesn’t seem to be able to reach any other nodes.

    If I go on a drive, I can see 5-10 nodes.

    Adoption in the mid-Atlantic US is just so damn low, it’s not really usable.

    We need some antennas up high, but there aren’t any reasonable options around me.

  • dreadbeef@lemmy.dbzer0.com
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    16 hours ago

    The internet will get back up if it goes down. It is very decentralized. Sea cables and DNS is where most of the centralization occurs, and DNS going down is not at all the end of the internet. How man sea cables have to be broken at once for the internet to break, I’m not entirely sure.

    Meshtastic is a cool thing and it is very useful, internet up or down.

      • Smoogs@lemmy.world
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        1 hour ago

        Friend: do not underestimate how much greed the cel companies are capable of. Many have been working on their own satellite setups in preparation and blasting it in everyone’s face lately.

      • Blackmist@feddit.uk
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        14 hours ago

        How resistant would this be to jamming? Iran managed to black out Starlink.

        And how trackable is it? Not sure how many people would be prepared to run one of these boxes if the Revolutionary Guard are going to come knocking.

        • frozenicecube@lemmy.ca
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          12 hours ago

          It’s pretty easy to jam as it’s just radio waves. Increase the noise on the channel and the chirps of your msg don’t get heard. That said there are some options to vary the channel as a group, and jamming a broad and robust mesh completely vs an area of nodes is a bit harder.

          Trackable as in traceable? You mean finding your node location? By default not overly difficult but again, can be set up to make it hard to find you.

        • Olgratin_Magmatoe@slrpnk.net
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          16 hours ago

          Riots are better coordinated when people can communicate wirelessly

          A government can shut down a riot of 10,000

          It struggles with 10 1,000 person riots.

          • dreadbeef@lemmy.dbzer0.com
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            16 hours ago

            No doubt, but meshtastic really is a temporary solution, but a very good solution since it’s only necessary for a temporary amount of time. I’m just saying there aren’t really many cases outside of a catastrophic mass human extinction event that would disable the internet infrastructure beyond maybe a few years if that. Won’t be a library of alexandria moment from a connectivity side, but which servers are still up is the real question

          • DNS@discuss.online
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            16 hours ago

            I didn’t know riots and protests 50+ years ago depended on the internet. Crazy.

      • Fizz@lemmy.nz
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        15 hours ago

        If they shut the Internet and there is a decent meshtastic network they will jam that as well.

        • 🍉 Albert 🍉@lemmy.world
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          14 hours ago

          This is a non answer. yes, hypothetically they can, but the whole point of finding alternative channels is to make it difficult for them to do so, to the point that they might not even try.

          That pessimism of “they can jam it anyways” is like saying do not wear a helmet while riding a bike, if you are meant to die that day, you will die regardless of head protection.

          Plus, it will take resources for them to jam things, and the more resources they need to do that shit the faster it will deplete them and the less they can do, it is so obvious I do not know how to write it without sounding demeaning.

        • Olgratin_Magmatoe@slrpnk.net
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          14 hours ago

          Maybe so, but incompetence is persistent within fascist organizations, and it adds an extra problem for them to deal with, which has value for that fact alone.

          • Fizz@lemmy.nz
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            35 minutes ago

            It adds a lot of extra risk since each node is a constant radio beacon that is easily trackable.

            Compared with handheld radio that broadcast and disappear.

    • Allero@lemmy.today
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      15 hours ago

      There are normally only a few points at which traffic enters the country. Shutting them down will effectively cut you from most of the Internet, and the rest that remains will be fully in the jurisdiction that oppresses you.

  • Regrettable_incident@lemmy.world
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    19 hours ago

    So much of our infrastructure uses the internet now that if it goes down I wouldn’t be shocked if electric grids, healthcare, shopping, public transport, etc also shit the bed.

    • 🍉 Albert 🍉@lemmy.world
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      14 hours ago

      Add some batteries to the meshtatic nodes. and even if all electricity and networks go down, you and your friends can still organize and plan.

    • titanicx@lemmy.zip
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      16 hours ago

      Internet outages happen all the time. Most of these networks can run independent for a time. And are designed to be so. Only smaller networks have issues because they are not designed as such. But things like toast make a small store feasible to run. If electricity goes out then it has bigger issues, but I’ve seen stores go to hand swipe cards before to keep from closing.

    • 0x0@lemmy.zip
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      16 hours ago

      I wonder if that fancy bed company that saw it’s beds freeze 'cos no AWS ever sold to hospitals…

    • massacre@lemmy.world
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      17 hours ago

      I can only speak for the US, but our electric grids and production are supposed to be air gapped for critical infrastructure. Healthcare? I doubt it based on the continuous leaks there - and medical supply chains are tightly integrated with internet/cloud… Shopping still has a fairly sizeable local accessibility for staple items, certainly food distro where the internet wouldn’t matter for at least a short while, but it’s also tightly integrated for Supply Chain Management, much like Health care - so there could be a run on it.

      I’m not sure on public transport, but most are goverment led, so probably air gapped.

      There’s also a shitton of dark fiber laying about. Internet infrastructure COULD be brought back up depending on the damage that triggered outages in the first place.

      • LePoisson@lemmy.world
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        16 hours ago

        Literally all the ordering for stores uses the internet now; we’d be absolutely fucked for a good while if the internet actually went down in the USA.

      • 0x0@lemmy.zip
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        15 hours ago

        I can only speak for the US, but our electric grids and production are supposed to be air gapped for critical infrastructure.

        Do oil pipelines count? 'Cos Colonial got hacked and everybody thought they were airgapped.
        I think some water facility was too but no serious values were changed - 'cos and admin preferred to sit comfy at home.

        • massacre@lemmy.world
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          14 hours ago

          I’m not exactly standing behind it - just saying what I’ve read. I’m confident nuclear plants are after 9/11. Anything else is probably hit or miss, including petro/gas pipelines, coal, and generating plants specifically. Plus if a bad actor (likely state sanctioned) decides to, they can get through air gaps with spies/traitors/unwitting idiots with a simple USB drive. After air gapped uranium processing centrifuges were wrecked with an errant USB drive, I would expect all systems to disable or remove USB drive connectivity, but I’m sure that’s inconsistent… at best.

    • ramenshaman@lemmy.world
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      12 hours ago

      Their website is .nl, so it may or may not be Netherlands time, which would be 6PM UTC, I think.

  • foggenbooty@lemmy.world
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    15 hours ago

    How resilient is something like Meshtastic? My understanding is that anyone can configure their device poorly so that it can become overly chatty, congesting the network. Even in ideal an ideal scenario with properly configured nodes, could this actually survive if it saw more than hobbiest adoption?

    I think it’s really cool and i like having this idea of a backup communication system, but if has serious range limitations and is likely to be overwhelmed in a no-cell scenario is it even worth it, or is it just fun to play around with?

    • fastether@lemmy.world
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      1 hour ago

      By default it implements rough limits that you cannot exceed to make sure that you do not not transmit too much noise. Additionally, you can always establish private channels for your nodes and / or not retransmit at all.

      Meshtastic isn’t intended for mission-critical uses or as an internet substitute. It is intended for very basic text based communication (e.g. between your friends) or remote IoT devices.

      The congestion argument also applies to all radio based communication, there are always people transmitting with high gain, noisy outputs or spam.

  • melsaskca@lemmy.ca
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    20 hours ago

    I’ve not been recycling my tin cans and I have a whole shitload of string. Happy to share.

  • qyron@sopuli.xyz
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    24 hours ago

    If this is something I can setup with no need of complex licenses, it would be interesting.

    I live in a small town and it could prove as a useful city project for cheap, reliant, local communications.

    • paequ2@lemmy.today
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      23 hours ago

      setup with no need of complex licenses, it would be interesting

      It doesn’t seem like you need any licensing, it’s like a walkie talkie.

      it could prove as a useful city project for cheap, reliant, local communications

      I’m not sure if that’s the right usecase. Meshtastic seems to be for short-range, line-of-sight-ish communication. Apparently, you can set up repeaters to expand the coverage area, but it seems like buildings, trees, etc will dramatically affect the signal strength. (I think?)

  • utopiah@lemmy.world
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    19 hours ago

    Lot of complex discussions here about Ham radio operator, new hardware or protocol like Mestastic, SDR, etc so I’d start with “just” what people already have at home and only AFTER go there, if need be.

    If you have WiFi Mesh at home or IoT via ZigBee or Z-Wave you already are doing mesh networking. Sure you might not have Internet access this way but the principle is already there via your existing relative affordable infrastructure.

  • sol6_vi@lemmy.makearmy.io
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    19 hours ago

    I got a visa gift card for Christmas I’m spending on LORA today. Western NY here. Probably gonna build some decent nodes at home and office. Will add to the map to help encourage others.

    • CoriolisSTORM88@lemmy.world
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      14 hours ago

      Not to discourage you, and I’m not sure if LORA you’re referring to is LORA-WAN that we were implementing at my employer, but we abandoned it for cost and manufacturer support (firmware support issues).

  • FackCurs@lemmy.world
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    15 hours ago

    Just installed two Bluetooth mesh messaging apps on my phone, just in case. Is there one y’all recommend? Are BIT and Berkanan ok?

    I already have too many hobbies, not going to get into amateur radio. I guess I’ll go buy a battery powered radio receiver when I get a chance, or one with a crank.