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This is the correct answer, always single mode. It's been the most future proof to date, people just keep figuring out how to cram more and more wavelengths into it.

Wiitek is a brand with the lower wattage ones that run around 60°C, not sure if they are on AliExpress, but they are on amazon.ca and worked perfectly in my Mikrotik. To OP and other readers, if getting into switches with transceivers be aware that many enterprise networking gear vendors vendor lock their ports and transceivers. That was an expensive lesson for me. There are third parties selling off-brand transceivers for a lot cheaper than the branded ones (fs.com is probably the biggest and best known). This can get complicated if you have different manufacturers and need different coded transceivers or even DACs with different "brands" on each end.


Yeah those ones. - Broadcom chipset I believe. I did end up finding much cheaper non Wittek branded ones too on aliexpress but bought a couple different so can’t confidently share link. Think the key was looking for the ones marked Broadcom and 80m?

> vendor lock

That’s one advantage of aliexpress- it’s all unlocked


The modules/transceivers are unlocked there, but the switch ports may not be. Mikrotik doesn't vendor lock their ports, but the bigger manufacturers do. Some places sell transceiver programmers, but those are locked to their own modules (I think that may be due to a technical limitation). So fs.com's modules can be reprogrammed with FS.com's fiber box thing, and ubiquiti's modules can be reprogrammed with their Ubiquiti Fiber Wizard (I think that's the name of it?).

My switch has vendor locked ports, and there's a console command to disable the lock, but I'd have to beg the manufacturer for an unlock key (it's based on the switch's serial I believe) for a key, and it's a used switch, and they are not a fan of people using their OS on used switches since their license entitlements are non-transferable. So it's FS for me, and if my next used switch is a different brand I'll have to shell out for their reprogrammer.


The aliexpress 8 port managed 10gig switches are like 120 bucks now.

I just don't see the point in playing along with the vendor's games anymore - licenses, locked ports, even sceptical of ubiquiti after their ill fated attempt to force cloud accounts.

That said I can understand that not everyone is keen on mystery hardware


It’s an entire new world of weird things; I have some “ancient” Nortel PoE gigabit switches with 10G uplinks that I was able to find who the actual OEM was, and then find a firmware that could be massaged on.


Nice score on the used switch! I used a 10GbE Mikrotik up until recently until it started having hardware failures (my second one, a few years older is running perfectly, been very happy with it). I got exceptionally lucky finding a used 64 port 40/100Gbps enterprise switch on ebay for $1000CAD (same switch here normally goes for $3-4k CAD used). Most of my ceph cluster is limited to 10Gbps (onboard RJ45 for 4/5 nodes, and the PCI-E slot on each is taken by NVMe drives), but I feel I'm already outgrowing that speed, my few nodes already saturate 10Gbps - NVMe drives are fast! Now I just gotta wait for 100GbE NICs to come down in price, I'm not sure I'm ready to buy a used NIC yet (was nervous about the switch, first used piece of network gear for me), but the knock off Intels are like $350 minimum here for a 2 port.


The only “new” NIC in my setup is the one in the 10G thunderbolt dock for my Mac, everything else was used and has worked perfectly.


Good to know! Not sure why I am so often shy on getting used. I've done it when the deals are simply very good, but that's just been with referb harddrives (with a warranty) and this switch, which was just too good of a deal. I gotta get braver there.


The thing I like about used networking gear is if it starts failing, it's really noticeable; TCP/IP is checksummed up so many assets.

And if I have to go back to gig for a week or two, the horror!

But it's not permanent data corruption.


The repair ability is why I went with a Framework. My last two laptops had keyboards that lasted until a few months after the warranty. Rest of the laptop works, but I can't find replacement keyboards at a reasonable price. So a framework, and I bought a spare keyboard upfront on the off chance they go bankrupt.


Sounds a lot like dokuwiki.


Yes, you are right and I think they decided to go the right way. I just use a different storage format to be "compatible" with different tools and my focus was more on the writing flow.

For me it wasn't just about features. It was for me about, how can I upload a Screenshot from prometheus during an incident without fighting the tool.


It's not true, it's false.


Automatically generated AI music slop!

LLM hallucinated news (in French) slop!

There's two down, now someone give me a billion dollars in start-up funding please so I can tackle the others.


Email probably could not happen today.


While I love the Internet and all sorts of modern life fixtures (in a developed country), I feel a bit like I missed out by not being alive when all the crazy drinks were around.


Boy have I got news for you about the availability of drugs in modern days


The thing is the drugs are known to be drugs. Back then "patent medicine" could be whiskey, could be Dr Pepper, could be cocaine.


Or Arsenic - it really cures what ails you - you won't be bothered by whatever it was you were complaining about before.


Probably best to have missed out on radium water.


You can still get your Radium Spa treatment in the Czech Republic: https://www.axxoshotels.com/radium-palace-spa


Cocaine is still readily available.

Pour yourself a nice glass of wine with some coke on the side?


Unadulterated cocaine is not readily available to 99% of people. Who wants to risk getting some fentanyl or whatever else as a layperson wanting to try it?


But from reputable sources


This comment seems addressed to the portion of the population that both doesn’t know how to safely buy illegal drugs and also is able to determine which drug sellers are reputable. i can only assume this is an extremely small amount of people


I get concerned when a product’s reviews are all: “received and looks good, will update review when I try it”

I can only assume they all died.


I deleted your calendar, I'm sorry.


But you BET that person is never, ever making that mistake again!


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