[vcf-midatlantic] SX GBIC fiber cable speed

Neil Cherry ncherry at linuxha.com
Tue Feb 16 01:27:03 UTC 2021


On 2/15/21 5:37 PM, Mike Loewen via vcf-midatlantic wrote:
> On Mon, 15 Feb 2021, Dave McGuire via vcf-midatlantic wrote:
> 
>> On 2/15/21 2:38 PM, Ethan O'Toole via vcf-midatlantic wrote:
>>>  I used to work at a place that used 10baseFL. It was a big waste of money.
>>>  Every computer that came in had an Intel 100mbps nic, it got yanked and
>>>  replaced with a $400 10 megabit fiber card. But when lightning struck near
>>>  one of the buildings, it blew out like $100K worth of Lucent Definity
>>>  phone boards and every HP cat5 jetdirect board.
>>
>>  I think the "FL" in 10baseFL stands for "FLorida".  Lightning capital of the world and all.  I lost about half a dozen copper 
>> ports down there before I developed a rule for my network: If it leaves the room, it's on fiber.
> 
>     When I was working in MD, we had a customer with a long RS-232 run between buildings. I was there several times to replace the 
> 1488 and 1489 chips in the remote printer. They never did do anything about it.

I worked on boards added to the AP news wire printers (Okidata 80's a later). If someone mentioned
lightening I didn't even diagnose the problem. I just popped the two out and tested. They were
good chips and sacrificed themselves for the rest of the printer. :-)

-- 
Linux Home Automation         Neil Cherry       ncherry at linuxha.com
http://www.linuxha.com/                         Main site
http://linuxha.blogspot.com/                    My HA Blog
Author of:    	Linux Smart Homes For Dummies


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