They are typically used indoors for short runs (inter/intra-rack, etc).

On Mon, Jan 16, 2017 at 9:11 AM, Chuck McCown <[email protected]> wrote:

> I didn’t know this was a thing.  I interpreted the question as fiber....
> Using SFP and a fiber “cable” is an excellent thing to run up a tower.
>
> Have never seen these DACs.
>
> *From:* Josh Reynolds
> *Sent:* Sunday, January 15, 2017 7:17 PM
> *To:* [email protected]
> *Subject:* Re: [AFMUG] Direct attach sfp cables?
>
> They are also thicker than the cat6a I had, with less flexibility :(
>
>
> On Jan 15, 2017 8:00 PM, "Josh Baird" <[email protected]> wrote:
>
>> Maybe you need better cable management or you are using super thick
>> DACs?  They are obviously going to be thicker than individual strands of
>> fiber.
>>
>> We regularly terminate 2 racks of dual homed servers in one cabinet using
>> nothing but DACs.
>>
>> On Jan 15, 2017, at 8:48 PM, Josh Reynolds <[email protected]> wrote:
>>
>> Yes they are cheap, but they have less of a bend radius than modern
>> fiber, they don't provide electrical isolation, and they are an absolute
>> bitch when it comes to cable management.
>>
>> I thought it would be a great idea to put a couple hundred DAC'd ports in
>> a rack. Terrible idea. Never again.
>>
>> DACs you say? *Spits on ground*
>>
>> On Jan 15, 2017 7:46 PM, "Seth Mattinen" <[email protected]> wrote:
>>
>>> On 1/15/17 5:02 PM, Jason McKemie wrote:
>>>
>>>> What's the purpose? Seems like it would pretty much always be better to
>>>> just use fiber...
>>>>
>>>
>>>
>>> Super cost effective way to connect a rack full of servers to a TOR 10G
>>> switch.
>>>
>>> ~Seth
>>>
>>

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