Tema: Re: Optine korta pameta tinkla
Autorius: MRT
Data: 2018-05-23 13:11:00
>> Ar pas tave MNPH29D-XTR su SR moduliais ir optiniais sniurais?..
>> Kodel DAC'o nenusiperkant, ne karve kainuoja.. na bent jau pigiau nei aklai issprest beda..

> Pagal gabaritus panašu, kad MNPH29D-XTR, dabar nelupsiu lauk
> Kitus sprendimus spest niex nesuinteresuotas, visiems dzin :(

SFP+ yra panasus i ta pati kistuka kaip Teo optikos.. bent sita identifikuot gali..
Bet siaip reiktu tiksliai bent jau identifikuot ar CX4, ar SFP+

Vizualiai skiriasi gi:
http://www.elpeus.com/cx4-cables/cx4-to-sfp-breakout-cables/1m-cx4-latch-to-4-sfp-breakout-cable/

Jei naudojami "gbic'ai" - tai jie irgi "issiima" is tos kortos..
https://en.wikipedia.org/wiki/File:SFP_internal.jpg
Jiems naudojami optiniai kabeliai (jie irgi kiek skiriasi - yra versijos).

DAC (Direct Attach Copper) = nera optikos, o galuose tai kas kisasi i "tuscia korta".

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10GBASE-CX4  = was the first 10G copper standard published by <..>

SFP+ Direct Attach = Also known as Direct Attach (DA), Direct Attach Copper (DAC),
10GSFP+Cu, 10GBASE-CR,[34] 10GBASE-CX1, SFP+, or 10GbE Cu SFP cables.

Short Direct Attach cables use a passive twin-ax cable assembly while longer ones,
sometimes called active optical cable (AOC) use short wavelength optics.[35]
Both types connect directly into an SFP+ housing.

SFP+ Direct Attach has a fixed-length cable,
typically 1 to 7 m (passive cables),
up to 15 m (active cables),[36][37]
or up to 100 m in length (active optical cables).