nanog mailing list archives

Re: breakout


From: Matt Erculiani <merculiani () gmail com>
Date: Wed, 8 Jan 2020 12:20:54 -0700

I think you're looking for an MTP breakout cable, rather than a QSFP28
breakout.

The MTP breakout requires separate optics, whereas the active breakout can
plug directly into a device's SFP+ ports.

Something like...

https://www.fs.com/products/24422.html
And
https://www.fs.com/products/41426.html

You'll also need to tell your device to break out it's 40 g into the
component 10g channels. Then they'll each get a distinct port number.
(Usually just a number appended to the parent port)

-Matt

On Wed, Jan 8, 2020, 12:10 Randy Bush <randy () psg com> wrote:

i am not a fiber/sfp/... geek, so clue bat please

on my left, i have a delta 9020SL running arcos, female 40g qsfp

on my right, i have incoming 10g 1310nm single mode from the seattle
internet exchange.  it is currently into a redstone 10g sfp

    NAME                VALUE
    ---------------------------------
    SwPort              1
    Status              PRESENT
    Valid               True
    Vendor              FiberStore
    Model               SFP-10GLR-31
    Serial-Number       G1804021292
    Type                SFP
    Module-Type         10G_BASE_SX
    Media-Type          FIBER
    Module-Capability   F_10G
    Length              255
    Length-Description

which i am swapping out for the delta 9020

so i am look at something such as https://www.fs.com/products/30900.html
except i do not understand active/passive, AOC1M, etc

thanks in advance

randy


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