[195052] in North American Network Operators' Group
Re: PCIe adapters supporting long distance 10GB fiber?
daemon@ATHENA.MIT.EDU (Karsten Elfenbein)
Tue Jun 20 03:44:24 2017
X-Original-To: nanog@nanog.org
In-Reply-To: <1ad2f088-6183-0737-8d1c-f3b4d618be57@gmx.net>
From: Karsten Elfenbein <karsten.elfenbein@gmail.com>
Date: Tue, 20 Jun 2017 09:44:02 +0200
To: chiel <chiel@gmx.net>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
Hi,
most 10GE cards have either direct 10GBASE-T port(s)s or SFP+ slot(s).
The SFP+ transceiver you plug in determines the range. (SMF/MMF,
wavelength, link budget)
Reading the optical parameters is a bit tricky on most NICs.
Karsten
2017-06-15 11:10 GMT+02:00 chiel <chiel@gmx.net>:
> Hello,
>
> We are deploying more and more server based routers (based on BSD). We have
> now come to the point where we need to have 10GB uplinks one these devices
> and I prefer to plug in a long range 10GB fiber straight into the server
> without it going first into a router/switch from vendor x. It seems to me
> that all the 10GB PCIe cards only support either copper 10GBASE-T, short
> range 10GBASE-SR or the 10 Km 10GBASE-LR (but only very few). Are there any
> PCIe cards that support 10GBASE-ER and 10GBASE-ZR? I can't seem to find any.
>
> Chiel
