[j-nsp] 4x1G QSFP?

Simon Lockhart simon at slimey.org
Thu May 23 16:11:21 EDT 2019


On Thu May 23, 2019 at 03:07:00PM -0500, Chris Adams wrote:
> Ah, okay.  This may be a dumber question then: do SFP+ optics typically
> support a 1G mode as well?  I've never actually tried that (just plugged
> a 1G SFP into the SFP+ port as needed).

MX204 supports 1G SFPs in the SFP+ ports. (MX10003 doesn't have any SFP+ ports)

I've seen 10G SFP+ modules inserted in 1G SFP ports, and work just fine at
1G, but I suspect it depends on using an SFP+ that's multirate.

Simon


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