SFP+ on PRO/10GbE

Steven Hartland killing at multiplay.co.uk
Tue Mar 24 22:48:49 UTC 2020


Watch out for the fact some nics don't fully initialise until they are 
given an IP.

On 24/03/2020 21:45, Dan Langille wrote:
> On Tue, Mar 24, 2020, at 4:58 PM, Sergey Akhmatov wrote:
>> On 2020-03-24 11:22 PM, Dan Langille wrote:
>>> 	media: Ethernet autoselect (1000baseSX <full-duplex,rxpause,txpause>)
>>> 	status: active
>>> 	supported media:
>>> 		media autoselect
>>> 		media 10Gbase-SR
>>> 	nd6 options=23<PERFORMNUD,ACCEPT_RTADV,AUTO_LINKLOCAL>
>>> 	plugged: SFP/SFP+/SFP28 10G Base-SR (LC)
>>> 	vendor: AVAGO PN: AFBR-703SDZ SN: AD0946A00YB DATE: 2009-11-10
>>> 	module temperature: 38.09 C Voltage: 3.33 Volts
>>> 	RX: 0.31 mW (-4.95 dBm) TX: 0.56 mW (-2.48 dBm)
>>> [dan at r720-01:~] $
>>>
>>> That looks right to me, but I have never inspected this before.
>> Not right actually. The supported media is "10Gbase-SR" which is correct
>> for this type of SFP,  but autodetected is "1000baseSX" and it's not
>> even listed as supported.
>>
>> That doesn't make sense to me, maybe try to set media type manually?
>>
>> # ifconfig ix0 media 10gbase-sr
> See my recent post.  ifconfig down/up fixed the NIC.
>
> Thank you for your help. It is appreciated.
>



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