I can't seem to find the answer to this in the OSA manuals so I thought
I'd run it by here......

Two weeks ago, we upgraded to a z890-A04. With this z890 came two OSA
Express 1000Base-T Ethernet cards. I have configured Port 0 on one of
the cards for TCPIP traffic (using QDIO) and port 1 is configured for
ICC (system consoles). No problems there. 

Unfortunately, my Auto-Negotiate setting did not negotiate correctly
and we wound up getting 100mbit/half duplex on Port 0 and 100mbit/full
duplex on Port 1 instead of the 1000/full I was looking for. To fix
this, I want to hard code the 1000/full for both of my ports and for the
network connection side (my network people tell me they have to match as
there is no re-broadcast of mode/speed).

My first question is: 

Can I do this on the fly without affecting already established TCPIP
connections that are going through the OSA port? 

And, two, will the change take effect upon activation (from the
Advanced OSA Facility on the HMC) or will I have to reset the ports on
the OSA card to get them to re-negotiate their speed/mode?

TIA!

Mike Schmutzok
Shands HealthCare

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