Oracle Solaris System Administration (MOSC)

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Setting network speed and disabling auto-negotiation

edited Jan 18, 2012 4:02AM in Oracle Solaris System Administration (MOSC) 3 commentsAnswered
I need to manually set the speed and duplex settings on the NIC as the our network is going to be disabling auto-negotiation. I've read that doing the following should do it:ndd -set /dev/ce instance 0
ndd -set /dev/ce adv_autoneg_cap 0
ndd -set /dev/ce adv_1000fdx_cap 1

Yet once I set adv_autoneg_cap to 0, I lose network connectivity and the only way to restore it is to set autoneg back on. What am I doing wrong?

This is solaris 10 on a Sun Fire V490

Update: Just some more info, I see the following from dmesg after turning autoneg back on:

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