HP Ethernet 10GB 530T

can confirm this workaround ("ethtool -K ethX rx off") to be effective (needs to be used on both trunking eth devices if theyre combined into a bond)
 
can confirm this workaround ("ethtool -K ethX rx off") to be effective (needs to be used on both trunking eth devices if theyre combined into a bond)

Interesting, I wonder if that is the difference between us. I am not using any type of bonding/trunking with this card. I will give it a try if I hit the issue though. Appreciate the update!