(2017-10-30)
Problem
What are my ESXi's physical interfaces set to for flow control?
Solution
[root@ESXIHOST-00:~] esxcfg-nics -l
Name PCI Driver Link Speed Duplex MAC Address MTU Description
vmnic0 0000:01:00.0 tg3 Up 1000Mbps Full 14:18:77:70:6b:30 1500 Broadcom Corporation NetXtreme BCM5720 Gigabit Ethernet
vmnic1 0000:01:00.1 tg3 Up 1000Mbps Full 14:18:77:70:6b:31 1500 Broadcom Corporation NetXtreme BCM5720 Gigabit Ethernet
vmnic2 0000:02:00.0 tg3 Down 0Mbps Half 14:18:77:70:6b:32 1500 Broadcom Corporation NetXtreme BCM5720 Gigabit Ethernet
vmnic3 0000:02:00.1 tg3 Down 0Mbps Half 14:18:77:70:6b:33 1500 Broadcom Corporation NetXtreme BCM5720 Gigabit Ethernet
vmnic4 0000:04:00.0 i40e Up 10000Mbps Full 3c:fd:fe:0b:82:a0 9000 Intel Corporation Ethernet Controller X710 for 10GbE SFP+
vmnic5 0000:04:00.1 i40e Up 10000Mbps Full 3c:fd:fe:0b:82:a2 9000 Intel Corporation Ethernet Controller X710 for 10GbE SFP+[root@ESXIHOST-00:~] ethtool --show-pause vmnic4
Pause parameters for vmnic4:
Autonegotiate: off
RX: off
TX: off[root@ESXIHOST-00:~] ethtool --show-pause vmnic5
Pause parameters for vmnic5:
Autonegotiate: off
RX: off
TX: off
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