I added a new 2x10GE NIC to two ESX hosts and esxcli network nic list shows 5 nics rather than six. It is the same on both hosts. It is the same on both hosts. vmnic0 0000:01:00.0 i40en Up Up 10000 Full 24:6e:96:12:9e:78 1500 Intel(R) Ethernet Controller X710 for 10GbE SFP+