LACP NICs are down after reboot ESXi host running ESXi 6.7 U2
LACP ports on physical switch are blocked
Hosts using LAG for management cannot be managed anymore after host reboot.
Ports used for LACP are blocked on physical switch:
Example of port status of physical switch after host reboot:
1/1 Active Trk55 Up Yes Success 0 616 1/2 Active Trk55 Up Yes Success 0 616 1/3 Active Trk55 Up Yes Success 0 616 1/7 Active Trk54 Up Yes Success 0 615
2/11 Active Trk56 Blocked Yes Failure 0 617 2/12 Active Trk56 Blocked Yes Failure 0 617
2/1 Active Trk55 Up Yes Success 0 616 2/2 Active Trk55 Up Yes Success 0 616 2/3 Active Trk55 Up Yes Success 0 616
Example of NIC status after host reboot:
esxcli network nic list
vmnic0 0000:01:00.0 Down 1000 Full 1500 igbn 0.1.1.0 0x80000ec5 ##:##:##:##:##:## 8086 1521 1734 11ce Intel Corporation I350 Gigabit Network Connection vmnic1 0000:01:00.1 Down 0 Half 1500 igbn 0.1.1.0 0x80000ec5 ##:##:##:##:##:## 8086 1521 1734 11ce Intel Corporation I350 Gigabit Network Connection vmnic2 0000:3d:00.0 Down 0 Half 1500 i40en 1.3.1 3.33 0x800010ef 255.65535.255 ##:##:##:##:##:## 8086 37d1 1734 1230 Intel(R) Ethernet Connection X722 for 1GbE vmnic3 0000:3d:00.1 Up 1000 Full 1500 i40en 1.3.1 3.33 0x800010ef 255.65535.255 ##:##:##:##:##:## 8086 37d1 1734 1230 Intel(R) Ethernet Connection X722 for 1GbE vmnic4 0000:3d:00.2 Up 1000 Full 1500 i40en 1.3.1 3.33 0x800010ef 255.65535.255 ##:##:##:##:##:## 8086 37d1 1734 1230 Intel(R) Ethernet Connection X722 for 1GbE vmnic5 0000:3d:00.3 Down 0 Half 1500 i40en 1.3.1 3.33 0x800010ef 255.65535.255 ##:##:##:##:##:## 8086 37d1 1734 1230 Intel(R) Ethernet Connection X722 for 1GbE vmnic6 0000:18:00.0 Down 0 Half 1500 igbn 0.1.1.0 0x80000ee3 ##:##:##:##:##:## 8086 1521 8086 00a1 Intel Corporation Ethernet Server Adapter I350-T4 vmnic7 0000:18:00.1 Up 1000 Full 1500 igbn 0.1.1.0 0x80000ee3 ##:##:##:##:##:## 8086 1521 8086 00a1 Intel Corporation Ethernet Server Adapter I350-T4 vmnic8 0000:18:00.2 Down 0 Half 1500 igbn 0.1.1.0 0x80000ee3 ##:##:##:##:##:## 8086 1521 8086 00a1 Intel Corporation Ethernet Server Adapter I350-T4 vmnic9 0000:18:00.3 Up 1000 Full 1500 igbn 0.1.1.0 0x80000ee3 ##:##:##:##:##:## 8086 1521 8086 00a1 Intel Corporation Ethernet Server Adapter I350-T4 vmnic10 0000:d8:00.0 Down 0 Half 1500 igbn 0.1.1.0 0x80000f06 ##:##:##:##:##:## 8086 1521 8086 00a2 Intel Corporation Ethernet Server Adapter I350-T2 vmnic11 0000:d8:00.1 Down 0 Half 1500 igbn 0.1.1.0 0x80000f06 ##:##:##:##:##:## 8086 1521 8086 00a2 Intel Corporation Ethernet Server Adapter I350-T2
esxcli network vswitch dvs vmware lacp config get
dvSwitchProd lag1 232217653 vmnic2,vmnic1,vmnic8,vmnic6,vmnic5,vmnic0 true Active Src and dst ip