When you migrate a virtual machine, the process fails with the error:
Operation timeout
When you create snapshot a virtual machine, the process fails with the error:
An error occurred while taking a snapshot: msg.snapshot.error-DUMPER.
An error occurred while saving the snapshot: msg.snapshot.error-DUMPER
This error only on one server, but on all servers in vmkernel.log i see this:
2017-02-20T05:38:59.638Z cpu16:33444)WARNING: Ipfix: IpfixSendWorldFunc:409: Sending IPv4 packets through socket failed: Host is down
All hosts accessible over the network.
One dPort for vMotion, Provisioning.