An error occurred while communicating with the remote host. Network configuration change disconnected the host ‘vcf9-esx-05.vcf.lis.one’ from vCenter server and has been rolled back. Cause: A change in the network configuration disconnected the host ‘vcf9-esx-05.vcf.lis.one’ from vCenter Server. The change has been rolled back. or in VCF 9.1 It sucks when on nested ESX Hosts…
Author: Oliver Lis
PCIe Bifurication and NVMe PCIe-Cards for vSAN ESA
You might wonder how you can add more NVME Drives on a mainboard as most m2-slots are sparse but we have PCIE-Slots and nice Adapters: But they won’t work easily in any mainboard as these cards bring some PCIe-Lane Divison with them. You see, a NVME is typically bound to 4 CPU-Lanes to leverage those…
Migrate Virtual Machines from Hyper V to VCF 9 with HCX
Something which doesn’t seem to happen so often is the migration of virtual machines from other Hypervisors to VCF. Granted, for some Windows Services like Active-Directory, File-Services or VDI Services you can simply deploy another Windows Server, make it a replica and then decomission your old Server. But even so, there are some other applications…
VCF9 – The new Identity Provider
Within VCF9 we have a new way to leverage Identity & Access Management. While in VCF 5.x and before the Identity Management Appliance was needed to orchestrate Logins to other facilities now we can also leverage the embeeded SSO from our vcenter. Before you choose which identity broker is selected, you need to check the…


