# Restrictions

- The MAC address of the primary ESXi NIC cannot be changed. If you change it, the network of the primary ESXi NIC will be disconnected.
- To enable the VMware VM to communicate with other VMs or BMSs in the VPC, ensure that the VMware VM IP address is different from the IP CIDR of the VPC.
- The host for provisioning ESXi images cannot have EVS disks.
- When forming a NIC group of the QinQ high-speed network, you cannot use ToR for configuration, such as etherchannel and LACP.
- Currently, VMware on BMS applies only to the BMSs of the physical.io2.4xlarge and physical.io2.5xlarge flavors that have been certificated by VMware.

Parent topic: VMware on BMS