Re-IP issues: Win2008R2 with VMXNET 3 Adapter - Veeam
https://www.veeam.com/kb160130.05.2012 · This is a known issue with the VMXNET 3 Adapter. When Veeam Backup & Replication creates a VM replica, the replica’s PCI Express virtual network acquires a MAC address that differs from the MAC address of the source VM. This MAC address is ultimately added as a new device, so Re-IP does not function properly. Solution