A system tool, method and program product for relocating an original guest from a first host to a second host in a z/VM environment. A method is disclosed that includes: bringing the original guest down at the first host, wherein the original guest includes a predetermined virtual internet protocol address (VIPA); bringing up a new guest at the second host, wherein the new guest has the predetermined VIPA; autologging on a first virtual machine (VM) at the second host that provides a VM TCP/IP stack to an interface with a virtual switch; launching a second VM to provides a VM multiprotocol server configured for OSPF to run with the VM TCP/IP stack to generate a host route for the new guest, wherein the second VM is launched by the first VM; and launching a third VM for determining a status of the virtual switch and advertising to the network a host route of the new guest, wherein the third VM is launched by the first VM.