The vSphere Replication Server appliance is available for download as an ISO data file or a compressed ZIP package, both of which contain separate OVFs for the vSphere Replication Appliance and Add-On servers.
The following steps help you to download the ISO or ZIP bundle:
Go to the vSphere downloads page at www.vmware.com/go/download-vsphere.
Click on the Go to Downloads hyperlink corresponding to vSphere Replication 6.1 listed under your license model.
Log in to your My VMware account when prompted.
Download either the ZIP or ISO package.