IP Office R11.0.4.5 Server PC ISO File
This file is used for the upgrade of existing physical and virtual servers to R11.0.4.5. This ISO file's name is prefixed with "abe" followed by the version.

R11.1 Upgrade VMDK File
This file is mounted onto a virtual machine as an additional drive. When the virtual machine is rebooted from this drive, it performs the process of upgrading the existing drive to R11.1 SP2. That process include the migration of all existing data.