How to apply different version of VDDK other than the built-in Version in Arcserve UDP
VMware Virtual Disk Development Kit (VDDK) 6.7.1 is built-in with Arcserve UDP 7.0. At the same time, Arcserve UDP 7.0 is compatible with VDDK 5.5. If you want to perform VSB/Instant VM/Assured Recovery to VMware 5.0 or 5.1, use VDDK 5.5 instead of VDDK 6.7.1.
Important! Arcserve certifies only VDDK 6.7.1 and 5.5 . Other versions of VDDK are not guaranteed to work with Arcserve UDP Version 7.0.
To modify the VDDK manually, follow these procedures: