Arcserve UDP 6.5 already included protection for Office 365 Exchange Online from January 2017.
With Patch 1107 (P00001107 - 2018-02-19) it will now backup Office 365 SharePoint Online.
The UDP 6.5 documentation, the Update 2 release notes and the Update 3 release notes have been refreshed to reflect this new functionality.
Path P00001107 also includes a fix against a condition that sometimes caused a Proxy to Console time-out during the license check at the beginning of an Office 365 Exchange Online job.
Arcserve UDP 6.5 Update 2; Arcserve UDP 6.5 Update 3
Product Installation Instructions:
1. Apply this Patch on Console machine.
2. If the Proxy Agent and Console are not the same machine, apply this patch on the Proxy Agent machine.
Related Fix List:
Fix (P00001107 for product: Arcserve UDP release: 6.5 Update 2) is available please click here to download and apply.
Fix (P00001144 for product: Arcserve UDP release: 6.5 Update 3) is available please click here to download and apply.