Unitrends Authentication Failures

[tkutil]

I built a new vSphere 5.5 vCenter server and now our backup admin says the Unitrends appliance cannot authenticate with it to do backups.

I had her try username@domainname and domainname\username

The user account is an Administrator with vCenter

vCenter 5.5u2

Unitrends backup appliance

[vuzzini]

Hello tkutil,

Do you see this user account added under permissions tab of vCenter with administrator role ?

Try using the SSO admin account "administrator@vsphere.local", but make sure that administrator@vpshere.local is added to vCenter with administrator role privilege.

[tkutil]

The user account is in a AD security group that has the role of administrator.

[UNITRENDS]

Is your Unitrends appliance up to date on the latest software version? If not, you may be affected by this incompatibility outlined in this Unitrends KB article: Unitrends KB :: Cannot backup VMs with unsupported devices on ESXi 5.5 host (HW compatible with ver .... If you look toward the bottom, a resolution document is attached.