I am currently running the freeware version of CBB to backup my ubuntu desktop to B2. I am also wanting to create a second plan that will back up the same data to my NAS, however, when I try to use the address of 'smb:\\IPADDRESS\share' the software will disable the OK button and not allow me to use the NAS.
Is there any other way to add a network drive to CBB?
I'll reach out to Support, but in the interim, you can try the technique used in this post (except you're setting up the Network Share as a File System storage account rather than as a target.