Thanks I took a look and I've tried what was suggested. We were setup correctly. i'm wondering if the ethernet drive could be the problem and not the configuration. The drive has it's own authentication.
I'm having trouble pointing to a western digital mybook world ethernet drive. Currently I use \\netbiosname\shared folder and I keep getting an error on some but not all of the offsite backups. Any potential issues you can see with an offsite etherne...