Can view shares across subnets, but unable to authenticate

Build FreeNAS-11.1-U4
Platform Intel(R) Core(TM)2 Duo CPU E7500 @ 2.93GHz
Memory  8142M
Motherboard intel?
NIC - Onboard intel board
Hard Drives - 5 x 4TB WD RED - RAID Z1

Here is my dilemma.  I have an UNRAID server and Freenas server on my network.  Both are on the 10.21.32.* subnet.  Anything on that subnet, and anything that comes in on VPN are able to authenticate no problem.

I have another subnet on 10.10.50.*  Any of the computers on...

Can view shares across subnets, but unable to authenticate