I hope sopmeone can help?
I have two nodes in a cluster, both have 2 NICs. One WAN facing, the other LAN facing on their own local subnet 10.0.0.0/24. I can ping the other nodes on the local subnet no problems from the command line of each node.
Node 1 = 10.0.0.1
Node 2 = 10.0.0.2
In the GUI...