Solution
NI Switch Load and Signal Conditioning (SLSC) extends the PXI or CompactRIO platform with the ability to add custom front-end modules. When deploying a VeriStand project with SLSC modules added to the System Definition File, it results in
error -230839 "The specified network host is unreachable" that's means there is problem in the network communication between Real-Time controller and SLSC.
Therefore, it is necessary to check if both devices belong to the same subnetwork.
- In the picture below SLSC-12001 Network Settings Tab:
- In the picture below Real-Time Controller Network Settings Tab:
You can achieve such result following the Knowledge Base
Setting Up the SLSC Extension of a Real-Time Controller - Step 4.