Please provide the MAC/Physical address of the 5 new PCs, then we can bind fixed IPs for those PCs on the server side.
B. Please priority process the plan of recovering the network connection after removal, and check if all the pcs and devices are connected, and all connections are recovered correctly after the removal. If the network is recovered, then we can access to your side to have a check if any problem.
C. For below info you listed out, do you mean that you have checked and found all are OK?
1.Afsa program OK. yes or no
2.vnc program OK. yes or no
3.Printer Ok. yesr or no
4.configuration Other Ok. yes or no
5.Domain and permission User OK. yes or no