Thanks for replying @Clive_A Yes, the till technician says the server needs to establish connection to till and needs port 9999 open on till adress 192.168.42.11. I have enabled the rule in Nat...

Hi guys. I am opening a small pub and B&B. Now I have basic understanding of networking which i set up my self. I have a Vodafone router connected to the TL r605 with switch, omada controller and 10...