3 minutes read - 485 words
Once you decided you want to become an ADA (Cardano) Pool Operator, one of the first technical decisions you have to make is which ports to use for your ADA core node and relay.
Your relay will connect to other Cardano relays and must accept incoming connections from them. Your core node will only connect to your realy and will only accept incoming connections from your relays. Installation guides often propose to use TCP ports 3000, 3001, 6000 or 6001.