Well, adding a switch to your network is probably going to be your best bet, offering an easy way to expand your ports, without costing a lot of money. For example, this one from TP-Link right now ...

With more than 10,000 units sold in the past month and a stellar 4.7-star average from over 130,000 reviews, this 5-Port Gigabit Ethernet Switch is a proven crowd favorite (and it is also our ...

Two eight-port Gigabit Ethernet switches. Both exposed to an intense lightning EMP. Both failed. But one only partially, to one port. And the other only completely after a few minutes’ initial partial ...