[Jeff Johnson] recently posted an excellent two-part tutorial covering using a Zedboard with multiple Ethernet ports. The lwIP (light-weight Internet Protocol) stack takes care of the software end.
The Satechi USB-C Multiport Adapter 8K With Ethernet V3, reviewed above, boasts more functionality including 2.5Gb Ethernet but at twice the price. The Satechi 4-port USB-C Hub, reviewed below ...
USB-C is the latest standard of USB that allows data transfer speeds of up to 10Gbps, can fast-charge devices, and conveniently fits in a port either way up—which means that you can wave bye-bye ...