An electronic apparatus communicating with a display apparatus including a plurality of display modules is provided. The electronic apparatus includes an Ethernet switch; and a processor connected to the Ethernet switch and including a virtual Ethernet port to which an Internet Protocol (IP) address is pre-allocated, wherein the processor is configured to: configure a network with an external electronic apparatus based on the IP address, and based on a signal for setting a screen of a display module, among the plurality of display modules, connected to a port of the Ethernet switch being received from the external electronic apparatus through the network, control the Ethernet switch to transmit the signal for setting the screen to the display module.