Configuring the default gateway (router)
●Confirmation of the current default gatewayExecute the "route -n" command. "-n" is an option to display the hostname as IP.●Remove the default gatewaySet "del" as the argument of the route command, and set the IP address of the default gateway device (192.168.11.1) that you want to delete after "default gw".●Setting up a new default gatewaySet "add" as the argument of the route command, and set the IP address (192.168.11.2) of the default gateway device you want to set after "default gw".