Motor vehicle (101, 303) comprising: - a redundantly designed communication system (103, 305) which has - a first communication device (105, 307) for communicating with a first communication device (205, 315) of a redundantly designed communication system (203, 313) of a parking area (201, 301) via a first wireless communication network which is a WLAN communication network, - a second communication device (107, 309) for communicating with a second communication device (207, 317) of the redundantly designed communication system (203, 313) of the parking area (201, 301) via a second wireless communication network which is a mobile radio communication network, with the result that the motor vehicle (101, 303) and the parking area (201, 301) can communicate both via WLAN and via mobile radio, wherein the parking area (201, 301) has a control device (209, 319) for redundantly operating the first communication device (205, 315) and the second communication device (207, 317) of the redundantly designed communication system of the parking area (201, 301), and - a control device (109, 311) for redundantly operating the first communication device (105, 307) and the second communication device (107, 309), with the result that two communication channels are created, wherein - one of the two communication channels is a main communication channel, with the result that the other communication channel is used only when the main channel fails or is disrupted, wherein the main communication channel is a WLAN communication channel and the other communication channel is a mobile radio communication channel, and - wherein the control device is designed, in the event of a fault, to change over communication, which is carried out by means of one of the two communication devices, to the other one of the two communication devices, with the result that communication can be continued by means of the other one of the two communication devices. - a redundantly designed communication system (103, 305) which has - a first communication device (105, 307) for communicating with a first communication device (205, 315) of a redundantly designed communication system (203, 313) of a parking area (201, 301) via a first wireless communication network which is a WLAN communication network, - a second communication device (107, 309) for communicating with a second communication device (207, 317) of the redundantly designed communication system (203, 313) of the parking area (201, 301) via a second wireless communication network which is a mobile radio communication network, with the result that the motor vehicle (101, 303) and the parking area (201, 301) can communicate both via WLAN and via mobile radio, wherein the parking area (201, 301) has a control device (209, 319) for redundantly operating the first communication device (205, 315) and the second communication device (207, 317) of the redundantly designed communication system of the parking area (201, 301), and - a control device (109, 311) for redundantly operating the first communication device (105, 307) and the second communication device (107, 309), with the result that two communication channels are created, wherein - one of the two communication channels is a main communication channel, with the result that the other communication channel is used only when the main channel fails or is disrupted, wherein the main communication channel is a WLAN communication channel and the other communication channel is a mobile radio communication channel, and - wherein the control device is designed, in the event of a fault, to change over communication, which is carried out by means of one of the two communication devices, to the other one of the two communication devices, with the result that communication can be continued by means of the other one of the two communication devices.