A wireless backplane network comprising: a first antenna system (202 ... 210) located in a first network device cabinet including at least one first network device (202A ... 208A); a first millimeter wave antenna located external to the first device cabinet and coupled to the first network device, the first millimeter wave antenna configured to wirelessly transmit a data message from the first network device over a high speed wireless backplane using emitted millimeter wave electromagnetic radiation, wherein the first millimeter wave antenna further comprises a first antenna pedestal including a base and at least one antenna housing coupled to the base, the at least one antenna housing having a plurality of waveguide antennas therein, the plurality of waveguide antennas positioned in the at least one antenna housing, offset from one another in an azimuth axis to provide full coverage of the antenna housing azimuth angle to provide a continuous 360 degree spatial coverage for the first antenna pedestal with all positions occupied by antenna housings; a second antenna system located in a second network device cabinet including at least one second network device, wherein the first and second device cabinets are positioned spatially apart from one another; and a second millimeter wave antenna of the antenna system located external to the second device cabinet and coupled to the second network device, the second millimeter wave antenna configured to wirelessly receive the data message over the high speed wireless backplane using millimeter wave electromagnetic radiation emitted from the first millimeter wave antenna, wherein the received data message is handled by the second network device. a first antenna system (202 ... 210) located in a first network device cabinet including at least one first network device (202A ... 208A); a first millimeter wave antenna located external to the first device cabinet and coupled to the first network device, the first millimeter wave antenna configured to wirelessly transmit a data message from the first network device over a high speed wireless backplane using emitted millimeter wave electromagnetic radiation, wherein the first millimeter wave antenna further comprises a first antenna pedestal including a base and at least one antenna housing coupled to the base, the at least one antenna housing having a plurality of waveguide antennas therein, the plurality of waveguide antennas positioned in the at least one antenna housing, offset from one another in an azimuth axis to provide full coverage of the antenna housing azimuth angle to provide a continuous 360 degree spatial coverage for the first antenna pedestal with all positions occupied by antenna housings; a second antenna system located in a second network device cabinet including at least one second network device, wherein the first and second device cabinets are positioned spatially apart from one another; and a second millimeter wave antenna of the antenna system located external to the second device cabinet and coupled to the second network device, the second millimeter wave antenna configured to wirelessly receive the data message over the high speed wireless backplane using millimeter wave electromagnetic radiation emitted from the first millimeter wave antenna, wherein the received data message is handled by the second network device. <EOS>