An computing system includes: a communication unit configured to receive a discovery request, including a client presence factor, having a scan pattern for discovering a target device; a control unit, coupled to the communication unit, configured to: determine a target device coordinate based on the discovery request for identifying a client device relative to the target device, determine a device connectivity based on the target device coordinate, the client presence factor, or a combination thereof for establishing a backhaul communication between the client device and the target device, and a user interface, coupled to the control unit, configured to present a device information based on a trust level for displaying the device information of the client device having the device connectivity of connected with the target device.