To fulfill the needs of Internet of mission critical things wireless networking system, it is necessary that a large number of unmanned aerial vehicles (UAVs) and a large number of unmanned ground vehicles (UGVs) will be a dependable, autonomic, secure, and rapidly deployable network. In our system model, each UGVs and UAVs has only one mobile node, where any of the mobile nodes can communicate with each other directly without any central controller. Each mobile node is connected with a large number of “things.” A mobile node may transmit a large number of messages from its large number of things to a large number of mobile nodes at the same time. Similarly, one mobile node can receive a large number of packets from a large number of mobile nodes. Intuitively, each mobile node should have a large number of transmitters and a large number of receivers, to maintain a very high throughput (inverse of rejection probability) per mobile node. Obviously, a large number of transmitters and a large number of receivers increase the complexity and the cost of each mobile node. Results show that it is not essential that each mobile node should have a higher number of transmitters and receiver to obtain a very higher throughput per node. There are few other options to maintain a very high throughput per node, including the transmitting probability of each mobile node and receiving probability of each mobile node. That may reduce the complexity and cost of each mobile node significantly.