In Fig. 5, we fix the percentage of peer-to-peer communication traffic to be 80% of the total traffic and vary the traffic demand per flow, r, from 10Mbps to 20Mbps.
Totally, there are 20 traffic flows in the network. With the increase of r, the total traffic demand is increased, which, however, is still less than the network capacity, thus the network throughput increases in both FiWi network and the traditional WMN.
Moreover, as shown in Fig. 5, given r, the network throughput is significantly increased by 67Mbps on average in the FiWi network compared with the traditional WMN.