traceroute shows the series of successive systems a packet goes through en route to its destination on a network. It works by sending packets with sequential TTLs which generate ICMP TTL-exceeded messages from the hosts the packet passes through.
vnStat, useful command to monitor network traffic from the console. vnstat allows to keep the traffic information in a log system to be analyzed by third party tools.
Other network utilities include:
netstat, displays network connections (both incoming and outgoing), routing tables, and a number of network interface and network protocol statistics. It is used for finding problems in the network and to determine the amount of traffic on the network as a performance measurement.
spray, which sprays numerous packets in the direction of a host and reports results
netsh allows local or remote configuration of network devices, Microsoft Windows
Some usages of network configuration tools also serve to display and diagnose networks, for example: