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It displays summary of network usage by machines on the network in a format as of UNIX top utility. Ntop: Network top shows the network usage.

It interprets Boolean operators and accepts host names, ip address, network names as arguments. Tcdump captures and displays packet headers and matching them against criteria or all. Tcpdump: commonly used to monitor network traffic. Roundtrip time in ms is shown for every visit to a host. Tracing the path here means finding out the hosts visited by the packet to reach its destination. Traceroute: the command is used to trace the path taken by the packet across a network. Packets sent, received, lost by estimating the round trip time. When the command is executed, it returns a detailed summary of the host. Ping: Ping command is used to check if the system is in the network or not. Explain some Network-Monitoring Tools in Linux: ping, traceroute, tcpdump, ntopNetwork monitoring tools are used to monitor the network, systems present on the network, traffic etc.