System/Network Measuring/Monitoring Theory & Tools

See also: Network Hardware - Fiber: /fiber. NMAP: /nmap. Private IPv4 Network & Rnages # 10.0.0.0/8 ( 10.0.0.0 - 10.255.255.255 ); 172.16.0.0/12 ( 172.16.0.0 - 172.31.255.255 ); 192.168.0.0/16 ( 192.168.0.0 - 192.168.255.255 ) ref: 内网 IP 段有哪些 Tools # trace route # mtr (my traceroute / traceroute 2.0) real-time speed # bmon (graph); multi-interface nload (graph) unit : (k)bit min, max, avg, total (avg is the same as nethogs) slurm (graph); slurm **-i** wlan0\* nethogs sudo nethogs wlan0 pid, user, program CPU-consuming (stable, the same as avg of nload) ifstat scrolling text iftop (current graph) [speed per connection] nic is needed, otherwise wired by default. ...