linux networking utils

linux-network-utils.md

Shamelessly copied from https://haydenjames.io/linux-networking-commands-scripts/

1. arpwatch – Ethernet Activity Monitor.
2. bmon – bandwidth monitor and rate estimator.
3. bwm-ng – live network bandwidth monitor.
4. curl – transferring data with URLs.
5. darkstat – captures network traffic, usage statistics.
6. dhclient – Dynamic Host Configuration Protocol Client
7. dig – query DNS servers for information.
8. dstat – replacement for vmstat, iostat, mpstat, netstat and ifstat.
9. ethtool – utility for controlling network drivers and hardware.
10. ftp – simplest file transfer protocol.
11. gated – gateway routing daemon.
12. host – DNS lookup utility.
13. hping – TCP/IP packet assembler/analyzer.
14. ibmonitor – shows bandwidth and total data transferred.
15. ifstat –  report network interfaces bandwidth.
16. iftop – display bandwidth usage.
17. ip (PDF file) – a command with more features that ifconfig (net-tools).
18. iperf3 – network bandwidth measurement tool. (above screenshot Stacklinux VPS)
19. iproute2 – collection of utilities for controlling TCP/IP.
20. IPTraf – An IP Network Monitor.
21. iputils – set of small useful utilities for Linux networking.
22. jwhois (whois) – client for the whois service.
23. mtr – network diagnostic tool.
24. net-tools – utilities include: arp, hostname, ifconfig, netstat, rarp, route, plipconfig, slattach, mii-tool, iptunnel and ipmaddr.
25. ncat – improved re-implementation of the venerable netcat.
26. netcat – networking utility for reading/writing network connections.
27. nethogs – a small ‘net top’ tool.
28. Netperf – Network bandwidth Testing.
29. netsniff-ng – Swiss army knife for daily Linux network plumbing.
30. netstat – Print network connections, routing tables, statistics, etc.
31. netwatch – monitoring Network Connections.
32. nload – display network usage.
33. nmap – network discovery and security auditing.
34. nslookup – query Internet name servers interactively.
35. ping – send icmp echo_request to network hosts.
36. route – show / manipulate the IP routing table.
37. slurm – network load monitor.
38. smokeping –  keeps track of your network latency.
39. speedometer – Measure and display the rate of data across a network.
40. speedtest-cli – test internet bandwidth using speedtest.net
41. ss – utility to investigate sockets.
42. ssh –  secure system administration and file transfers over insecure networks.
43. tcpdump – command-line packet analyzer.
44. tcptrack – Displays information about tcp connections on a network interface.
45. telnet – user interface to the TELNET protocol.
46. tracepath – very similar function to traceroute.
47. traceroute – print the route packets trace to network host.
48. vnStat – network traffic monitor.
49. wget –  retrieving files using HTTP, HTTPS, FTP and FTPS.
50. Wireless Tools for Linux – includes iwconfig, iwlist, iwspy, iwpriv and ifrename.
51. Wireshark – network protocol analyzer.