LHS Episode #482: Linux Network Utilities Deep Dive

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Segment 1 (Deep Dive)

• Linux Networking on theCommandLine

• Network Configuration

• nmcli - command-line tool for controlling NetworkManager

• netplan - YAML network configuration abstraction for various backends

• net-tools

• arp - ip neighbor

• ifconfig - ip address, ip link

• netstat - ss

• route - ip route

• ip (link, neighbor, netconf)

• Firewall Configuration

• ferm - firewall rule parser (iptables, autostart)

• Other Tools

• ping - send ICMP ECHO_REQUEST to network hosts (-f flag)

• traceroute - print the route packets trace to network host

• tcpdump - a data-network packet analyzer

• tshark - akin to tcpdump

• nmap - network exploration tool and port scanner

• iftop - display bandwidth usage on an interface by host

• nslookup - query Internet name servers interactively

• dig - better(?) alternative to nslookup

• whois

Segment 2 (Announcements & Feedback)

• YouTube Comment from DemDev

Segment 3 (New Subscribers, New Supporters & Live Participants)

• Facebook

• Renan Cysneiros

• Mohd Akbar Ahmad

• Vander Sun

• Rodolfo Tagliaferri

• Joe Michael

• James Varnes

• Thomas Clark

• Capecuatro Seode

• John Johnson

• Carlos Silva

• Dee Man

• Valery Gribincea

• William Haggard

• Twitter

• @JackeyThomas

• YouTube

• Zukatuga

• Discord

• KF0KEP

• J. Eric

• M0KVI

• projectnexus

• kt4kb-Jon

• digitalbeat

• KD2WLL

• seltaeb112

• jasmin