Linux Networking Commands />

Mphiliseni — Sun, 31 Dec 2023 08:06:39 +0000

ifconfig - Display network interface information.

ping - Send ICMP ECHO_REQUEST to network hosts.

ping amazon.com

route - Display or manipulate the IP routing table.

route -n

ip - Show/manipulate routing, devices, policy routing,
and tunnels.

ip address show

traceroute - Print the route packets trace to network host.

traceroute amazon.com

netstat - Print network connections, routing tables, interface
statistics, masquerade connections, and multicast
memberships.

netstat -an

hostname - Show or set the system's host name.

hostname -[option] [file]

Socket Statistics(SS) - Display socket statistics.

ss [options]

Domain Information Groper(dig) - DNS lookup utility.

dig [server] [name] [type]

route - Manipulate routing tables.

route add default gw 192.168.1.1

iptables - Administration tool for IPv4 packet filtering and
NAT.

iptables -L

tcpdump - Dump traffic on a network.

tcpdump -i eth0

sshd- OpenSSH daemon.

service sshd restart

telnet- User interface to the TELNET protocol.

telnet google.com 80

scp- Secure copy (remote file copy program).

scp file.txt user@remote:/path/to/destination

wget - Non-interactive network downloader.

wget http://example.com/file.zip

curl - Command line tool for transferring data with URL
syntax.

curl http://example.com/api

iptraf- Interactive color IP LAN monitor.

Iptraf

iftop

- Display bandwidth usage on an interface.
Iftop

nmap- Network exploration tool and security scanner.

nmap -sP 192.168.1.0/24

lsof- List open files.

lsof -i :80

ethtool- Display or change ethernet card settings.

ethtool eth0

arp - Display or modify the ARP cache.

arp -a

route- Display or modify the IP routing table.

Route

hostnamectl- Control the system hostname and related settings.

hostnamectl status

resolvconf- Manage DNS information.

resolvconf -u

mtr- Network diagnostic tool.

mtr google.com

iwconfig- Configure a wireless network interface.

Iwconfig

nc- Arbitrary TCP and UDP connections and listens.

nc -l 8080

scp- Copy files between hosts on a network.

scp file.txt user@host:/path/to/destination

ssh-keygen- Generate, manage, and convert authentication keys
for ssh.

ssh-keygen -t rsa

tcpdump- Capture and display packets on a network.

tcpdump -i eth0 tcp port 80

nmcli- Command-line client for NetworkManager.

nmcli connection show

nload- Visual representation of incoming and outgoing
traffic.

Nload

iperf- Tool for measuring TCP and UDP bandwidth
performance.

iperf -c server_ip

fping- Quickly ping multiple hosts.

fping -a -g 192.168.1.1 192.168.1.254

iftop- Real-time console-based network bandwidth
monitoring tool.

iftop -n

route- Delete a route.

route del -net 192.168.2.0 netmask
255.255.255.0

tcpdump- Capture and display packets in ASCII.

tcpdump -A -i eth0

netcat- Utility for reading from and writing to network
connections.

nc -zv 192.168.1.1 22

nmtui- Text User Interface for controlling NetworkManager.

Nmtui

ethtool- Change the speed/duplex settings of an Ethernet
device.

ethtool -s eth0 speed 100 duplex full

ss- Show listening sockets.

ss -l

nmcli- List available Wi-Fi networks.

nmcli device wifi list

Which syntax, runtime or logic errors you ever get and how did you handle it ?

Mphiliseni — Fri, 21 Aug 2020 12:31:12 +0000

Why can't we find all the errors before we give the software to customers?🤔

What is the best text editor between VSCode, Sublime text and Bracket ? 🤔

Mphiliseni — Tue, 18 Aug 2020 12:39:18 +0000

Thinking.....🐧

Which JavaScript helper libraries are you using alongside the big ones (React, Vue, Svelte, etc)?

Mphiliseni — Sun, 16 Aug 2020 00:53:54 +0000

Thinking.....🐧

DEV Community: Mphiliseni

Linux Networking Commands />

Which syntax, runtime or logic errors you ever get and how did you handle it ?

What is the best text editor between VSCode, Sublime text and Bracket ? 🤔

Which JavaScript helper libraries are you using alongside the big ones (React, Vue, Svelte, etc)?