Linux networking

Networking commands#

• for IP address and details
  use ip a or ifconfig / iwconfig (for wireless)
• Address resolution Protocol - to know ip corresponded with MAC address
  ip n or arp -a
• routing table
  ip r or route
• to check for open ports and services
  netstat
• List open ports
  ss -tunlp
• DNS query
  dig domain.com
• traceroute: A network diagnostic tool for displaying the route and measuring transit delays of packets
• mtr : Combines ping and trace route to show real-time packet loss and latency.