Advanced·Troubleshoot the network

ip: Query address and routing

Syntax

ip addr | ip route

Options

addr / a / address

Address information

route / r

routing table

Examples

ip addr

Usage and sandbox support

The teaching address uses the document to reserve the network segment and does not read the real computer configuration.

Hands-on exercises

• Find out machine addressAdvanced
• Where does the traffic go out?Advanced

Full documentation ↗

Related commands

• ssView sockets and listening ports
• pingCheck host connectivity
• digQuery DNS records
• nslookupQuery host address
• curlRequest URL or download content
• wgetDownload file
• sshLog in to the remote machine
• scpCopy files via SSH
• hostQuery DNS
• tracerouteProbing network routes
• tracepathDetection path and MTU
• mtrContinuously observe routing and packet loss
• ncTest connection or listening port
• socatConnect data streams to sockets
• tcpdumpCapture network packets
• nmapDetect authorized host port
• ethtoolQuery network interface information
• nmcliManage NetworkManager connections
• sftpTransfer files interactively through SSH
• ssh-keygenGenerate SSH key
• ssh-copy-idInstall the SSH public key
• opensslCheck TLS with certificate