Home Operation and Maintenance Linux Operation and Maintenance Solution to Linux unable to access the Internet

Solution to Linux unable to access the Internet

Nov 07, 2019 pm 01:25 PM
linux

The simplest one is described in one sentence, ifconfig checks the current system's IP, subnet mask and gateway.

Solution to Linux unable to access the Internet

Ping, for example, ping www.baidu.com, but it doesn’t work.

Here are two solutions: First, check the network card configuration Second, configure DNS (Recommended learning: linux operation and maintenance)

View Network card settings, the configuration file of the network card under Linux is in /etc/sysconfig/network-scripts/

Solution to Linux unable to access the Internet

Use ls to view and then use vi or vim to edit ifcfg-eth0

Here DEVICE is the network card name, BOOTPROTO is static or dynamic, IPADDR is the IP address, MASK is the subnet mask, GATEWAY is the gateway, and ONBOOT is the network card switch status

If there are other hosts in the LAN When you can access the Internet but cannot access the Internet, unless the gateway or server has made relevant access restrictions, it may only be a configuration problem on the machine. Check DNS

Solution to Linux unable to access the Internet

Enter the Baidu URL, but no relevant information is output, so it is said that the parsing was not successful.
Solution to Linux unable to access the Internet
You can see the prompt that the connection has timed out, so there is still a problem with DNS parsing. Then edit the DNS configuration file and configure In the file, the two lines of commands are preceded by #, so they become comments. After deleting the #, save and exit

Solution to Linux unable to access the Internet

The above is the detailed content of Solution to Linux unable to access the Internet. For more information, please follow other related articles on the PHP Chinese website!

Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undress AI Tool

Undress AI Tool

Undress images for free

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

How to install software on Linux using the terminal? How to install software on Linux using the terminal? Aug 02, 2025 pm 12:58 PM

There are three main ways to install software on Linux: 1. Use a package manager, such as apt, dnf or pacman, and then execute the install command after updating the source, such as sudoaptininstallcurl; 2. For .deb or .rpm files, use dpkg or rpm commands to install, and repair dependencies when needed; 3. Use snap or flatpak to install applications across platforms, such as sudosnapinstall software name, which is suitable for users who are pursuing version updates. It is recommended to use the system's own package manager for better compatibility and performance.

The Ultimate Guide to High-Performance Gaming on Linux The Ultimate Guide to High-Performance Gaming on Linux Aug 03, 2025 am 05:51 AM

ChoosePop!_OS,Ubuntu,NobaraLinux,orArchLinuxforoptimalgamingperformancewithminimaloverhead.2.InstallofficialNVIDIAproprietarydriversforNVIDIAGPUs,ensureup-to-dateMesaandkernelversionsforAMDandIntelGPUs.3.EnabletheperformanceCPUgovernor,usealow-latenc

What are the main pros and cons of Linux vs. Windows? What are the main pros and cons of Linux vs. Windows? Aug 03, 2025 am 02:56 AM

Linux is suitable for old hardware, has high security and is customizable, but has weak software compatibility; Windows software is rich and easy to use, but has high resource utilization. 1. In terms of performance, Linux is lightweight and efficient, suitable for old devices; Windows has high hardware requirements. 2. In terms of software, Windows has wider compatibility, especially professional tools and games; Linux needs to use tools to run some software. 3. In terms of security, Linux permission management is stricter and updates are convenient; although Windows is protected, it is still vulnerable to attacks. 4. In terms of difficulty of use, the Linux learning curve is steep; Windows operation is intuitive. Choose according to requirements: choose Linux with performance and security, and choose Windows with compatibility and ease of use.

Understanding RAID Configurations on a Linux Server Understanding RAID Configurations on a Linux Server Aug 05, 2025 am 11:50 AM

RAIDimprovesstorageperformanceandreliabilityonLinuxserversthroughvariousconfigurations;RAID0offersspeedbutnoredundancy;RAID1providesmirroringforcriticaldatawith50�pacityloss;RAID5supportssingle-drivefailuretoleranceusingparityandrequiresatleastthre

Linux how to enable and disable services at boot Linux how to enable and disable services at boot Aug 08, 2025 am 10:23 AM

To manage the startup of Linux services, use the systemctl command. 1. Check the service status: systemctlstatus can check whether the service is running, enabled or disabled. 2. Enable the service startup: sudosystemctlenable, such as sudosystemctlenablenginx. If it is started at the same time, use sudosystemctlenable--nownginx. 3. Disable the service startup: sudosystemctldisable, such as sudosystemctldisablecups. If it is stopped at the same time, use sudosystemctldisabl

Linux how to list all running processes Linux how to list all running processes Aug 08, 2025 am 06:42 AM

Usepsauxforacompletesnapshotofallrunningprocesses,showingdetailedinformationlikeUSER,PID,CPU,andmemoryusage.2.Usetoporhtopforreal-timemonitoringofprocesseswithdynamicupdates,wherehtopoffersamoreintuitiveinterface.3.UsepgreporpidoftoquicklyfindthePIDs

How to clean up your Linux system How to clean up your Linux system Aug 22, 2025 am 07:42 AM

Removeunusedpackagesanddependencieswithsudoaptautoremove,cleanpackagecacheusingsudoaptcleanorautoclean,andremoveoldkernelsviasudoaptautoremove--purge.2.Clearsystemlogswithsudojournalctl--vacuum-time=7d,deletearchivedlogsin/var/log,andempty/tmpand/var

Linux how to view the contents of a file Linux how to view the contents of a file Aug 19, 2025 pm 06:44 PM

ToviewfilecontentsinLinux,usedifferentcommandsbasedonyourneeds:1.Forsmallfiles,usecattodisplaytheentirecontentatonce,withcat-ntoshowlinenumbers.2.Forlargefiles,uselesstoscrollpagebypageorlinebyline,searchwith/search_term,andquitwithq.3.Usemoreforbasi

See all articles