Managing your network interface with ethtool
NIC Check
© Lead Image © Sean Gladwell, Fotolia.com
If ping won't solve your network configuration issues, try ethtool, a powerful utility that lets you manage configuration settings for your network interface card.
The sheer volume of traffic on a super-busy and ever-changing production network makes any oddities very tricky to diagnose. Many of the more serious networking headaches are devastatingly disruptive to business operations. Additionally, the constantly changing nature of busy networks, coupled with the 24/7 attacks of varying competency, mean you need to know your stuff and maintain eagle-eyed diligence in order to catch issues.
If you're like me, though, you probably try to solve these kinds of issues in a simple and elegant way. To alter the network settings on a NIC (Network Interface Card), you have almost certainly used the now deprecated ifconfig command and its successor the ip command.
Another useful utility you can use to troubleshoot network problems is ethtool. The malleable ethtool isn't concerned with IP addresses, VLANs, and subnets. Instead, ethtool lets you manage and configure software drivers and hardware settings that control network interfaces.
[...]
Buy this article as PDF
(incl. VAT)
Buy Linux Magazine
Subscribe to our Linux Newsletters
Find Linux and Open Source Jobs
Subscribe to our ADMIN Newsletters
Support Our Work
Linux Magazine content is made possible with support from readers like you. Please consider contributing when you’ve found an article to be beneficial.
News
-
Nitrux 6.0 Now Ready to Rock Your World
The latest iteration of the Debian-based distribution includes all kinds of newness.
-
Linux Foundation Reports that Open Source Delivers Better ROI
In a report that may surprise no one in the Linux community, the Linux Foundation found that businesses are finding a 5X return on investment with open source software.
-
Keep Android Open
Google has announced that, soon, anyone looking to develop Android apps will have to first register centrally with Google.
-
Kernel 7.0 Now in Testing
Linus Torvalds has announced the first Release Candidate (RC) for the 7.x kernel is available for those who want to test it.
-
Introducing matrixOS, an Immutable Gentoo-Based Linux Distro
It was only a matter of time before a developer decided one of the most challenging Linux distributions needed to be immutable.
-
Chaos Comes to KDE in KaOS
KaOS devs are making a major change to the distribution, and it all comes down to one system.
-
New Linux Botnet Discovered
The SSHStalker botnet uses IRC C2 to control systems via legacy Linux kernel exploits.
-
The Next Linux Kernel Turns 7.0
Linus Torvalds has announced that after Linux kernel 6.19, we'll finally reach the 7.0 iteration stage.
-
Linux From Scratch Drops SysVinit Support
LFS will no longer support SysVinit.
-
LibreOffice 26.2 Now Available
With new features, improvements, and bug fixes, LibreOffice 26.2 delivers a modern, polished office suite without compromise.