Tagg: Red Hat Enterprise Linux

RHEL 8 is on the way! I have experimented with RHEL 8, both the beta release that came out last November and the final release this June. Here’s my brief “test drive” report. For far more detail, I have a series of pages describing the upgrade path from RHEL 5 through 8. RHEL 8 was […]

In this blog I started explaining Learning Tree’s array of Linux training courses. I divided them into courses that prepare you for certification exams, versus those that teach you to use and manage the Linux environment. I explained the CompTIA, Microsoft, and Red Hat certification test-prep courses. Now let’s look at the courses that teach […]

Linux skills are crucial today. The Linux Foundation has found that, “as of 2017, the Linux operating system runs 90 percent of the public cloud workload.” However, running a server means getting down into the details. The Linux command line is an alphabet soup of terse commands. It really does become intuitive at some point. […]

Do you know how to check the IP address of a Linux server? “Of course!”, you say, and you type this: $ ifconfig eth0 Not anymore! Both the command ifconfig and the interface name eth0 have been obsolete for a few years now. However, many organizations still use something like Red Hat Enterprise Linux 6, […]

Red Hat Linux won’t play MP3 audio or MPEG video files. This isn’t a new issue. Red Hat removed the codecs, the encoding and decoding shared libraries, back in September 2002 when Red Hat 8 came out. For the first five years they provided an explanation, you can still find it at archive.org. The decision […]