Dkms Offline Installation on CentOS 8.x/Stream-8 – Step-by-step

Installing

1. 1. Downloading Kernel Devel

   So Download the Right Kernel Debug Devel Package
   First, find out the Kernel Version with:

   uname-r

   Take Note of the Digits prior to “fc35” to searching for the kernel-devel Package!

   Download kernel-debug-devel & kernel-headers for CentOS 8.x/Stream-8 GNU/Linux

   Get kernel-debug-devel & kernel-headers .rpm Package

   First, see in the Actual GNU/Linux CentOS 8.x/Stream-8 Repo.
   Or else try on centos.pkgs.org.

2. 2. Downloading DKMS

   Download DKMS for CentOS GNU/Linux:

   DKMS tar.gz Archive

   Downloading DKMS for CentOS

3. 3. Trasferring Packages

   First, copy the downloaded Stuff on a removable USB Drive
   Next, copy Broadcom Wl and Kernel Devel into CentOS 8 System
   First, access the USB Key:

   cd [/path/2/usb]/

   And Copy the Archives into the Temporary Folder:

   cp dkms*.tar.gz kernel-debug-devel*.rpm ~/tmp/

   How to QuickStart with Command Line on CentOS

   Bash Shell CentOS QuickStart Guide

   Getting-Started with Command Line on CentOS

4. 4. Extracting DKMS

   Then Extract DKMS Archive into /tmp Directory
   From Command Line:

   tar xvzf /tmp/dkms*.tar.gz

   Finally, if you are in Trouble to Find Out it on Terminal See: How to Access Downloads Folder from Browser.

5. 5. Installing DKMS

   Now to Install Dkms on CentOS
   Switch the Kernel Package into the Target with:

   mv /tmp/kernel*.rpm /tmp/packages

   And then simply play:

   sudo dnf install /tmp/packages/*.rpm

   This Command to Install All the Rpm Packages in the /tmp Directory.
   Especially relevant: once your System is Online provide to Add EPEL Repo!
   And then possibly Upgrade it with:

   sudo dnf update