Author: benshollis
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RJ45 Crimping and Installing a Network Switch
When my internet was installed the router was put in the living room which is far away from where I have a small homelab setup in another room. I was looking for the best way to bring a wired connection to this room which is separated by a wall and a closet. First thing first…
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Editing the SSHD_Config File
This config is located at /etc/ssh/sshd_config Group Matching for SFTP connectionsThis adds rules for all users matching the group Match group sftp ChrootDirectory /home X11Forwarding no AllowTcpForwarding no ForceCommand internal-sftp AllowUsers user User Matching for SFTP connectionsThis adds rules for all users specified Match user user ChrootDirectory /home X11Forwarding no AllowTcpForwarding no #ForceCommand internal-sftp Prevent…
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The OSI Model
The OSI model is the Open Systems Interconnection model which outlines a theoretical framework to understand how data is transported across the globe. OSI was created in 1984 by the International Organization for Standardization. Not all of the layers are used by every network. Specific protocols are used by networking hardware and software to move…
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Installing and Maintaining Linux Software Packages
Each distribution of Linux has a package manager. On Debian and Ubuntu based system the package manager is apt. On Arch based systems the main package manager is pacman. There is also a user contributed package manager called the AUR Arch User Repository. Debian Debain packages are called .deb files. To install these packages there…
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Binary Math
20 21 22 23 24 25 26 27 28 29 210 211 212 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 128 64 32 16 8 4 2 1 0 0 0 0 0 0 0 0 Bita zero or one. one digit. on or offByteeight bits. octet.