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--- computing:miscadmin [2024/01/08 21:56] – oemb1905
+++ computing:miscadmin [2024/04/21 22:01] (current) – oemb1905
@@ Line 278: / Line 278: @@
   sudo systemctl mask sleep.target suspend.target hibernate.target hybrid-sleep.target
+Amd gPU errors fix
+  mkdir ~/Repositories
+  cd /home/user/Repositories && git clone https://kernel.googlesource.com/pub/scm/linux/kernel/git/firmware/linux-firmware.git
+  sudo cp /home/user/Repositories/linux-firmware/amdgpu/* /lib/firmware/amdgpu && sudo update-initramfs -k all -u -v
+Unattended Upgrades
+  sudo apt install unattended-upgrades
+  sudo apt install apt-config-auto-update
+  sudo unattended-upgrades --dry-run --debug
+  sudo systemctl status unattended-upgrades
- --- //[[jonathan@haacksnetworking.org|oemb1905]] 2022/12/22 19:12//
+Next ... ssh failed attempts
+  grep "Failed password" /var/log/auth.log
+  journalctl _SYSTEMD_UNIT=ssh.service | egrep "Failed|Failure"
+  faillock --user <user>
+  grep "authentication failure" /var/log/auth.log | awk '{ print $14 }' | cut -b7-  | sort | uniq -c
+Display Managers (Lightdm, etc.)
+  sudo nano /etc/lightdm/lightdm-gtk-greeter.conf
+  [SeatDefaults]
+  allow-guest=false
+  greeter-hide-users=true
+  nano ~/.config/gtk-3.0/settings.ini
+  [Settings]
+  gtk-application-prefer-dark-theme=1
+  sudo nano /etc/lightdm/lightdm.conf
+  cd /usr/share/lightdm/light.conf.d/
+Setting ufw to allow connections to only certain subnets.
+  ufw allow from 192.168.1.0/24 to any proto tcp port 8006
+Establish NIC name using mac:ID
+  nano /etc/udev/rules.d/70-persistent-net.rules
+  SUBSYSTEM=="net",ACTION=="add",ATTR{address}=="00:00:00:00:00:00",ATTR{type}=="1",NAME="eth100"
+ --- //[[jonathan@haacksnetworking.org|oemb1905]] 2024/01/28 20:31//

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