it's easy when it's here http://wiki.grunwald.systems/ 2026-04-29T11:53:25+00:00 http://wiki.grunwald.systems/ http://wiki.grunwald.systems/_media/wiki/dokuwiki.svg text/html 2026-03-08T12:40:05+00:00 Anonymous (anonymous@undisclosed.example.com) http://wiki.grunwald.systems/linux/debian/apt?rev=1772973605&do=diff APT (Advanced Packaging Tool) apt update apt install package name apt install -y package name apt upgrade apt full-upgrade apt dist-upgrade apt remove package name apt purge package name apt autoremove apt -o Acquire::ForceIPv4=true update Upgrade text/html 2026-03-09T12:50:05+00:00 Anonymous (anonymous@undisclosed.example.com) http://wiki.grunwald.systems/linux/debian/disable-motd-ssh?rev=1773060605&do=diff Disable motd SSH sudo -s nano /etc/pam.d/sshd # Print the message of the day upon successful login. # This includes a dynamically generated part from /run/motd.dynamic # and a static (admin-editable) part from /etc/motd. #session optional pam_motd.so motd=/run/motd.dynamic #session optional pam_motd.so noupdate text/html 2026-03-08T13:25:43+00:00 Anonymous (anonymous@undisclosed.example.com) http://wiki.grunwald.systems/linux/debian/locale?rev=1772976343&do=diff Locale check locale cat /etc/default/locale cat /etc/locale.gen cat /etc/locale.conf echo $LANG generate and set default locale dpkg-reconfigure locales generate locales sudo nano /etc/locale.gen # check if "en_US.UTF-8 UTF-8" is uncommmented text/html 2024-06-21T16:28:00+00:00 Anonymous (anonymous@undisclosed.example.com) http://wiki.grunwald.systems/linux/debian/postfix?rev=1718987280&do=diff Postfix auf Debian Befehle mailq less /var/log/mail.log postsuper -d ALL postsuper -d <ID> systemctl restart postfix Installation apt update apt install postfix apt install postfix libsasl2-modules # relay mit smtp auth Konfiguration