If you use Nextcloud (Owncloud) and you login into the Admin Panel the Updater display you that your Setup is outdated, you MUST handle as follows to PREVENT System Problems: Do FULL-BACKUP the Server Setup before you CHANGE something! Pre-Check Nextcloud Version dependency’s of PHP-Version and MYSQL Version! Cause Nextcloud offers NO System PRECHECK or […]
Schlagwort: Bugs
Raspberry Pi: Raspian disadvantages of embedded OS
The last 12 month have been a „golden“ time of the upcomming embedded linux devices, but the custom OS’s offers some problems, you should know for projects: embedded PC’s like the ARM based pi2 / pi3 uses a own compiled OS not every known debian package is available not all compile scripts to rebuild are […]
Security: Harden DSL Routers and Networks against attacks
Last days there was a high count of news about the Bot Attacks against T-Com Telekom Router devices. To understand the behavior about this up comming security problems you should know following points : Every network supported device can be a goal for a attack ( Routers, Modems, PC, Fridges,IP-TV, IP Switches, IP-Cams…) You have […]
How to compile the Centos SME Server 7.4 Linux Kernel 2.6.34
Download the latest stable kernel from the http://www.kernel.org/ unpack the downloaded source file. Steps: # wget http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.34.tar.bz2 # tar xjf tar xjf linux-2.6.34.tar.bz2 # ln -s linux-2.6.34 linux # cd linux # cp /boot/config-`uname -r` ./.config # make menuconfig (here you can select .config as preselected .config from old kernel) # make rpm (Compile the […]
Fritzbox: DHCP-IP Problems
Problem:Probleme mit IP-Adressvergabe ueber DHCP, wenn auf dem gleichen Rechner unterschiedliche Betriebssysteme laufen Beschreibung: Wird ein Rechner mal unter Linux und mal unter Windows betrieben, so kann es passieren, dass der Rechner unter einem der beiden Systemen keine IP-Adresse mehr zugewiesen bekommt. Waehlt man sich per Telnet auf der Fritzbox ein, so sieht man dort die Fehlermeldung […]