Format and Mount new drive Ubuntu 18.04
Find Disk in this case I added a new 5GB drive to this virtual machine. /dev/sdc find disk with fdisk -l Format Disk mkfs -t ext4 /dev/sdc Create Folder and Mount Drive...
Wrapping up lines between pattern (date/timestamp) in log files – Parse
this is definitely not the best way to do this, but it works Example log file before parse, the lines in bold are those that are going to be wrapped up to...
Shell (Bash – Bin/bash – /bin/sh), history, up arrow, and tab not working
login shell is /bin/sh for username. On Ubuntu, this is a shell intended for scripting, it doesn’t have any comfortable command line edition feature such as history. To get a proper command line...
Xymon installation ubuntu 18.04
installation of xymon server before the installation it is recommended to set an static ip address apt-get install -y xymon change the ip address to the static assigned ip address of server...
IPTables – Logging/syslog
IPTables if you want to log all traffic, simply place these rules at the first on in each chain. all log messages will be stored in syslog iptables -A INPUT -j LOG...
Installation of Netdata
Installation open a web browser and navigate to http://SERVERIP:19999 here are some example screenshots, there are only a few graph here and in the real interface there are many more under each...
Installation of Observium on Ubuntu 18.04 / Community Edition
Automatic Installation Script Choose option 1 Create a strong password / using a random password generator is recommended Choose a username and password for the first admin Install SNMP client on observium...
Installation of Cacti on ubuntu 18.04
Installation Installation of Cacti on ubuntu 18.04 with apt-get could’t be more easy apt-get install snmp snmpd snmp-mibs-downloader rrdtool cacti cacti-spine you should get a few prompts in the installation process Choose...
Random Password from cli/shell
Shuf using shuf should work in most unix/linux distributions without any installations Example (20 characters password) shuf -zer -n20 {a..z} {A..Z} {0..9} ; echo ” URandom using /dev/urandom together with tr to...
Installation of Lan-Cache
Requirements Ubuntu 18.04, should work on 16.04 aswell Static IP 20 Available ip addresses next to the primary ip address git this installation will use 20 IP Addresses, starting from the ip...