Get your Internet routable IP address with the command line. [[email protected] ~]$ curl ‘https://api.ipify.org’ ; echo[[email protected] ~]$ curl ‘https://api.ipify.org’ ; echo Get the startup time of your Linux PC with Systemd. [[email protected] ~]$ systemd-analyze Startup finished in 1.186s (kernel) + 9.653s (initrd) + 2min 37.144s (userspace) = 2min 47.984s[[email protected] ~]$ systemd-analyze Startup finished in 1.186s …

A network speedtest is a good way to get a picture of how fast your Internet connection really is. To perform a speedtest in Ubuntu, first install pip using this command. sudo apt-get install python-pipsudo apt-get install python-pip Then install speedtest-cli. [email protected]:~$ sudo pip install speedtest-cli Downloading/unpacking speedtest-cli Downloading speedtest-cli-0.3.1.tar.gz Running setup.py (path:/tmp/pip_build_root/speedtest-cli/setup.py) egg_info for …

To view the contents of an ISO image, the isoinfo command for Linux will come in very useful indeed. Just type isoinfo -f -i myiso.iso to view the contents of the ISO image as shown in this example. C:\MEDIA\ELEMENTS\FILES\ISOS> isoinfo -f -i linuxmint-11-gnome-dvd-64bit.iso /BOOT /CASPER /EFI /ISOLINUX /MD5SUM.TXT;1 /PRESEED /_DISK /BOOT/GRUB /CASPER/FILESYSTEM.MANIFEST;1 /CASPER/FILESYSTEM.MANIFEST_DESKTOP;1 /CASPER/FILESYSTEM.SIZE;1 /CASPER/FILESYSTEM.SQUASHFS;1 …

A Database Management System is a system that allows multiple users to access, create and modify data entries in a database. The program is a multiuser application that will allow multiple users to access and change records easily, whilst maintaining the integrity of the data and also ensuring the security of the Database, with user …

Sample Iptables configurations A sample iptables output that I am using on an OpenVPN server to allow Internet traffic to be passed through it. ubuntu ~ $ sudo iptables-save # Generated by iptables-save v1.4.21 on Wed Aug 2 22:19:48 2017 *filter :INPUT ACCEPT [2654934:1228315333] :FORWARD ACCEPT [31023:17433690] :OUTPUT ACCEPT [2475842:555885003] COMMIT # Completed on Wed …

To start a Wireless interface in monitor mode, use this command. This will create a new interface that we may use to attempt to crack a wireless network. ┌─[[email protected]]─[/home/user] └──╼ #airmon-ng start wlan1   Found 2 processes that could cause trouble. If airodump-ng, aireplay-ng or airtun-ng stops working after a short period of time, you …

There is a good version of Ubuntu for Chinese customers. Ubuntu Kylin is customized especially for China with custom applications installed that are specifically designed for use in China. Give this a try if you wish to have an alternative to Windows on your desktop or laptop machine. Download Ubuntu Kylin: https://www.ubuntu.com/download/ubuntu-kylin. Ubuntu Kylin website: …