Category Archives: Linux

Routing and NAT in Ubuntu

Check if routing between interface is enabled or not with following command: sysctl net.ipv4.ip_forward Output should be as: net.ipv4.ip_forward = 1 If output is not like this then use following command: sysctl net.ipv4.ip_forward=1 Save changes: sysctl -p /etc/sysctl.conf Do the … Continue reading

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Tiny Core Linux

How to get into root: sudo su Default user is tc and password is not set for the user to set the password for tc user use following command: passwd Change ip address of interface in tiny core: ifconfig eth0 … Continue reading

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Untar files in linux

To extract the tar file use following command: tar -xf <name of the file> To extract file to a new directory use following command: mkdir techsupport && tar -xf techsupport.tgz -C techsupport

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Install Java on Linux offline

Step 1. Download the package. Step 2. Create a directory named “jdk” under /opt/ jdk can have all the packages which are installed manually. Step 3. Extract and keep the package under /opt/jdk tar -zxf jdk-8u111-linux-i586.tar.gz -C /opt/jdk Step 4. … Continue reading

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Install Django on ubuntu offline

Step 1. Download the stable release of the Django from the official website. Step 2. Untar the downloaded file. tar -xf Django-1.8.17.tar.gz Step 3. Change the directory to the directory where extracted files are and run following command: python setup.py … Continue reading

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Install software in Linux offline

Step 1. Download the software package from the website. Step 2. Untar the files with following command. tar -zxvf filename.tar.gz Step 3. Change the current directory to the directory where the files are extracted and run following file. ./configure Step … Continue reading

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Linux how to

Below command have been tested on Ubuntu OS. Remove a directory: rmdir python Remove a non empty directory: rm -rf pythonscripts To reach to your home directory: cd ~ To create a path shortcut in linux: Create a global variable: … Continue reading

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