Skip to main content

How to add persistent/permanent routes in windows and linux

We can add static route in the system using route add command from the command prompt or terminal. But these routes gets erased when we reboot the system. To make your route's persistent even after reboot. follow below command on Windows or Linux

On Windows :

In Command Prompt, Run command as below

C:\> route -p add 192.168.1.0   mask 255.255.255.0  172.16.193. 100 metric 1

-p switch will make the route persistent on windows.
On Linux :
  1. Open Terminal , with root privileges create/edit below file to add the route details as below
           $ vim /etc/sysconfig/network-scripts/route-eth0

     2.   Add the route details like below and save the file.
           
            192.168.1.0/24 via 172.16.193.100


     3.   Restart the network service by running " /etc/init.d/network restart ". Now you should be able connect the systems under 192.168.1.0/24 network through 172.16.193.100 gateway.

   
Note : if your ip address is configured to eth1 port then you would have to create " route-eth1 " file at "/etc/sysconfig/network-scripts/ " with route details in it.





Comments

Popular posts from this blog

How to find firmware or boot ROM version in Mac OS X

Firmware and boot ROM version of your mac can be found in two ways.
Way 1 :
1. From "Apple" menu , choose "About This Mac" menu item. 2. Click " More Info " to open "System Profiler" application. 3. Under Contents -> Select Hardware Tree item.
On the right side panel Under hardware overview section, we can see Boot ROM Version and SMC (Firmware) Version.








Way 2 :
Run the below command in terminal to get boot ROM version and SMC(firmware) version :
$ system_profiler SPHardwareDataType | grep -i "Version" | awk -F ':' '{print $1 $2}'

How to decrypt the Filevault encrypted volume using Recovery HD ?

There might be a time where you want decrypt the FileVault encrypted mac, but you are facing issues in logging into Mac to perform decryption using system preferences. In such cases the following steps will help you in decrypting the disk using Recovery HD. Reboot the Mac, Go to recovery HD partition of the system. (To start your computer from Recovery, restart your Mac and hold down the Command and R keys at startup.)Open Terminal application from Utilities -> Application. First will need to identify the Logical Volume UUID of the encrypted drive using the diskutil corestorage list command: diskutil corestorage list

      4.  Once you have the UUID of the logical volume as shown in above picture, you can then either             unlock or decrypt the encrypted volume using the following commands.
      a) Using the password of an authorised account or the recovery key ( Provided by the                                FileVault at the time of enabling it) on the command line            …