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Showing posts with the label linux

Installing virtual box

Installing and setting up virtual box was not without pain, but once I finally got it running i was very happy with its performance. Also I didn't experience any problems with sudden restarts etc. It could easily run 10 machines on my 8gb of ram. I have had problems with many other approaches to installing virtual box! Do note that I have experienced Windows virtual machines becoming corrupt, perhaps due to my underlying filesystem (ext4) which I have found people advice against. Here are some of my notes. How to set up virtual box from scratch with auto-start. Ensure you have the latest updates $ sudo apt-get update Install dkms to ensure upgrades in the future don't trouble us $ sudo apt-get install dkms (Optional) Make sure your system is up-to-date $ apt-get upgrade Download the package Find the package by www-browser (remember it must match platform and version) $ sudo www-browser www.virtualbox.org put it on disk and call it virtua...

Reinstall of Linux gives ssh error

When you first start out with linux, you experience different kinds of errors which are unfamiliar to you. Here is one of them. In this case I have reinstalled SSH on an old host. Now when my client tries to authenticate, it recognizes that something has changed on the host and we get an error on the client. $ ssh 10.0.0.28 @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! Someone could be eavesdropping on you right now (man-in-the-middle attack)! It is also possible that the RSA host key has just been changed. The fingerprint for the RSA key sent by the remote host is b5:d7:ff:35:dd:42:ff:e5:ff:ff:92:98:de:6c:ff:97. Please contact your system administrator. Add correct host key in /home/myuser/.ssh/known_hosts to get rid of this message. Offending key in /home/myuser/...