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Somethings we do at TakeLAN quite often… and I always forget the how to’s… VPN’s! Check the TUN/TAP Adapter: If you’re running it in a OpenVZ Container as we are: Enter cat /dev/net/tun to test whether the TUN/TAP device is available: If you receive the message cat: /dev/net/tun: File descriptor in bad state your TUN/TAP device is ready for

How to transfer files over servers flawlessly. If you followed the previous tutorial, you’d know how to transfer files over servers without passwords. So to transfer a file from server to server issue the following command (USING SCP). scp /path/to/my.file me@otherserver(link sends e-mail):/path/to/destination/my.file Now the same using Rsync: # apt-get install rsync Or # apt-get install

There are various guides online for setting up Postfix as a backup (hold and forward) mail server which knows which accounts are valid on the primary (to prevent backscatter spam, so it only accepts emails for actual accounts that exist on the primary mail server). All of them are slightly different and none of them

After some problems with the kernel sources, got it working. First: First: Install kernel-devel to have the sources etc. Second, at: https://bugzilla.novell.com/show_bug.cgi?id=795837(link is external) Found: Markus KoƟmann 2012-12-26 13:20:53 UTC You made the wrong link. it should have been: cd /lib/modules/3.7.1-16-desktop/build/include/ ( a ‘ls’ should show no file or directory named linux and two directories called

Amplified DNS isc.org common Attack

Amplified DNS Attack, general information, and fixes. How I got my hands into this. Well the step by step on how I met this new challenge. You may find the general info here (https://derekdemuro.me/blog/server-downtime-due-network-outage(link is external)), don’t get me wrong, the solution is not that big deal, yet can get a bit tricky if you

Removing Linux User

How to remove user from a linux (system) safetly: Keep in mind the following process is to make sure a user is SAFELY removed from the system, if you simply just want to remove the user, jump to “To delete user accound called [user], enter:” The following is recommend procedure to delete a user from the Linux

TakeLAN Connector- Administration to the next level

The idea behind MultiAll. Abstract: The problem of managing multiple servers that do basically similar stuff and are used to host in house applications. Avoiding configuration time hogs, and automation of server configuration allowing fast deployments with no scaling limit. The problem: The problem with MultiAll is the fact of having all the servers on

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