I installed Ubuntu server 14.03 in a Virtual Machine and after installation the Internet connection was not working. To fix this I added the nameservers to the /etc/resolv.conf file like this. nameserver 8.8.8.8 nameserver 8.8.4.4nameserver 8.8.8.8 nameserver 8.8.4.4 After saving this file, I ran this command. sudo service resolveconf restartsudo service resolveconf restart This fixed … Read more
Installing Ubuntu server is quite straightforward. Firstly, choose the language. Then the user needs to choose what country they are in. And choose what keyboard layout you are using. After this is out of the way, we get to the main installation tasks. We need to choose a hostname for our server instance. Now we … Read more
This command will set a passphrase for the server pem file for OpenVPN on Linux. I setup a VPN configuration on Ubuntu and forgot to set the passphrase. This is how I managed to set one. ubuntu@ip-172-31-13-140:~$ sudo openssl rsa -des3 -in server-key.pem -out server2.pem Enter pass phrase for server-key.pem: writing RSA key Enter PEM … Read more
Sandisk have released a 400GiB SSD drive that enables a server machine to expand storage by plugging the device into a standard RAM slot. This is an interesting device, the ability to sacrifice a RAM slot and install a Solid State Drive instead. This device, placing storage closer on the motherboard to the CPU is … Read more
This Powershell command will install a Windows feature on your Windows 8.1 or server 2012 machine. I am only using the telnet server as an example. PS C:\Users\Administrator> Install-WindowsFeature telnet-server Success Restart Needed Exit Code Feature Result ——- ————– ——— ————– True No Success {Telnet Server} This is how easy it is to install a … Read more
This guide, [openvpn.net] has a good guide to setting up an OpenVPN server on a Linux machine. I used this guide as the other guides online are not as good and often do not lead to a satisfactory result. I am using one on Linux and I can connect to it on my Windows machine … Read more
This simple command allows the user to print the contents of a variable. homer@deusexmachina:~ % echo "$LOGNAME" homerhomer@deusexmachina:~ % echo "$LOGNAME" homer Use the netstat command to get information about all network connections to and from your machine. homer@deusexmachina:~ % netstat Active Internet connections Proto Recv-Q Send-Q Local Address Foreign Address (state) tcp4 0 0 … Read more
HyperV Server is a standalone hypervisor that allows a machine to host server instances without the overhead of a server operating system like Server 2012 R2. Firstly, download the ISO image here: http://care.dlservice.microsoft.com/dl/download/3/4/7/347A95F0-A63C-492F-BE43-F376AE30C9FE/9200.16384.WIN8_RTM.120725-1247_X64FRE_SERVERHYPERCORE_EN-US-HRM_SHV_X64FRE_EN-US_DV5.ISO. 1.6 Gigabytes. Then burn this at a slow speed to a suitable DVDR disk. Boot from the disk and choose to install … Read more
Windows Server 2012 R2 supports quite a few cmdlets that allow the user to gain quite a bit of information about the networking configuration of the server machine. Here are a few examples with output. This command: Get-NetAdapterHardwareInfo gets hardware information about your wireless adapters. PS C:\Users\Administrator> Get-NetAdapterHardwareInfo Name Segment Bus Device Function Slot … Read more
The route PRINT command shows the routing table. This gives some insight into your network connections. C:\Users\Administrator>route PRINT =========================================================================== Interface List 18…1e 0f 6e 5d e1 25 ……Microsoft Wi-Fi Direct Virtual Adapter 13…4c 0f 6e 5d e1 25 ……Qualcomm Atheros AR5B97 Wireless Network Adapter 12…88 ae 1d 6d 09 bc ……Broadcom NetLink (TM) Gigabit Ethernet … Read more
Using tightvnc to connect to a remote Linux machine is a good way to access a graphical desktop on a remote Linux box. Firstly; install the tightvnc server on the target machine to be accessed. homer@deusexmachina ~ $ sudo apt-get install tightvncserver [sudo] password for homer: Reading package lists… Done Building dependency tree Reading state … Read more
When it comes to server hosting, there are two options available to every user. These options are Linux based hosting options and Windows-based hosting options. You will come across people who are firmly in one camp and many who are confused and in the middle. What about me, you ask? Well when it comes to … Read more
This is a relatively painless process if you follow this tutorial. Note that I am using a 64bit operating system. First off; download the µtorrent client here: http://www.utorrent.com/downloads/linux. If it is in the ~/Downloads folder then type: tar -xvf utorrent-server-3.0-ubuntu-10.10-27079.tar.gztar -xvf utorrent-server-3.0-ubuntu-10.10-27079.tar.gz Install the required libssl component. sudo apt-get install libssl0.9.8sudo apt-get install libssl0.9.8 to … Read more
Using the Putty application to log into an Ubuntu server is very easy; simply download Putty from here: PuTTY download site and then run the executable which will be in your Users\Downloads folder in Windows 7. Then enter the IP address and port used by SSH on the remote server. The default is 22. Then … Read more
I have been experimenting with the installation of Ubuntu Server onto a HP BL35P blade server and the process has been quite a learning experience indeed. The need to use the HP SmartStart CD to erase the RAID array on the server before the installation is different from your run of the mill desktop machine … Read more
This is a PCI Express card that allows you to build a thin client PC. This hardware agnostic and would be very useful for re-purposing an old computer and using it to access computing resources on a home server. A thin client computer is one that does not run an operating system per se, only … Read more
Ubuntu developers are working on a next generation display server known as Mir. A system-level component targeted as a replacement for the X window server system to unlock next-generation user experiences for devices ranging from Linux desktop to mobile devices powered by Ubuntu. This document outlines the motivation for the project, describes the high level … Read more
http://arstechnica.com/tech-policy/news/2011/02/anonymous-speaks-the-inside-story-of-the-hbgary-hack.ars/2 This article is a fascinating description of the HB Gary hack that enabled Anonymous to crack into a server machine and eventually deface a website. HBGary and HBGary Federal position themselves as experts in computer security. The companies offer both software and services to both the public and private sectors. On the software side, … Read more