Postfix Satellite configuration: Remote SMTP with auth

If you have ever run into the problem that your computer will not send e-mails directly, then this might help. Install Postfix and configure it as a satellite server. This was done on a Ubuntu desktop installation, so I don’t know what Fedora and co. will say. In the /etc/postfix/main.cf file add or modify the… Continue reading “Postfix Satellite configuration: Remote SMTP with auth”

Ubuntu Netboot

Notes on getting Ubuntu netboot to work so that I don’t have to burn any CD’s This document expects a DHCP server to be available in the network Install tftp sudo aptitude install tftpd-hpa tftp-hpa Get netboot files: cd /var/lib/tftpboot sudo wget -r -nH -np –cut-dirs=8 http://archive.ubuntu.com/\ ubuntu/dists/maverick/main/installer-amd64/\ current/images/netboot find ./ -name “index.*” | sudo… Continue reading “Ubuntu Netboot”

VirtualBox resolution problems in a headless environment

In certain cases running a VirtualBox VM in a headless linux environment can lead to a Windows XP having an undesired resolution. I fixed this using the following two commands: Global command: VBoxManage setextradata global GUI/MaxGuestResolution 1920,1200 For a running VM: VBoxManage controlvm “remote” setvideomodehint 1920 1200 24 I found the resolution in this forum:… Continue reading “VirtualBox resolution problems in a headless environment”