IPSec + GRE/openvswitch equals poor performance

I have two machines with Debian squeeze (kernel 2.6.32-5-amd64) connected via GRE tunnel on top of IPSec transport mode (openswan) with 3des encryption.Code: ...

Ubuntu Can't restart cups

Hi, I am using 8.10 Desktop x86I am trying to install my Lexmark 1100 printer following the instructions in this guide:https://help.ubuntu.com/community/HardwareSupportComponentsPrinters/LexmarkMultifuncPrintersEverything has gone fine and when I enter:/usr/lib/cups/backend/z600It does indeed say:di ...

Ubuntu Virtual Box (not OSE) has no Network

I need VB for some windows apps and especially for my printer. I also need to share the printer on the network. Before I was able to bridge the Virtual Machine to the host controller network and everything worked fine (before is kubuntu 8.10 and 9.04)Now when I install VBox there is no network from ...

Ubuntu Having the same troubles with wired connection

I'm wondering why it is so hard for me to figure out how to stay connected to the internet?I've asked this question over and over with no real answers. Went to Absolute Beginner Talk and it was helpful but no concrete answers to my issues.Here I havebr@ubuntu:~$ ifconfig -aeth0 Link encap:Ethernet H ...

Ubuntu CD / DVD not loadable/readable/writable in Gutsy 7.10

CD / DVD not accessible in Linux on Gutsy 7.10Culprit ? VirtualBox 1.5.2 (installed on Linux host for a Windows VM)/etc/init.d/vboxnet stop/etc/init.d/vboxdrv stopand the CD / DVD access now starts working in Linux. ...

Ubuntu VirtualBox startup script fails to wake guest when waking from sleep mode

I have a virtual box guest which is configured to load on boot of the host, using the following script located in:/etc/init.d/subtrac#!/bin/sh# Start/stop the Subtrac VM#### BEGIN INIT INFO# Provides: subtrac# Required-Start: $syslog $time vboxdrv vboxnet# Required-Stop: $syslog $time# Default-Start ...

Ubuntu How to build bridging support (CONFIG_BRIDGE) as a kernel module?

guys, I am all new to Linux (just a week) and I have been given this task of installing openvswitch in Ubuntu, I have completed most of the stuff but I am stuck in a step because I don't know How to build bridging support (CONFIG_BRIDGE) as a kernel module.I am facing the following error:ERROR: Modu ...

Ubuntu Weekly Newsletter Issue 234

http://fridge.ubuntu.com/wp-content/uploads/2011/07/newspaper-icon4.jpgWelcome to the Ubuntu Weekly Newsletter, Issue 234 for the week September 19 - 25, 2011.In This IssueUbuntu 11.10 Beta 2 (Oneiric Ocelot) Released.Ubuntu 11.10 Development updateUbuntu StatsLoCo NewsLaunchpad NewsDaniel Holbach: ...

Ubuntu Virtualbox host-only network problems

I've just upgraded to Ubuntu 11.10 and installed Virtualbox-4.1.4. I use virtual machines a lot in my work, so after installing the brand-new Ubuntu and Virtualbox I tried to set up a VM with host-only network, but then I noticed that I don't have the vboxnet interface in the host system anymore.In ...