Linux

MODULE ip_tables not found as the last posts show I’m compiling and configuring my own kernel. As I want iptables to work, I opened my .config and enabled all flags under “IP: Netfilter Configuration” by changing the comment from “#… is not set” to “…=y”. Then I answered all questions as needed during the next

* Unable to find the QT4 tool qmake. Trying to use QT3 * * Unable to find any QT installation. Please make sure that * the QT4 or QT3 development package is correctly installed and * either qmake can be found or install pkg-config or set * the QTDIR environment variable to the correct location.

* Unable to find the GTK+ installation. Please make sure that * the GTK+ 2.0 development package is correctly installed… * You need gtk+-2.0, glib-2.0 and libglade-2.0. for configuring your kernel with make gconfig, you need to install the following packages: libgtk.2.0-0 libgtk2.0-dev libglade2-0 libglade2-dev glib2.0-0 libglib2.0-de

*** Unable to find the ncurses libraries or the *** required header files. *** ‘make menuconfig’ requires the ncurses libraries. *** *** Install ncurses (ncurses-devel) and try again. if you want to make changes to your kernel configuration under ubuntu 11.10 you have to install libncurses5-dev to be able to run make menuconfig.

Since kernel version 3.2 my network driver doesn’t compile anymore. I downloaded the latest version from Realtek and made the following change in r8168_n.c: addr = ((void *) page_address(frag->page)) + frag->page_offset; to addr = ((void *) page_address(&frag->page)) + frag->page_offset; After this change the driver compiled and worked again.  

To compile your own kernel you can follow these steps sudo su cd /usr/src wget http://www.kernel.org/pub/linux/kernel/v3.0/linux-3.2.1.tar.bz2 tar -xf linux-3.2.1.tar.bz2 cd linux-3.2.1 # if you dont have already installed these apt-get install build-essential kernel-package # use local config to get a kernel based on actual configuration make localmodconfig # always use available cores + 1 for

I have the problem, that ubuntu uses the wrong driver for my ethernet card, so I have to use a self compiled driver. After compiling the driver I got a file r8168.ko that is automatically copied to /lib/modules/`uname -r`/kernel/drivers/net/. So far so good. The problem is, that the module is not found by modprobe. Therefore

User userA and userB want to share a single screen session and see what the other user is typing. This is very handy for some showcases. UserA starts a new screen session with screen -S shared Then userA allows other users to connect to the shell with CTRL-A and :multiuser on Last userA has to

on local webservers without specific domain I often came over the stated apache warning. Here is how to get rid of it: Check your /etc/hosts that there are entries for localhost, localhost.domainname, hostname, hostname.domainname. Last edit /etc/apache2/httpd.conf and add ServerName hostname to the file. Restart apache root@coding:~# hostname –fqd coding root@coding:~# head -n2 /etc/hosts 127.0.0.1