apt-get install kernel-package libncurses5-dev fakeroot wgеt bzip2 build-essential
cd /usr/src

Пересобираем ядро с оптимальными настройками...
wgеt http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.26.8.tar.gz
tar xfv linux-2.6.26.8.tar.gz
ln -s /usr/src/linux-2.6.26.8 /usr/src/linux
cd /usr/src/linux
make clean && make mrproper
cp /boot/config-`uname -r` ./.config
make menuconfig

Настройки ядра

Processor type and features >> [*]IRQ balancing
Processor type and features >> Timer frequency = 1000 Hz.
Processor type and features >> [*]High Resolution Timer Option
Processor type and features >> [*]HPET Timer Support
Device Drivers >> Character Devices >> [*]Enchanced Real Time Clock Support
Library Routines >> [*]CONFIG_CRC_CCITT

make-kpkg clean
fakeroot make-kpkg --initrd --append-to-version=-custom kernel_image kernel_headers

cd /usr/src
dpkg -i *.deb

reboot -t now

apt-get install build-essential libcurl3-dev libvorbis-dev libspeex-dev unixodbc unixodbc-dev libiksemel-dev flex xsltproc odbc-postgresql libusb-dev libnewt-dev libxml2-dev bison linux-headers-`uname -r` g++ libncurses5-dev libnewt-dev libusb-dev subversion git-core postgresql-8.1 postgresql-contrib-8.1 postgresql-client-8.1 postgresql-dev

cd /usr/src
mkdir asterisk
cd asterisk
svn co http://svn.digium.com/svn/asterisk/trunk asterisk
svn co http://svn.digium.com/svn/asterisk-addons/trunk asterisk-addons
svn co http://svn.digium.com/svn/dahdi/linux/trunk dahdi-linux
svn co http://svn.digium.com/svn/dahdi/tools/trunk dahdi-tools
svn co http://svn.digium.com/svn/libpri/branches/1.4 libpri
git-clone git://git.misdn.org/git/mISDN.git/
git-clone git://git.misdn.org/git/mISDNuser.git/

cd /usr/src/asterisk/dahdi-linux
make && make install

cd /usr/src/asterisk/dahdi-tools
./configure
make menuselect
make && make config && make install


cd /usr/src/asterisk/libpri
make && make install

cd /usr/src/asterisk/asterisk
./configure
make menuconfig
make
make install
make samples
make config
asterisk -F
asterisk -vvvc

**END***