Simple asterisk with dahdi installation steps CentOS 5

1.)yum install gcc gcc-c++ make openssl-devel newt-devel ncurses-devel libtermcap-devel libxml2-devel kernel-devel perl curl curl-devel
2.)uname -r
2.6.18-164.10.1.el5PAE
if kernel is PAE then do:
yum install kernel-PAE-devel

======install mysql database for CDR========
3.)yum install libtool-ltdl libtool-ltdl-devel unixODBC-devel mysql mysql-devel mysql-server mysql-connector-odbc

====steps to download and install asterisk with DAHDI=====
# cd /usr/src
# mkdir asterisk
# cd asterisk
# wget http://downloads.asterisk.org/pub/telephony/asterisk/releases/asterisk-1.6.2.0.tar.gz
# wget http://downloads.asterisk.org/pub/telephony/asterisk/asterisk-addons-1.6.2.0.tar.gz
# wget http://downloads.asterisk.org/pub/telephony/dahdi-linux-complete/dahdi-linux-complete-current.tar.gz
# wget http://downloads.digium.com/pub/libpri/libpri-1.4-current.tar.gz
# tar zxvf asterisk-1.6.2.0.tar.gz
# tar zxvf asterisk-addons-1.6.2.0.tar.gz
# tar zxvf dahdi-linux-complete-current.tar.gz
# tar zxvf libpri-1.4-current.tar.gz
=========install libpri==========================
# cd /usr/src/asterisk/libpri-1.4.10.2
# make clean
# make
# make install
======install dahdi=================================
# cd /usr/src/asterisk/dahdi-linux-complete-2.2.1-rc2+2.2.1-rc2/
# make all
# make install
# make config

====install asterisk with selected packages====================
# cd /usr/src/asterisk/asterisk-1.6.2.0/
# make clean
# ./configure
# make menuselect

# make
# make install
# make samples
# make config
# chkconfig asterisk on

========install addons==========================
# cd /usr/src/asterisk/asterisk-addons-1.6.2.0
# make clean
# ./configure
# make menuselect

# make
# make install
# make samples

=======configure cdr-mysql===================
# vi /etc/asterisk/cdr_mysql.conf
[global]
hostname=localhost
dbname=asterisk
table=cdr
password=PASSWORD
user=asterisk
port=3306
sock=/var/lib/mysql/mysql.sock
userfield=1
loguniqueid=yes