[root@localhost ~]$ mkdir /mnt/cdrom
[root@localhost ~]$ mount /dev/cdrom /mnt/cdrom
[root@localhost ~]$ cp /mnt/cdrom/tools/toolchain/arm-linux-gcc-3.3.2.tar.bz2
[root@localhost ~]$ cd /
[root@localhost /]$ tar -xjvf arm-linux-gcc-3.3.2.tar.bz2
[root@localhost /]$ vi /root/.bash_profile

# .bash_profile

# Get the aliases and functions
if [ -f ~/.bashrc ]; then
       . ~/.bashrc
fi

# User specific environment and startup programs

PATH=$PATH:$HOME/bin:/usr/local/arm/3.3.2/bin

export PATH
unset USERNAME

[root@localhost /]$ source /root/.bash_profile
[root@localhost /]$ arm-linux-gcc -v
Reading specs from /usr/local/arm/3.3.2/bin/../lib/gcc-lib/arm-linux/3.3.2/specs
Configured with: ./configure --target=arm-linux --prefix=/usr/local/arm/3.3.2/ --with-headers=/home/sylam/armbuild/src/linux/include --disable-shared --disable-threads --enable-languages=c : (reconfigured) ./configure --target=arm-linux --prefix=/usr/local/arm/3.3.2/ --with-headers=/home/sylam/armbuild/src/linux/include
Thread model: posix
gcc version 3.3.2