DAHDI的安装分为两个部分：
1.安装DAHDI-linux
wget "http://downloads.asterisk.org/pub/telephony/dahdi-linux/releases/dahdi-linux-2.1.0.4.tar.gz"
tar zxvf dahdi-linux-2.1.0.4.tar.gz
cd dahdi-linux-2.1.0.4
make
make install
cd ..
2.安装DAHDI-tools
wget "http://downloads.asterisk.org/pub/telephony/dahdi-tools/releases/dahdi-tools-2.1.0.2.tar.gz"
tar zxvf dahdi-tools-2.1.0.2.tar.gz
cd dahdi-tools-2.1.0.2
./configure
make
make install
make config
/etc/init.d/dahdi start
/etc/init.d/dahdi stop
可能遇到一下情况
1. You do not appear to have the sources XXXXXXXXXX
解决方案：
yum -y install kernel kernel-devel
或内核头文件版不对：
uname -r
(make menuselect)