Centos 6 and Asterisk

----------------Errors----------------

No DAHDI found. Unable to open /dev/dahdi/ctl: No such file or directory

DAHDI Tools Version - 2.1.0.2
Notice: Configuration file is /etc/dahdi/system.conf
line 0: Unable to open master device '/dev/dahdi/ctl'


---------------Solution---------------
Try using Atrpms by doing

wget http://packages.atrpms.net/RPM-GPG-KEY.atrpms
rpm --import RPM-GPG-KEY.atrpms

After that;
yum install dahdi-linux