install asterisk by yum on centos6.3

1. http://rpm.pbone.net/index.php3/stat/4/idpl/15297742/dir/fedora_6/com/epel-release-6-5.noarch.rpm.html
2. select server and copy url for epel-release-6-5.noarch.rpm
3. use command  "rpm -Uvh ftp://ftp.univie.ac.at/systems/linux/fedora/epel/beta/6/i386/epel-release-6-5.noarch.rpm<<-- 2.="2." from="from" p="p" url="url">4. install asterisk "yum install asterisk asterisk-calendar asterisk-curl asterisk-dahdi asterisk-devel asterisk-fax asterisk-gui asterisk-mysql asterisk-mobile asterisk-snmp asterisk-sounds-core-en asterisk-sounds-core-en-ulaw asterisk-voicemail  asterisk-voicemail-odbc  asterisk-voicemail-plain dahdi-tools dahdi-tools-libs sox"
5. test asterisk "asterisk -r" or "asterisk -vvv -c"