# yum install epel-release openssl101e openssl101e-devel
 (i686)
 # rpm -Uvh ftp://ftp.qmailtoaster.org/pub/repo/qmt/CentOS/5/testing/i386/libdomainkeys-toaster-0.68-1.3.7.i686.rpm
 # rpm -Uvh ftp://ftp.qmailtoaster.org/pub/repo/qmt/CentOS/5/testing/i386/qmail-toaster-1.03-1.3.24.i686.rpm
 (x86_64)
 # rpm -Uvh ftp://ftp.qmailtoaster.org/pub/repo/qmt/CentOS/5/testing/x86_64/libdomainkeys-toaster-0.68-1.3.7.x86_64.rpm
 # rpm -Uvh ftp://ftp.qmailtoaster.org/pub/repo/qmt/CentOS/5/testing/x86_64/qmail-toaster-1.03-1.3.24.x86_64.rpm
 # qmailctl stop
 # qmailctl start