Build a local lan yum source using CentOS

Build a local lan yum source using CentOS
#1. Mount CentOS-6.5-x86_64-bin-DVD1.iso firstmount-oloop-tiso9660/dev/cdrom/mnt/rpm-Uvh/mnt/Packages/createrepo-0.9.9-18.el6.noarch.rpmmkdir-p/data/www/centos/6/x86_64/\cp-r/mnt/Packages//data/www/centos/6/x86_64/cp/mnt/RPM-GPG-KEY-CentOS-*/data/www/centos/umount/mnt#2. Mount CentOS-6.5-x86_64-bin-DVD2.isomount-oloop-tiso9660/dev/cdrom/mnt/\cp-r/mnt/Packages//data/www/centos/6/x86_64/umount/mnt#3. Create a repositorycreaterepo/data/www/centos/6/x86_64/#4. Start nginxcat>/etc/nginx/conf.d/yum.repo.conf<<EOFserver{listen80;server_namelocalhost;root/data/www;# Enable Nginx directory file listautoindexon;autoindex_exact_sizeoff;autoindex_localtimeon;}EOFchmod755/datachown-Rnginx./data/wwwservicenginxstartchkconfignginxon# Test Access: http: // 192.168.20.210/centos/6/x86_64/#5. yum source configurationcd/etc/yum.repos.dmvCentOS-Base.repoCentOS-Base.repo.bakcat>CentOS-Base.repo<<'EOF'[base]name=CentOS-6-Base-LANbaseurl=http://192.168.20.210/centos/6/$basearch/gpgcheck=1gpgkey=http://192.168.20.210/centos/RPM-GPG-KEY-CentOS-6EOF#6. Verifyyumcleanallyummakecache