yum update
ip en /etc/sysconfig/network-scripts/ifcfg-XinterfazX
desabilitar SELinux /etc/selinux/config
setenforce 0
desactivar iptables firewalld ip6tables
systemctl disable XXX
editar el host
ip host.dominio host
editar resolv.conf
search host.dominio
echo "HOSTNAME=hostname.dominio" >> /etc/sysconfig/network
detener postfix sendmail
systemctl disable XXX
instalar perl
instalar
