resource r1 {
startup {
       become-primary-on both;
}
on nodo1 {
   device    /dev/drbd1;
   disk      /dev/sda6;
   address   192.168.1.61:7789;
   meta-disk internal;
}

on nodo2 {
   device    /dev/drbd1;
   disk      /dev/sda6;
   address   192.168.1.62:7789;
   meta-disk internal;
   }
}