Most mail servers generally have more than one MX record, meaning you could have more than one mail server setup to receive e-mails. Each MX record has a priority number assigned to it in the DNS. The MX record withlowest number has the highest priorityand that is considered your primary ...
using different models which implIenmgeenntetrhael,dtehseirdeedsirgenspoobnjescetsivtoesaosfpaenciyficeodnrterfoelrseynsctee.mSoa,rtehdeecfilonseedd-ulosionpgcdoinffterroelnstymstoemdeblsewcohmicehs ismtapblleem, aecnhtitehveesdetshiereidmrpesopseodnspesertfooarmspaencciefise,drerjeefcetrsenthcee. ...