Postfix as backup MX host configure caylakpenguen Eylül 03, 2020 all , dns , eposta , Genel , gezegen , MTA , postfix Postfix as backup MX hostThe backup MX host must accept and queue mails, if the primary mailhost is down for a certain domain. To have a high degree of availability the backup MX host must be located ... Devamını Oku » 03Sep2020