Some external mail servers reject messages from a ministry's mail server because a lookup of its IP address returns no name. Which record, usually set up with the internet provider, is missing?
Certains serveurs de messagerie externes rejettent les messages du serveur de messagerie d'un ministère, car une recherche sur son adresse IP ne renvoie aucun nom. Quel enregistrement, généralement configuré avec le fournisseur d'accès, manque ?
Answers
AAn A record for the mail server's nameUn enregistrement A pour le nom du serveur de messagerie
BAn MX record listing a backup mail serverUn enregistrement MX indiquant un serveur de messagerie de secours
CA PTR record in the reverse zoneUn enregistrement PTR dans la zone inverse
DA CNAME record for the mail hostUn enregistrement CNAME pour l'hôte de messagerie
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