اختبار شهادة الشبكات CompTIA Network+

السؤال 209 من 748

كل الأسئلة

A network engineer performed a migration to a new mail server. The engineer changed the MX record, verified the change was accurate, and confirmed the new mail server was reachable via the IP address in the A record. However, users are not receiving email. Which of the following should the engineer have done to prevent the issue from occurring?

الخيارات

  • A Change the email client configuration to match the MX record.
  • B Reduce the TTL record prior to the MX record change.
  • C Perform a DNS zone transfer prior to the MX record change.
  • D Update the NS record to reflect the IP address change.

النقاشات

لا توجد نقاشات منشورة لهذا السؤال حالياً.