When a DNS server transfers its zone file to a remote system, what port does it typically use?

Last Updated on February 6, 2022 by Admin 3

When a DNS server transfers its zone file to a remote system, what port does it typically use?

  • 53/TCP
  • 153/UDP
  • 35/TCP
  • 53/UDP

Explanation:

Reference:
http://www.networkworld.com/article/2231682/cisco-subnet/cisco-subnet-allow-both-tcp-and-udp-port-53-to-your-dns-servers.html

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