When a DNS server transfers its zone file to a remote system, what port does it typically use?
When a DNS server transfers its zone file to a remote system, what port does it typically use?
When a DNS server transfers its zone file to a remote system, it typically uses port 53/TCP. While DNS queries are usually handled over UDP port 53, zone transfers require a reliable connection, which is why TCP is used.
The answer is A, 53 UDP is used to perform domain name resolution
The answer is A