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System Administration Interview Question:
What is DNS and which port number is used by DNS?
Submitted by: MurtazaThe Domain Name System (DNS) is used to resolve human-readable hostnames like www.golbalguideline.com into machine-readable IP addresses like 69.173.221.64.
DNS servers use UDP port 53 but DNS queries can also use TCP port 53 if the former is not accepted.
Submitted by: Murtaza
DNS servers use UDP port 53 but DNS queries can also use TCP port 53 if the former is not accepted.
Submitted by: Murtaza
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