Describe some Well Known TCP and UDP Port numbers from RFC 1700.
What will be an ideal response?
You should be familiar with the following Well Known TCP and UDP Port numbers from RFC 1700:
• TCP port 20-FTP data transfer
• TCP port 21-FTP control port
• TCP port 23-Telnet
• TCP port 25-SMTP
• TCP & UDP port 53-DNS (also known as Domain Name Server)
• UDP port 67 & 68-Dynamic Host Configuration Protocol (DHCP)
• TCP port 80-HTTP Web services
• TCP & UDP port 123-Network Time Protocol (NTP)
• TCP port 110-Post Office Protocol version 3 (POP3)
• TCP port 119-Network News Transfer Protocol (NNTP)
• UDP port 69-TFTP
• UDP port 161-SNMP
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