Ports Flashcards
What is SSH?
Port 22
Secure Shell Protocol
Secure Remote Access
TCP
What is DNS?
Port 53
Domain Name System
UDP/TCP
What is SMTP?
Port 25
Simple Mail Transfer Protocol
TCP
What is SFTP?
Port 22
Secure File Transfer Protocol
TCP
What is FTP?
Ports 20, 21
File Transfer Protocol
TCP
What is TFTP?
Port 69
Trivial File Transfer Protocol
UDP
What is TELNET?
Port 23
TCP/IP Application protocol supporting remote command-line administration of a host.
TCP
What is DHCP?
Ports 67, 68
Dynamic Host Configuration Protocol
UDP
What is HTTP?
Port 80
Hyper Text Transfer Protocol
TCP
What is HTTPS?
Port 443
Hyper Text Transfer Protocol Secure
TCP
What is SNMP?
Port 161
Simple Network Management Protocol
UDP
What is RDP?
Port 3389
Remote Desktop Protocol
TCP
What is NTP?
Port 123
Network Time Protocol
Sets time for all systems
UDP
What is SIP?
Ports 5060, 5061
Session Initiation Protocol
TCP/UDP
What is SMB?
Port 445
Server Message Block
TCP
What is POP3?
Port 110
Post Office Protocol
Enables client to access email messages on remote server.
TCP
What is IMAP?
Port 143
Internet Message Access Protocol
TCP
What is LDAP?
Port 389
Lightweight Directory Access Protocol
TCP/UDP
What is LDAPS?
Port 636
Lightweight Directory Access Protocol Secure
TCP
What is H. 323?
Port 1720
Session Control Protocol for VoIP
TCP
What is RTP?
Any Port in range 1024-65535
Real-time Transport Protocol
Audio and Video over IP
UDP
What is TACAS+?
Port 49
Terminal Access Controller Access Control System
TCP/UDP
What is VoIP?
Port 1720
Voice Over IP
Protocol enables carrying voice over data networks.
UDP
