Well Known Ports (ALL) - Desc to # Flashcards
SMB - Server Message Block
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP/445
Windows File Transfers and Printer Sharing
DHCP - Dynamic Host Control Protocol
https://www.youtube.com/watch?v=4QHc9ZRB-SY
UPD/67 and UDP/68
Automated the IP address configuration process
HTTPS - Hypertext Transfer Protocol Secure
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP/443
Web Server Communication with Encryption
IMAP - Internet Message Access Protocol
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP/143
- email client protocol - leaves copy of message on server
- allows synchronization across devices
SSH - Secure Shell
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP/22
Encrypted Console Access
RDP - Remote Desktop Protocol
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP / 3389
Graphical Display of Remote Devices
NetBios - NBT
https://www.youtube.com/watch?v=4QHc9ZRB-SY
137 / 139
udp/137 - register, remove, and find Windows servers by name
tcp/139 - Windows connection-oriented data transfer
LDAP - Lightweight Directory Access Protocol
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP / 389
Network Directory Services
POP3 - Post Office Protocol 3
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP/110
Receive email into email client (delete from server)
HTTP - Hypertext Transfer Protocol
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP/80
Web Server Communication
SNMP - Simple Network Management Protocol
https://www.youtube.com/watch?v=4QHc9ZRB-SY
UDP /161 SNMP Query
UDP/ 162 SNMP Trap
161 - Gather metrics and manage network devices
162 - Receive alerts from network devices
DNS - Domain Name System
https://www.youtube.com/watch?v=4QHc9ZRB-SY
UDP/53 and TCP/53
Convert Domain names to IP addresses
FTP - File Transfer Protocol
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP/20 and TCP/21
Sends and Receives Files Between Systems
SMTP - Simple Mail Transfer Protocol
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP/25
Transfer email between mail servers
Telnet
https://www.youtube.com/watch?v=4QHc9ZRB-SY
TCP/23
Insecure Console Access