PORTS Flashcards
FTP
TCP/20/21
Transfer files/control port
File Transfer Protocol
SSH
TCP/22
Secure Shell
-Transmit data through a remote connection, securely
Telnet
TCP/23
Telecommunication Network
-Connect remotely, lacks security
SMTP
TCP/25
Simple Mail Transfer Protocol
-send email, device to server
DNS
UDP/53
Domain Name System
-Converts names to IP addresses
DHCP
UDP/67/68
Dynamic Host Configuration Protocol
-IP address assigned from pool, renews in certain time
HTTP
TCP/80
Hypertext Transfer Protocol
-Web server communication
HTTPS
TCP/443
Hypertext Transfer Protocol Secure
-Web server communication with encryption
POP3
TCP/110
Post Office Protocol version 3
-Receive email (basic)
IMAP4
TCP/143
Internet Message Access Protocol v4
-Receive email, save in server
SMB/CIFS
TCP/445 (NetBIOS-less)
Server Message Block/Common Internet File System
-Used by Windows, file and printer sharing
NetBIOS name services
UDP/137
NetBIOS session service
TCP/139
SNMP
UDP/161/162
Queries/Traps
Simple Network Management Protocol
-Gather statistics from network devices
LDAP
TCP/389
Lightweight Directory Access Protocol
-Store and retrieve info in a network directory