1.1 - Explain the purposes and uses of ports and protocols Flashcards
SSH
SSH
tcp/22
Secure Shell
Encrypted console login
DNS
DNS
udp/53
Domain Name System
Convert domain names to IP addresses
SMTP
SMTP
tcp/25
Simple Mail Transfer Protocol
Transfer email between mail servers
SFTP
SFTP
tcp/22
Secure FTP
Secure file transfer
FTP
FTP
tcp/20, tcp/21
File Transfer Protocol
Sends and receives files between systems
TFTP
TFTP
udp/69
Trivial File Transfer Protocol
A very simple file transfer application
Telnet
Telnet
tcp/23
Telecommunica5on Network
Remote console login to network devices
DHCP
DHCP
udp/67, udp/68
Dynamic Host Configura5on Protocol
Automated IP addressing and configura5on
HTTP
HTTP
tcp/80
Hypertext Transfer Protocol
Web server communica5on
HTTPS
HTTPS
tcp/443
Hypertext Transfer Protocol Secure
Web server communica5on with encryp5on
SNMP
SNMP
udp/161
Simple Network Management Protocol
Gather sta5s5cs and manage network devices
RDP
RDP
tcp/3389
Remote Desktop Protocol
Graphical display of remote device
NTP
NTP
udp/123
Network Time Protocol
Synchronize clocks
SIP
SIP
tcp/5060-5061
Session Initation Protocol
Voice over IP signaling protocol
SMB
SMB
tcp/445
Server Message Block
Windows file transfers and printer sharing
POP3
POP3
tcp/110
Post Office Protocol version 3
Receive mail into a mail client
IMAP4
IMAP4
tcp/143
Internet Message Access Protocol v4
A newer mail client protocol
LDAP
LDAP
tcp/389
Lightweight Directory Access Protocol
Communicate with network directories
LDAPS
LDAPS
tcp/636
Lightweight Directory Access Protocol Secure
LDAP over SSL
H.323
H.323
tcp/1720
ITU Telecommunica5on H.32x protocol series
Voice over IP signaling
ICMP

UDP

TCP

ARP
Address Resolu5on Protocol
Resolve IP address to MAC