Port Number Flashcards
1
Q
HTTP
A
hypertext transfer protocol
tcp/80
2
Q
HTTPS
A
http secure
tcp/443
3
Q
TFTP
A
trivial file transfet protocol
udp/69
4
Q
FTP
A
file transfer protocol
tcp/20(data)
tcp/21(control)
5
Q
SFTP
A
secure ftp
tcp/22
6
Q
TELNET
A
tcp/23
7
Q
SSH
A
secure shell
tcp/22
8
Q
RDP
A
remote desktop protocol
tcp/3389
9
Q
SMTP
A
simple mail transfer protocol
tcp/25
10
Q
POP3
A
post office protocol
tcp/110
11
Q
IMAP4
A
internet message access protocol
tcp/143
12
Q
SNMP
A
simple network management protocol
udp/161
13
Q
NTP
A
network time protocol
udp/123
14
Q
SMB(CIFS)
A
server message block(common internet file system)
tcp/445
15
Q
SIP
A
session initiationprotocol
tcp/5060, tcp/5061
16
Q
H.323
A
tcp/1720
17
Q
DNS
A
domain name sustem
udp/53
18
Q
DHCP
A
dynamic host configuration protocol
udp/67, udp/68
19
Q
LDAP
A
lightweight directory access protocol
tcp/389
20
Q
LDAPS
A
ldap secure
tcp/636
