Well Known Ports (Port Number And Type) Flashcards
1
Q
20
A
FTP - TCP
2
Q
21
A
FTP Control connection - TCP
3
Q
22
A
SSH - TCP
4
Q
23
A
TELNET - TCP
5
Q
25
A
SMTP - TCP
6
Q
53
A
DNS TCP/UDP
7
Q
67
A
DHCP SERVER - UDP
8
Q
68
A
DHCP CLIENT - UDP
9
Q
80
A
HTTP - TCP
10
Q
110
A
POP - TCP
11
Q
137-139
A
NETBIOS - UDP/TCP
12
Q
143
A
IMAP - TCP
13
Q
161
A
SNMP - UDP
14
Q
162
A
SNMP TRAP OPERATION - UDP
15
Q
389
A
LDAP - TCP
