Port Numbers Flashcards
0
Q
TCP 22
A
SSH, SCP (secure copy), SFTP
1
Q
TCP 20 & 21
A
FTP
2
Q
TCP 23
A
Telnet
3
Q
Port 25
A
SMTP
4
Q
Port 53
A
DNS
4
Q
Port 49
A
TACACS+
5
Q
Port 67 & 68
A
DHCP
5
Q
UDP 69
A
TFTP
6
Q
Port 80
A
HTTP
7
Q
Port 88
A
Kerberos
9
Q
Port 119
A
NNTP
10
Q
Port 110
A
POP3
11
Q
Port 123
A
NTP
12
Q
Port 143
A
IMAPv4
13
Q
Port 161 & 162
A
SNMP
