Port & Protocol Numbers Flashcards
1
Q
FTP
A
TCP/20 (data), TCP/21 (command)
2
Q
DHCP
A
UDP/67 (server) , UDP/68(client)
3
Q
DNS
A
TCP/UDP/53
4
Q
Finger
A
79
5
Q
LDAP
A
TCP/389(Clear-text), TCP/636 (Encrypted)
6
Q
PPTP
A
TCP/1723
7
Q
HTTP
A
TCP/80
8
Q
Kerberos
A
TCP/88
9
Q
TCP/445
A
SMB
10
Q
UDP/123
A
NTP
11
Q
Ident
A
UDP/113
12
Q
TCP/49
A
TACACS(+)
13
Q
Telnet
A
TCP/23
14
Q
TCP/22
A
SSH
15
Q
Microsoft RPC
A
TCP/135
16
Q
Unix RPC
A
TCP/UDP/111
17
Q
Pop3
A
TCP/110
18
Q
SNMP
A
TCP/UDP/161/162
19
Q
BGP
A
TCP/179
20
Q
FTPS
A
TCP/989/990
21
Q
Global Catalog
A
TCP/3268/3269
22
Q
IKE
A
UDP/500
23
Q
Rlogin
A
TCP/513
24
Q
Rexec
A
TCP/512
25
Q
Rsh
A
TCP/514
26
Q
MS SQL Ping
A
UDP/1434
27
Q
RIP
A
UDP/520
28
Q
TCP/2049
A
NFS
29
Q
TCP/1521
A
Oracle TNS
30
Q
Cisco Smart Install
A
TCP/4786
31
Q
IP: ICMP
A
1
32
Q
IP: IGMP
A
2
33
Q
IP: TCP
A
6