|
Number
|
Port
|
Protocol
|
Description
|
Quick List
|
|
1
|
20
|
FTP Data
|
File Transfer Protocol - File
Transfer Protocol. Port for data.
|
|
|
2
|
21
|
FTP Control
|
File Transfer Protocol - File
Transfer Protocol. Port for commands.
|
|
|
3
|
22
|
SSH
|
Secure SHell - "secure
shell". Remote Management Protocol operating system.
|
|
|
4
|
23
|
telnet
|
TErminaL NETwork. Protocol
implementation text interface over the network.
|
|
|
5
|
25
|
SMTP
|
Simple Mail Transfer Protocol -
Simple Mail Transfer Protocol.
|
|
|
6
|
42
|
WINS
|
Windows Internet Name Service.
Mapping NetBIOS-name computers with IP-addresses of nodes
|
|
|
7
|
43
|
WHOIS
|
"Who is". Protocol
obtaining the registration of ownership of domain names and IP addresses
|
|
|
8
|
53
|
DNS
|
Domain Name System - Domain Name
System.
|
|
|
9
|
67
|
DHCP
|
Dynamic Host Configuration
Protocol - Dynamic Host Configuration Protocol. Dynamic IP
|
|
|
10
|
69
|
TFTP
|
Trivial File Transfer Protocol - a
simple file transfer protocol.
|
|
|
11
|
80
|
HTTP / Web
|
HyperText Transfer Protocol -
hypertext transfer protocol.
|
|
|
12
|
110
|
POP3
|
Post Office Protocol Version 3 -
receive e-mail protocol, version 3
|
|
|
13
|
115
|
SFTP
|
SSH File Transfer Protocol. Secure
data transmission protocol.
|
|
|
14
|
123
|
NTP
|
Network Time Protocol.
Synchronization protocol computer's internal clock.
|
|
|
15
|
137
|
NetBIOS
|
Network Basic Input / Output
System. Protocol for network I / O operations. Naming Service.
|
|
|
16
|
138
|
NetBIOS
|
Network Basic Input / Output
System. Protocol for network I / O operations. Service connection.
|
|
|
17
|
139
|
NetBIOS
|
Network Basic Input / Output
System. Protocol for network I / O operations. Service sessions.
|
|
|
18
|
143
|
IMAP
|
Internet Message Access Protocol.
Application-level protocol for accessing e-mail.
|
|
|
19
|
161
|
SNMP
|
Simple Network Management Protocol
- Simple Network Management Protocol. Device Management.
|
|
|
20
|
179
|
BGP
|
Border Gateway Protocol, Border
Gateway Protocol. Dynamic routing protocol.
|
|
|
21
|
443
|
HTTPS
|
HyperText Transfer Protocol
Secure) - protocol HTTP, which supports encryption.
|
|
|
22
|
445
|
SMB
|
Server Message Block. The remote
access to files, printers, and network resources.
|
|
|
23
|
514
|
Syslog
|
System Log. Protocol and sending
log messages about system events occur.
|
|
|
24
|
515
|
LPD
|
Line Printer Daemon. Remote
printing protocol on the printer.
|
|
|
25
|
993
|
IMAP SSL
|
Protocol IMAP, supports SSL
encryption.
|
|
|
26
|
995
|
POP3 SSL
|
POP3 protocol supports SSL
encryption.
|
|
|
27
|
1080
|
SOCKS
|
SOCKet Secure. Receiving protocol
secure anonymous access.
|
|
|
28
|
1433
|
MSSQL
|
Microsoft SQL Server - database
management system. Port to access the database.
|
|
|
29
|
3128
|
Proxy
|
Currently the port often used
proxies.
|
|
|
30
|
3268
|
LDAP
|
Lightweight Directory Access
Protocol - lightweight directory access protocol (directory service).
|
|
|
31
|
3306
|
MySQL
|
Access to MySQL databases.
|
|
|
32
|
3389
|
RDP
|
Remote Desktop Protocol - Remote
Desktop for Windows.
|
|
|
33
|
5432
|
PostgreSQL
|
Access to PostgreSQL databases.
|
|
|
34
|
5900
|
VNC
|
Virtual Network Computing - a
system of remote access to the desktop computer.
|
|
|
35
|
5938
|
TeamViewer
|
TeamViewer - Remote control system
for ensuring your computer and data exchange.
|
|
|
36
|
8080
|
HTTP / Web
|
Alternate port for the HTTP
protocol. Sometimes used proxies.
|
