Blokiranje saobraćaja sa web servera

Odlazni TCP i UDP saobraćaj blokiramo na našim serverima preko firewalla. Saobraćaj je omogućen na pojedinim portovima. Kompletnu listu portova možete pronaći u tabeli ispod.

ftp-data        20/tcp   # File Transfer [Default Data]
ftp             21/tcp   # File Transfer [Control]
smtp            25/tcp   # Simple Mail Transfer
whois           43/tcp   #
sql*net         66/tcp   # Oracle SQL*NET
http            80/tcp   # World Wide Web HTTP
pop3           110/tcp   # Post Office Protocol - Version 3
imap           143/tcp   # Interim Mail Access Protocol v2
sql-net        150/tcp   #
sqlsrv         156/tcp   # SQL Service
ldap           389/tcp   # Lightweight Directory Access Protocol
https          443/tcp   # https
smtps          465/tcp   # smtp protocol over TLS/SSL (was ssmtp)
submission     587/tcp   # mail submission
ldaps          636/tcp   # ldap protocol over TLS/SSL
ftps-data      989/tcp   # ftp protocol, data, over TLS/SSL
ftps           990/tcp   # ftp protocol, control, over TLS/SSL
imaps          993/tcp   # imap4 protocol over TLS/SSL
pop3s          995/tcp   # pop3 protocol over TLS/SSL
ms-sql-s      1433/tcp   # Microsoft-SQL-Server
ms-sql-m      1434/tcp   # Microsoft-SQL-Monitor
other         2195/tcp   # Apple push
other         2196/tcp   # Apple push
mysql         3306/tcp   # MySQL
other         4100/tcp   #
other         4043/tcp   #
other         4567/tcp   #
other         4836/tcp   #
XMPP          5222/tcp   #
postgresql    5432/tcp   # PostgreSQL Database
other         8010/tcp   #
other         8200/tcp   #
other         1863/tcp   #
other  28960-28970/udp   #

Pored njih otvoren je i 49152-65535, koji se često koristi za FTP saobraćaj u pasivnom režimu.

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