Port Name / Protocol Service/Function provided on that port 7/tcp Echo 7/udp Echo ftp-data—20/tcp File Transfer ftp-data—20/udp File Transfer ftp-data—20/sctp FTP ftp—21/tcp File Transfe
Trang 1If you are interested in administering Apache, I suggest the Apache Administrator's
Handbook by Rich Bowen, Allan Liska, and Daniel Lopez Ridruejo.
Last word: REMOVE FrontPage extensions from your server unless you absolutely
need them
List of Ports
For a full list of ports visit: www.iana.org/assignments/port-numbers
Well-known ports are 0 to 1024
Port Name / Protocol Service/Function provided on that port
7/tcp Echo
7/udp Echo
ftp-data—20/tcp File Transfer
ftp-data—20/udp File Transfer
ftp-data—20/sctp FTP
ftp—21/tcp File Transfer [Control]
ftp—21/udp File Transfer [Control]
ftp—21/sctp FTP
ssh—22/tcp SSH Remote Login Protocol
ssh—22/udp SSH Remote Login Protocol
ssh—22/sctp SSH
telnet—23/tcp Telnet
telnet—23/udp Telnet
24/tcp any private mail system
24/udp any private mail system
25/tcp Simple Mail Transfer
25/udp Simple Mail Transfer
35/tcp any private printer server
35/udp any private printer server
38/tcp Route Access Protocol
38/udp Route Access Protocol
39/tcp Resource Location Protocol
39/udp Resource Location Protocol
43/tcp Who Is
43/udp Who Is
Trang 2Port Name / Protocol Service/Function provided on that port
50/tcp Remote Mail Checking Protocol
50/udp Remote Mail Checking Protocol
53/tcp Domain Name Server
53/udp Domain Name Server
57/tcp any private terminal access
57/udp any private terminal access
79/tcp Finger
79/udp Finger
http—80/tcp World Wide Web HTTP
http—80/udp World Wide Web HTTP
www—80/tcp World Wide Web HTTP
www—80/udp World Wide Web HTTP
www-http—80/tcp World Wide Web HTTP
www-http—80/udp World Wide Web HTTP
80/sctp HTTP
100/tcp [unauthorized use]
101/tcp NIC Host Name Server
101/udp NIC Host Name Server
107/tcp Remote Telnet Service
107/udp Remote Telnet Service
115/tcp Simple File Transfer Protocol
115/udp Simple File Transfer Protocol
118/tcp SQL Services
118/udp SQL Services
130/tcp cisco FNATIVE
130/udp cisco FNATIVE
131/tcp cisco TNATIVE
131/udp cisco TNATIVE
132/tcp cisco SYSMAINT
132/udp cisco SYSMAINT
135/tcp DCE endpoint resolution
135/udp DCE endpoint resolution
137/tcp NETBIOS Name Service
137/udp NETBIOS Name Service
138/tcp NETBIOS Datagram Service
138/udp NETBIOS Datagram Service
Trang 3Port Name / Protocol Service/Function provided on that port
143/udp Internet Message Access Protocol
152/tcp Background File Transfer Program
152/udp Background File Transfer Program
161/tcp SNMP
161/udp SNMP
162/tcp SNMPTRAP
162/udp SNMPTRAP
163/tcp CMIP/TCP Manager
163/udp CMIP/TCP Manager
164/tcp CMIP/TCP Agent
164/udp CMIP/TCP Agent
167/tcp NAMP
167/udp NAMP
179/tcp Border Gateway Protocol
179/udp Border Gateway Protocol
179/sctp BGP
201-206 (tcp/upd) AppleTalk (various protocols)
209/tcp The Quick Mail Transfer Protocol
209/udp The Quick Mail Transfer Protocol
389/tcp Lightweight Directory Access Protocol
389/udp Lightweight Directory Access Protocol
400/tcp Oracle Secure Backup
400/udp Oracle Secure Backup
401/tcp Uninterruptible Power Supply
401/udp Uninterruptible Power Supply
636/tcp ldap protocol over TLS/SSL (was sldap)
636/udp ldap protocol over TLS/SSL (was sldap)
992/tcp telnet protocol over TLS/SSL
992/udp telnet protocol over TLS/SSL
993/tcp imap4—protocol over TLS/SSL
993/udp imap4—protocol over TLS/SSL
994/tcp irc protocol over TLS/SSL
994/udp irc protocol over TLS/SSL
995/tcp pop3 protocol over TLS/SSL (was spop3)
995/udp pop3 protocol over TLS/SSL (was spop3)
Trang 4The Registered Ports are those from 1024 to 49151.
Here are some ports you may encounter
1119/tcp Battle.net Chat/Game Protocol
1119/udp Battle.net Chat/Game Protocol
1120/tcp Battle.net File Transfer Protocol
1120/udp Battle.net File Transfer Protocol
1181/tcp 3Com Net Managements
1181/udp 3Com Net Management
1433/tcp Microsoft-SQL-Server
1433/udp Microsoft-SQL-Server
1434/tcp Microsoft-SQL-Monitor
1434/udp Microsoft-SQL-Monitor
1512/tcp Microsoft's Windows Internet Name Service
1512/udp Microsoft's Windows Internet Name Service
1993/tcp Cisco SNMP TCP port
1993/udp Cisco SNMP TCP port
2160/tcp APC 2160
2160/udp APC 2160
2161/tcp APC 2161
2161/udp APC 2161
2260/tcp APC 2260
2260/udp APC 2260
2273/tcp MySQL Instance Manager
2273/udp MySQL Instance Manager
3306/tcp MySQL
3306/udp MySQL
3418/tcp Remote nmap
3418/udp Remote nmap
3506/tcp APC 3506
3506/udp APC 3506
Trang 53847/udp MS Firewall Control
3928/tcp PXE NetBoot Manager
3928/udp PXE NetBoot Manager
7738/tcp HP Enterprise Discovery Agent
7738/udp HP Enterprise Discovery Agent
Summary
Security is a topic that you must always stay updated on Even as this book is
published, new exploits and new vulnerabilities will be discovered
Take time to keep up with the latest information on alerts, problems, and fixes Be
sure to keep your applications and your server patched
Remember, you are responsible for the security and safety of your site
Good success!