Port
|
Protocol
|
Common Network Service or Applications
|
|
|
|
|
|
7 |
TCP - UDP |
Echo |
|
9 |
TCP - UDP |
Discard sink null |
|
11 |
TCP |
Systat users |
|
13 |
TCP - UDP |
Daytime |
|
15 |
TCP |
Netstat |
|
17 |
TCP |
Quote |
|
19 |
TCP - UDP |
Chargen ttyst source |
|
20 |
TCP |
FTP Data Transfer |
|
21 |
TCP |
FTP (File Transfer Protocol) commands |
|
22 |
TCP |
SSH (Secure Shell) |
|
23 |
TCP |
Telnet |
|
25 |
TCP |
SMTP (Simple Mail Transfer Protocol) |
|
37 |
TCP - UDP |
Timeserver |
|
39 |
UDP |
Resource Location |
|
42 |
TCP |
Nameserver |
|
43 |
TCP |
Whois nickname |
|
49 |
UDP |
Tacacs |
|
53 |
UDP |
DNS Lookups |
|
53 |
TCP |
DNS Zone Transfers |
|
66 |
TCP - UDP |
Oracle-sqlnet |
|
67 |
TCP - UDP |
Bootp or DHCP Server |
|
68 |
TCP - UDP |
Bootp or DHCP Client |
|
69 |
TCP - UDP |
TFTP (Trivial File Transfer) |
|
70 |
TCP |
Gopher Server |
|
79 |
TCP |
Finger |
|
80 |
TCP |
HTTP (HyperText Transfer Protocol) Web Port |
|
81 |
TCP |
Alternate web port (http) |
|
88 |
TCP |
Kerberos or alternate web port (http) |
|
109 |
TCP |
POP2 |
|
110 |
TCP |
POP3 (Post Office Protocol) retrieving e-mail |
|
111 |
TCP - UDP |
Sunrpc |
|
115 |
TCP |
SFTP (Secure File Transfer Protocol) |
|
118 |
TCP |
Sqlserv |
|
119 |
TCP - UDP |
NNTP (Network News Transfer Protocol) Usenet |
|
123 |
TCP - UDP |
NTP (Network Time Protocol) |
|
135 |
TCP |
epmap - ntrpc-or-dce |
|
137 |
TCP - UDP |
NetBIOS Name Service |
|
138 |
TCP - UDP |
NetBIOS Datagram Service |
|
139 |
TCP - UDP |
NetBIOS Session Service |
|
143 |
TCP |
IMAP4 (Internet Message Access Protocol) |
|
161 |
UDP |
SNMP (Simple Network Management Protocol) |
|
162 |
UDP |
SNMP-Trap |
|
179 |
TCP |
BGP |
|
194 |
TCP |
IRC (Internet Relay Chat) |
|
220 |
TCP |
IMAP3 (Internet Message Access Protocol 3) |
|
256 |
TCP |
SNMP-Checkpoint |
|
389 |
TCP |
LDAP (Lightweight Directory Access Protocol) |
|
396 |
TCP |
Netware-ip |
|
407 |
TCP |
Timbuktu |
|
443 |
TCP |
HTTPS - SSL (Secure Socket Layer) |
|
445 |
TCP - UDP |
microsft-ds - MS-SMB -Alternate (NetBIOS over TCP) |
|
464 |
TCP - UDP |
kpasswd |
|
465 |
TCP |
TLS/SSL Secure SMTP Port |
|
500 |
UDP |
Ipsec-Internet-Key-Exchange (IKE) - isakmp |
|
513 |
TCP |
Rlogin |
|
513 |
UDP |
Rwho |
|
514 |
TCP |
Rshell |
|
514 |
UDP |
Syslog |
|
515 |
TCP - UDP |
Printer |
|
520 |
UDP |
Router |
|
524 |
TCP |
Netware-ncp |
|
587 |
TCP |
Alternate SMTP port |
|
635 |
UDP |
NFS Mount |
|
636 |
TCP |
LDAPS (Lightweight Directory Access Protocol) |
|
666 |
TCP |
Doom |
|
799 |
TCP |
Remotelypossible |
|
993 |
TCP |
SIMAP (Secure Internet Message Access Protocol) |
|
995 |
TCP |
SPOP (Secure Post Office Protocol) |
|
1080 |
TCP |
Socks |
|
1109 |
TCP |
POP with Kerberos |
|
1243 |
TCP |
SubSeven (Trojan - security risk!) |
|
1313 |
TCP |
Bmc-patrol-db |
|
1352 |
TCP |
Lotus Notes |
|
1433 |
TCP |
MS-SQL Server |
|
1434 |
TCP |
MS-SQL Monitor |
|
1494 |
TCP |
Citrix ICA Protocol |
|
1498 |
TCP |
Sybase-SQL-Anywhere |
|
1521 |
TCP |
Oracle-SQL |
|
1524 |
TCP |
Ingres-Lock |
|
1525 |
TCP |
Oracle-SRV |
|
1527 |
TCP |
Oracle-TLI |
|
1604 |
TCP |
Citrix ICA / Microsoft Terminal Server |
|
1723 |
TCP |
PPTP |
|
1745 |
TCP |
Winsock-Proxy |
|
2000 |
TCP |
Remotely-Anywhere |
|
2001 |
TCP |
Cisco-Mgmt |
|
2049 |
TCP - UDP |
NFS (Network File System) |
|
2301 |
TCP |
Compaq-Web |
|
2447 |
TCP |
Openview |
|
2998 |
TCP |
Realsecure |
|
3268 |
TCP - UDP |
MS-Active-DIR-Global-Catalog |
|
3300 |
TCP |
Bmc-Patrol-Agent |
|
3306 |
TCP |
MySQL |
|
3351 |
TCP |
SSQL |
|
3389 |
TCP |
MS-Termserv (Remote Desktop or RDP) |
|
4000 |
TCP |
ICQ |
|
4001 |
TCP |
Cisco-Mgmt |
|
4045 |
TCP |
NFS-Lockd |
|
5010 |
TCP |
Yahoo! Messenger |
|
5060 |
TCP - UDP |
SIP (Session Initiation Protocol) |
|
5190 |
TCP |
AOL Instant Messenger |
|
5222 |
TCP |
Icewarp Instant Messenger |
|
5223 |
TCP |
SSL Secure Icewarp Instant Messenger |
|
5229 |
TCP |
Icewarp Calendar Groupware |
|
5269 |
TCP |
Alternate Icewarp Instant Messenger Port |
|
5631 |
TCP |
PCAnyWhere Data Port |
|
5632 |
UDP |
PCAnyWhere Status Port |
|
5800 |
TCP |
VNC |
|
5900 |
TCP |
VNC |
|
6000-6063 |
TCP |
X11 (X Window System) |
|
6001 |
TCP |
Cisco-Mgmt |
|
6549 |
TCP |
APC |
|
6667 |
TCP |
IRC (Internet Relay Chat) |
|
6699 |
TCP |
Napster |
|
6776 |
TCP |
SubSeven (Trojan - security risk!) |
|
7000-7009 |
TCP - UDP |
AFS |
|
7070 |
TCP |
RealServer / QuickTime |
|
7778 |
TCP |
Unreal |
|
8000 |
TCP |
Web |
|
8001 |
TCP |
Web |
|
8002 |
TCP |
Web |
|
8080 |
TCP |
Web |
|
9001 |
TCP |
Cisco-xremote |
|
12345 |
TCP |
Netbus (Trojan security risk!) |
|
26000 |
TCP |
Quake |
|
27010 |
TCP |
Half-Life |
|
27960 |
TCP |
Quake III |
|
31337 |
UDP |
BackOriface (Trojan security risk!) |
|
32000 |
TCP |
Icewarp Web Mail |
|
32001 |
TCP |
SSL Secure Icewarp Web Mail |
|
32771 |
TCP |
RPC-Solaris |
|
32780 |
UDP |
SNMP-Solaris |
|
43188 |
TCP |
Reachout |
|
65301 |
TCP |
PCAnywhere-def |
|
|
|
|