Today will have a look at port value for all important services like DNS,DHCP,POP3,SMTP..etc..
Services
TCP Port Service Multiplexer (TCPMUX) ----------------1
Message Send Protocol (MSP) ---------------18
FTP -- Data --------------- 20
FTP -- Control ----------------21
SSH Remote Login Protocol ----------------22
Telnet ----------------23
Simple Mail Transfer Protocol (SMTP) ----------------- 25
Domain Name System (DNS) - ----------------- 53
HTTP ----------------- 80
POP3 -----------------110
SQL Services -----------------118
NetBIOS Name Service ---------------- 137
Interim Mail Access Protocol (IMAP) ---------------143
SQL Server ---------------- 156
SNMP ----------------161
Lightweight Directory Access Protocol (LDAP) -------389
Novell Netware over IP --------------- 396
HTTPS --------------- 443
DHCP Client --------------- 546
DHCP Server --------------- 547
Socks --------------- 1080
WSUS --------------- 8530
I hope this will help you all and comments are welcome for this post. Also you can contact if any more details required, for contact systechrk@ovi.com.
Thank you all
Thank you all