35 Ports Security+
3868 TCP
Diameter
53 TCP and UDP
Domain Name Server (DNS)
860 TCP
ISCSI
3260 TCP
Internal Small Computer Systems (ISCSI)
88 TCP/UDP
Kerberos
636 TCP and UDP
LDAP over TLS/SSL (LDAPS)
1701 UDP
Layer 2 Tunneling Protocol (L2TP)
389 TCP and UDP
Lightweight Directory Access Protocol (LDAP)
1433 TCP
MS SQL Server
137-139 TCP/UDP
Network Basic Input/Output System (NetBIOS)
119 TCP
Network News Transport Protocol (NNTP)
995 TCP
POP3S (SSL/TLS)
1723 TCP/UDP
Point-to-Point Tunneling Protocol (PPTP)
110 TCP
Post Office Protocol (POP3)
1812/1813 UDP
RADIUS ( Remote Authentication Dial In User Service ) Centralized AAA management
1645/1646 UDP
Radius (Alternative)
3389 TCP/UDP
Remote Desktop Protocol (RDP)
135 TCP/UDP
Remote Procedure Call (RPC)/DCOM
445 TCP
SMB ( Server Message Block ) Windows file transfers and printer sharing
465/587 TCP
SMTP w/ SSL/TLS
161 UDP
SNMP (Simple Network Management Protocol)
25 TCP/UDP
Simple Mail Transfer Protocol (SMTP) - To send mail over the internet
162 TCP and UDP
Simple Network Management Protocol (SNMP)
514 UDP
Syslog ( System Logging ) Device messaging prot. to a log server
6514 TCP
Syslog Over TLS
23 TCP/UDP
Telnet - Unencrypted method to remotely admin network devices (Don't use)
22 TCP and UDP
-Secure shell - Remotely administer network devices - SCP - Secure copy - SFTP - Secure FTP
21 TCP
FTP used to transfer files from host to host.
989/990 TCP
FTPS ( FTP over SSL ) Adds Security to FTP with TLS/SSL
3225 TCP/UDP
Fiber Channel IP (FCIP)
443 TCP
HTTPS
80 TCP
Hypertext Transfer Protocol (HTTP)
143 TCP
IMAP (Internet Message Access Protocol)
993 TCP
IMAP w/ SSL/TLS
69 UDP
Trivial File Transfer Protocol (TFTP)