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11 Cards in this Set

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  • Back
HTTP
PORT 80
FTP
PORT 20- sends data using this
PORT 21- for control messages
Unsecured
TFTP
PORT 69- (Trivial File Transfer Protocol) Transfers files between servers and clients. diskless workstations and routers use this.
SMTP
PORT 25- (Simple Mail Transfer Protocol)SENDS e-mail messages between clients and servers or between servers.
SFTP
PORT 22- (Secure FTP) Encrypts everything moving between the server and client.
POP3
PORT 110- (Post Office Protocol version 3) Allows e-mail client software to retrieve e-mail from a mail server. DOES NOT SEND E-MAIL SMTP handles that.
SNMP
PORT 161- (Simple Network Management Protocol) Enables network management apps to remotely monitor other devices on the network.
Telnet
PORT 23- Enanbles users to login remotely and execute text-based commands on a remote host. All OS support Telnet but typically used for UNIX OS.
NetBIOS
PORTS 137, 138, 139- Using NetBIOS over TCP/IP the ports are used for name resolution and other NetBIOS-specific tasks.
NTP
PORT 123- (Network Time Protocol) is a UDP protocol that only has one job. To announce the time.
LDAP
PORT 389- (Lightweight Directory Access Protocol) is the common language used to communicate w/ network directories.