ports Flashcards
File Transfer Protocol (FTP)
provides insecure file transfers with no encryption
Port 20,21
Secure Shell (SSH)
Provides secure remote control of another machine using a text-based environment.
Port 22
Secure File Transfer Protocol SFTP
Provides secure file transfer
Port 22
Telnet
Provides you with insecure remote control of another machine using a text based enviroment.
Port 23
Simple Mail Transfer Protocol SMTP
Provides the ability to send emails over your network.
Port 25
Domain Name System
DNS
Converts domain names into IP addresses and Ip addresses back to domain names.
Port 53
Dynamic Host Configuration Protocol
DHCP
It automatically is going to give you you the network parameters to your clients, such as their assigned IP address, their subnet mask, the default gateway, and the DNS server that they should be using.
Port 67 and 68
Hypertext transfer protocol or HTTP
Is used for insecure web browsing.
Port 80
Post Office Protocol Version 3 or POP3
Is used for receiving incoming emails.
Port 110
NetBios
is used for file or printer sharing in a windows network.
Port 137 and 139
IMAP
A newer method of retrieving incoming emails which improved upon POP3.
Port 143
Simple Netowrk Management Protocol or SNMP
Is used to collect data about network devices and monitor their status.
Ports 161 and 162
Lightweight Directory Access Protocol or LDAP
Is used to provide directory service to your network such as address book in Outlook
Port 389
Hypertext transfer protocol Secure or HTTPS
It’s used as a secure and encrypted version of web browsing
Port 443
Server Message Block Protocol or SMB
Is used for windows file and printer sharing services on a windows network
Port 445
