Ports Flashcards
20
TCP - File Transfer Protocol (FTP) - Data connection - Make files available for download across a network (data connection port)
21
TCP - File Transfer Protocol - Control connection - Make files available for download across a network (control connection port)
22
TCP - Secure Shell (SSH) - Make a secure connection to the command-line interface of a server
23
TCP - Telnet - Make an unsecure connection to the command-line interface of a server
25
TCP - Simple Mail Transfer Protocol (SMTP) - Transfer email messages across a network
53
TCP/UDP - Domain Name System (DNS) - Facilitate identification of hosts by name alongside IP addressing
67
UDP - Dynamic Host Configuration Protocol (DHCP) Server - Provision an IP address configuration to clients
68
UDP - DHCP Client - Request a dynamic IP address configuration from a server
80
TCP - HyperText Transfer Protocol (HTTP) - Provision unsecure websites and web services
110
TCP - Post office Protocol (POP) - Retrieve email messages from a server mailbox
137-139
UDP/TCP - NetBIOS over TCP/IP - Support networking features of legacy Windows versions
143
TCP - Internet Mail Access Protocol (IMAP) - Read and manage mail messages on a server mailbox
161
UDP - Simple Network Management Protocol (SNMP) - Query status information from network devices
162
UDP - SNMP trap operation - Report status information to a management server
389
TCP - Lightweight directory Access Protocol (LDAP) - Query information about network users and resources