ports!!!! Flashcards
what is FTP and its port #
Fille transfer protocol: transfers files with a remote host (typically requires authentication of user credentials)
port 20 and 21
what is SSH and what is its port#
secure shell: securely connects to a remote host over an unsecured network
port 22
What is SFTP and what is its port #
Secure FTP: Provides FTP file-transfer service over an SSH connection
port 22
what is FTPS and what is its port #
FTPN secure: FTP file-transfer service over Secure Sockets Layer (SSL) or the more secure Transport Layer Security (TLS)
989 and 990
What is Telnet and what is its port #
Telnet: Used to connect to remote host (typically via a terminal emulator)
port 23
What is SMTP an what is its port #
Simple Mail Transfer Protocol: used for sending e-mail
25
What is SMTP over SSL/TLS and what is its port #
Simple Mail Transfer Protocol over Secure Sockets Layer or Transport Layer Security: sends e-mail securely using SSL or the more secure TLS
Port 587
What is DNS and what is its port number?
Domain name system: domain names to corresponding IP address
Port 53
What is TFTP and what is its port #
Trivial File Transfer Protocol: Transfers files with a remote host (does not require authentication of user credentials)
Port 69
range of well known ports?
0-1023
range of registered ports?
1024-49151
range of ephemeral ports (dynamic ports or private ports)?
49152-65535
what is DHCP and what is its port #
Dynamic Host Configuration Protocol: Dynamically assigns IP address information (for example, IP address, subnet mask, DNS server’s IP address, and default gateway’s IP address) to a network device
port 67
What is HTTP and what port does it use
Hypertext transfer protocol: Retrieves content from a web server
port 80
What HTTPS and what port does it use
Hypertext Transfer Protocol Secure: Secures HTTP transmission over an unsecured network using Secure Sockets Layer (SSL) or the more secure option of Transport Layer Security (TLS)
port 433
What is POP3 and what port does it use
Post office protocol version 3: retrieves e-mail server
Port 110
What is POP3 over SSL/TLS and what port does it use
Post office protocol version 3 over secure sockets layer or transport layer security: retrieves email from an email server while encrypting the email in transit using ssl or the more secure option tsl
port 995
What is NTP and what port does it use?
Network time protocol: used by a network device to synchronize its clock with a time server (NTP server)
Port 123
What is IMAP and what port does it use
Internet Message Access protocol version 4: allows the viewing of email on an email server
Port 143
What is IMAP over SSL/TLS and what port # does it use
Internet Message Access Protocol version 4 over Secure Sockets Layer or Transport Layer Security: Allows the viewing of email on an email server while encrypting the email in transit using SSL or the more secure option of TLS
port 993
What is LDAP and what port does it use
Lightweight Directory Access Protocol: Provides directory services (for example, a user directory———including username, password, email, and phone number information) to network clients
port 389
What is LDAP over SSL/TLS and what port does it use
Lightweight Directory Access protocol over Secure Sockets Layer or Transport Layer Security: Secures directory services traffic using SSL or the more secure option TLS
port 636
What does SNMP and what port does it use?
Simple Network Management Protocol: used to monitor, manage, and configure network devices. An SNMP agent receives requests on port 161, and an SNMP agent sends traps on port 162
port 161 and 162
What is RDP and what port does it use
Remote Desktop Protocol: A Microsoft protocol that allows a user to view and control the desktop of a remote computer
port 3389
What is SMB and what port does it use
Server Message Block: used primarily in Microsoft network for sharing resources between devices
port 445
What is SQL Server and what port does it use
Structured Query Language (SQL) Server: Used by Microsoft’s SQL Server Managements Studio (SSMS) to manage Microsoft SQL Servers in a network
port 1433
What is SQL net and what is the port it uses
SQL net : used by oracle’s Database Management System
port 1521
What is MySQL and what port does it use
What is MySQL: An open source relational database management system that uses T
What is Syslog and what port does it use
Syslog can be used to log system events from operating systems
port 514
