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20 Cards in this Set
- Front
- Back
FTP - File Transfer Protocol transfers files between clients and servers.
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TCP 20(DATA) 21(CONTROL)
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SSH & SCP Secure Shell & Secure Copy. A replacement for Telnet and FTP using encryption vs. clear text.
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TCP 22
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Telnet allows a user to log in remotely and execute commands on a remote host.
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TCP 23
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SMTP Simple Mail Transfer Protocol for sending mail server to server or client to server.
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TCP 25
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DNS - Domain Name Service for domain name resolution.
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TCP and UDP 53
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TFTP - Trivial File Transfer Protocol transfers files between servers and client without requiring and user login.
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UDP 69
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HTTP - Hypertext Transfer Protocol for web browser connections.
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TCP 80
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POP3 - Post Office Protocol -Email clients retrieve email from servers
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TCP 110
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NNTP - Network News Transfer Protocol transfers news group messages.
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UDP 119
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NTP - Network Time Protocol - synchronize the time clock on TCP/IP hosts.
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UDP 123
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NetBIOS Name Service for Microsoft File and Print Sharing
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TCP 137
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NetBIOS Datagram Service for Microsoft File and Print Sharing
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TCP 138
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NetBIOS Session Service for Microsoft File and Print Sharing
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TCP 139
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IMAP - Internet Message Access Protocol to access email messages while leaving them on the server
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TCP 143
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SNMP - Simple Network Management Protocol for Network management to remotely monitor network devices
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UDP 161
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LDAP - Lightweight Directory Access Protocol to search and update information in directories.
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TCP 389
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HTTPS - HTTP over SSL (Secure Sockets Layer) for encrypted web browser connections
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TCP 443
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Raw SMB - When NetBIOS support is disabled, Microsoft File and Print Sharing uses this port.
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TCP 445
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IGMP - Internet Group Multicast Protocol to register as members of a multicast group.
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UDP 463
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LPR - Line Printer Protocol used to communicate between LPR client and LPD Line Printer Daemon Server. Typically Unix/Linux.
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TCP 515
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