glossary
SSDP
Simple Service Discovery Protocol - network devices find each other
HTTP
Hyper Text Transfer Protocol - web browser / web server communication
TCP / IP
Transmission Control Protocol / Internet Protocol - internet ports, 12.8.18.14 type addresses, packets
OSI
Open Systems Interconnection - seven layer protocol stack
binary
base 2, for example 0b0110 is 6 in base 10 (i.e. decimal)
hex
FTP
File Transfer Protocol - used to transfer files over the internet.
SSH
Secure Shell - a safer, more secure application protocol than FTP and Telnet, used to encrypt and decrypt.
NAT
Network Address Translation - takes a private set of IP addresses and maps them onto one or more globally routable IP addresses.
SYN
"Synchronize" (a bit flag in TCP)
ACK
"Acknowledge" (a bit flag in TCP)
FIN
"Finished" (a bit flag in TCP)
SMTP
Simple Mail Transfer Protocol - transfers OUTGOING email.
POP
Post Office Protocol - receives INCOMING email.
IMAP
Internet Message Access Protocol - another protocol that receives email.
CAPA
Command that requests that the server return a list of capabilities, including authorization, that it supports.
MIME
Multipurpose Internet Mail Extensions - allows binary data to be encoded in ASCII text; allows multiple standard objects to be connected into a single email message.