![](/images/new-backgrounds/1204504/204504193x1.webp)
Actiontec USB/Ethernet DSL Modem User Manual
real audio/video
A protocol used to transfer Real Audio or Real Video files.
icmp
Internet Control Message Protocol. Allows error messages, text packages, and informational messages to be transferred over the Internet.
H.323
A standard protocol for sending audio and video over the Internet.
T.120
A standard protocol for multimedia teleconferencing over the Internet.
SSH
Secure Shell. A method for the secure transfer of files from another computer. Also enables remote capabilities (terminal, log in, etc.).
imap
Internet Message Access Protocol. A protocol for retrieving
https
HyperText Transfer Protocol using Secure Socket Layer. A secure version of the protocol that delivers information over the Internet.
94