User:Smk/Books/CommandControls

Communications Links

 * .uucp
 * Amateur radio repeater
 * Amateur television
 * AMTOR
 * AppleLink
 * ARPANET
 * Asterisk (PBX)
 * Asynchronous serial communication
 * BITNET
 * Bulletin board system
 * Business telephone system
 * Byte Information Exchange
 * Captain (videotex)
 * Conference call
 * Dial-up Internet access
 * Digital Enhanced Cordless Telecommunications
 * Fax
 * FidoNet
 * Hellschreiber
 * High frequency
 * HTTrack
 * Integrated Services Digital Network
 * Inter-Asterisk eXchange
 * Internet telephony service provider
 * IP PBX
 * IpTTY
 * Kiwix
 * LexisNexis
 * Link layer
 * Minitel
 * Narrow-bandwidth television
 * Network News Transfer Protocol
 * Offline reader
 * OpenVPN
 * Peer-to-peer SIP
 * Point-to-Point Tunneling Protocol
 * Public switched telephone network
 * QWK (file format)
 * Radiofax
 * Radiotelephone
 * Radioteletype
 * RY (test signal)
 * ScrapBook
 * Secure Shell
 * Session Initiation Protocol
 * Shortwave radio
 * SIMPLE
 * Single-sideband modulation
 * SIP Trunking
 * Slow-scan television
 * Store and forward
 * Telegraphy
 * Teleprinter
 * Teletext
 * Telex
 * Ultra high frequency
 * Usenet
 * UUCP
 * Very high frequency
 * Virtual PBX
 * Voice over IP
 * Wide area network
 * ZRTP