Popular Protocols (Cont.)
ISDN - Integrated Services Digital Network. Communication protocol offered by phone companies which allows phone networks to carry voice, video, and data.
CDPD - Cellular Digital Packet Data. Standard for 2-way wireless data communication over high frequency cellular phone channels.
DQDB - Distributed Queue Dual Bus. Data link layer protocol designed for metropolitan area networks.
CDMA - Code Division Multiple Access.