Direct Connect

In telecommunications and computer networking, the term direct connect has the following meanings:
  1. A form of IP protocol that AOL's, AOL Instant Messenger uses to directly connect to users.
  2. Direct Connect is a peer-to-peer file sharing application.
  3. In computer systems, a permanent communications link that connects directly to a mainframe computer through a terminal controller, usually at binary synchronous (bi-sync) transmission rates.
  4. In computer systems, a temporary connection between a microcomputer, i.e., a desktop workstation, and a host bulletin board system or server.
  5. A walkie-talkie like phone service provided by certain mobile phone companies such as Nextel and Sprint.

Reference

*Partly derived from Federal Standard 1037C

 

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delta modulation
demand assignment
demand factor
demand load
desensitation
design objective
detector
deterministic routing
d 4
pulse dialing
dial up
dielectric
dielectric strength
differential encoding
differential manchester encoding
diffraction grating
digital access and cross connect system
digital filter
digital milliwatt
digital multiplex hierarchy
digital signal 0
digital subscriber line
digital transmission group
digitizer
digroup
direct access
direct distance dialing
directional coupler
directive gain
direct sequence spread spectrum
disengagement originator
dispersion limited operation
distortion
distortion limited operation
distributed database
distributed queue dual bus
distributed switching
disturbance voltage
diurnal phase shift
diversity reception
dod master clock
double ended synchronization
double sideband reduced carrier transmission
double sideband suppressed carrier transmission