from
The Free On-line Dictionary of Computing (8 July 2008)
Datakit
DK
<networking> A {circuit-switched} digital network, similar to
{X.25}. Datakit supports {host-to-host} connections and
{EIA-232} connections for {terminals}, {printers}, and {hosts}.
Most of {Bell Laboratories} is {trunk}ed together on Datakit.
On top of DK transport service, people run {UUCP} for
{electronic mail} and {dkcu} for {remote login}.
ISN is the version of Datakit supported by {AT&T} Information
Systems. Bell Laboratories in Holmdel, New Jersey, uses ISN
for internal data communication.
(http://fc.net:80/phrack/files/p18/p18-9.html).
["Towards a universal data transport system", A. G. Fraser,
IEEE Journal on Selected Areas in Communications, SAC-1(5)
pp. 803-16, 1983].
(1996-10-20)