This chapter describes the emulation facility
Emulation refers to the ability to introduce the
simulator into a live network.
Special objects within the simulator are capable
of introducing live traffic into the simulator and
injecting traffic from the simulator into the
- While the interfaces described below
are not expected to change drastically,
this facility is still under development and
should be considered experimental and subject to change.
- The facility described here has been
developed under FreeBSD 2.2.5, and use on other systems
has not been tested by the author.
- Because of the currently limited portability of emulation, it
is only compiled into nse
(build it with ``make nse''),
not standard ns.