(jail) on boss. A typical NS file might look like this, although note
that windows support is not finished yet. 

source tb_compat.tcl
set ns [new Simulator]

tb-elab-in-elab 1
tb-elabinelab-singlenet
tb-elab-in-elab-topology opsvm
tb-set-elabinelab-attribute CONFIG_WINDOWS 0

namespace eval TBCOMPAT {
    set elabinelab_maxpcs 1
    set elabinelab_hardware("boss") pc3000
}
$ns run