@node UsecaseAirgap
+@cindex air-gap
@section Highly secure isolated air-gap computers
If you worry much about security, then air-gapped computer could be the
@emph{bob-airgap} can be reached by sending intermediate relay packet
through the @emph{bob}.
-Any command like @command{nncp-file myfile bob-airgap:} will
+Any command like @command{@ref{nncp-file} myfile bob-airgap:} will
automatically create an encapsulated packet: one for the destination
endpoint, and other carrying it for intermediate relaying node.