-.TP
-\fBexecute \fIswitch command \fR[\fIarg\fR...]
-Sends a request to \fIswitch\fR to execute \fIcommand\fR along with
-each \fIarg\fR, if any, then waits for the command to complete and
-reports its completion status on \fBstderr\fR and its output, if any,
-on \fBstdout\fR. The set of available commands and their argument is
-switch-dependent. (This command uses a Nicira extension to OpenFlow
-that may not be available on all switches.)
-