-.IP "\fBofproto/trace \fItun_id in_port packet\fR"
-Traces the path of an imaginary packet through ofproto. The arguments
-are:
+.IP "\fBofproto/trace \fIswitch tun_id in_port packet\fR"
+Traces the path of an imaginary packet through \fIswitch\fR. The
+arguments are: