\fBptcp:6632:[::1]\fR.
.
.IP "\fBpunix:\fIfile\fR"
-Listen on the Unix domain server socket named \fIfile\fR for a
+On POSIX, listen on the Unix domain server socket named \fIfile\fR for a
connection.
+.IP
+On Windows, listen on a kernel chosen TCP port on the localhost. The kernel
+chosen TCP port value is written in \fIfile\fR.