--- /sys/man/4/ftpfs	Tue Jan 17 18:13:59 2012
+++ ftpfs.man	Tue Feb 13 02:42:57 2018
@@ -4,7 +4,7 @@
 .SH SYNOPSIS
 .B ftpfs
 [
-.B -/dqnt
+.B -/dqnth
 ]
 [
 .B -m
@@ -90,6 +90,10 @@
 To see all messages from the server use option
 .BR -d .
 .PP
+By default ftpfs does no caching of files from the remote server. The
+.BR -h
+flag enables caching. This flag may be necessary when connecting to VM and VMS systems.
+.PP
 Some systems will hangup an ftp connection that has no activity
 for a given period.  The
 .BR -K
@@ -183,11 +187,7 @@
 However, walking to any valid directory on that machine will succeed
 and cause that directory entry to appear under the mount point.
 .PP
-.I Ftpfs
-caches files and directories.  A directory will fall from the cache
-after 5 quiescent minutes or if the local user changes the
-directory by writing or removing a file.
-Otherwise, remote
+If caching is active, remote
 changes to the directory that occur after the directory has
 been cached might not be immediately visible.
 Attempting to walk to