diff --git a/nfs-utils-1.0.12-rmtab-ipaddr-manupdate.patch b/nfs-utils-1.0.12-rmtab-ipaddr-manupdate.patch
new file mode 100644
index 0000000..0dcb799
--- /dev/null
+++ b/nfs-utils-1.0.12-rmtab-ipaddr-manupdate.patch
@@ -0,0 +1,43 @@
+commit 28343730efd6f99efff197bf1efd4b975e874ce4
+Author: Steve Dickson <steved@redhat.com>
+Date:   Wed May 9 14:59:52 2007 -0400
+
+    The man updated to the "mountd adds gibberish to rmtab" patch
+    
+    Signed-off-by: Steve Dickson <steved@redhat.com>
+
+diff --git a/utils/mountd/mountd.man b/utils/mountd/mountd.man
+index f8646d4..4276663 100644
+--- a/utils/mountd/mountd.man
++++ b/utils/mountd/mountd.man
+@@ -125,6 +125,13 @@ If this option is not specified the default of
+ .BR /var/lib/nfs
+ is used.
+ .TP
++.BI "\-r," "" " \-\-reverse\-lookup"
++mountd tracks IP addresses in the rmtab, and when a DUMP request is made (by
++someone running showmount -a, for instance), it returns IP addresses instead
++of hostnames by default. This option causes mountd to do a reverse
++lookup on each IP address and return that hostname instead. Enabling this can
++have a substantial negative effect on performance in some situations.
++.TP
+ .BR "\-t N" " or " "\-\-num\-threads=N"
+ This option specifies the number of worker threads that rpc.mountd
+ spawns.  The default is 1 thread, which is probably enough.  More
+diff --git a/utils/showmount/showmount.man b/utils/showmount/showmount.man
+index 5162ba4..a2f510f 100644
+--- a/utils/showmount/showmount.man
++++ b/utils/showmount/showmount.man
+@@ -25,8 +25,10 @@ appear as though it were processed through ``sort \-u''.
+ .SH OPTIONS
+ .TP
+ .BR \-a " or " \-\-all
+-List both the client hostname and mounted directory in
+-host:dir format.
++List both the client hostname or IP address and mounted directory in
++host:dir format. This info should not be considered reliable. See the notes
++on rmtab in 
++.BR rpc.mountd (8).
+ .TP
+ .BR \-d " or " \-\-directories
+ List only the directories mounted by some client.
diff --git a/nfs-utils.spec b/nfs-utils.spec
index 3841689..ab443f7 100644
--- a/nfs-utils.spec
+++ b/nfs-utils.spec
@@ -47,6 +47,7 @@ Patch79: nfs-utils-1.0.10-v4-umounts.patch
 Patch80: nfs-utils-1.0.9-mount-quotes.patch
 Patch81: nfs-utils-1.0.10-mount-fake.patch
 Patch82: nfs-utils-1.0.12-mount-v4-errors.patch
+Patch83: nfs-utils-1.0.12-rmtab-ipaddr-manupdate.patch
 
 %if %{enablefscache}
 Patch90: nfs-utils-1.0.9-mount-fsc.patch
@@ -119,6 +120,7 @@ This package also contains the mount.nfs and umount.nfs program.
 %patch80 -p1
 %patch81 -p1
 %patch82 -p1
+%patch83 -p1
 %if %{enablefscache}
 %patch90 -p1
 %endif
@@ -296,6 +298,7 @@ fi
 %changelog
 * Wed May  9 2007 Steve Dickson <steved@redhat.com> 1.0.10-18
 - Fix mount.nfs4 to display correct error message (bz 227212)
+- Updated mountd and showmount reverse lookup flags (bz 220772)
 
 * Tue Apr  3 2007 Steve Dickson <steved@redhat.com> 1.0.12-4
 - Replace portmap dependency with an rpcbind dependency (bz 228894)