diff --git a/Shorewall/manpages/shorewall-tcfilters.xml b/Shorewall/manpages/shorewall-tcfilters.xml
index c3b6fb804..d43d23ffa 100644
--- a/Shorewall/manpages/shorewall-tcfilters.xml
+++ b/Shorewall/manpages/shorewall-tcfilters.xml
@@ -198,7 +198,32 @@
Added in Shorewall 4.5.8. Specifies the rule
priority. If not given,
priority 10 is assumed. The
- priority value must be > 0.
+ priority value must be > 0 and <=
+ 65535.
+
+ When a priority is not
+ given:
+
+
+
+ For Shorewall versions prior to 4.5.8, all filters have
+ priority 10.
+
+
+
+ For Shorewall 4.5.8 and later, the compiler maintains a
+ high-water priority that has an initial
+ value of 1. When a filter has no
+ priority, the high-water priority is
+ assigned to the filter and the high-wanter priority is
+ incremented by 1. When a priority
+ greater than or equal than the high-water priority is entered in
+ this column, the high-water priority is set to the specified
+ priority plus 1. An attempt to assign
+ a priority value greater than 65535 (explicitly or implicitly),
+ an error is raised.
+
+
The default priority values used by other Shorewall-generated
filters are as follows:
diff --git a/Shorewall6/manpages/shorewall6-tcfilters.xml b/Shorewall6/manpages/shorewall6-tcfilters.xml
index 7ac2294f5..10dd4dc3e 100644
--- a/Shorewall6/manpages/shorewall6-tcfilters.xml
+++ b/Shorewall6/manpages/shorewall6-tcfilters.xml
@@ -192,8 +192,32 @@
Added in Shorewall 4.5.8. Specifies the rule priority. If not
- given, priority 11 is assumed. The priority value must be >
- 0.
+ given, priority 11 is assumed. The priority value must be > 0 and
+ <= 65535.
+
+ When a priority is not
+ given:
+
+
+
+ For Shorewall versions prior to 4.5.8, all filters have
+ priority 11.
+
+
+
+ For Shorewall 4.5.8 and later, the compiler maintains a
+ high-water priority that has an initial
+ value of 1. When a filter has no
+ priority, the high-water priority is
+ assigned to the filter and the high-wanter priority is
+ incremented by 1. When a priority
+ greater than or equal than the high-water priority is entered in
+ this column, the high-water priority is set to the specified
+ priority plus 1. An attempt to assign
+ a priority value greater than 65535 (explicitly or implicitly),
+ an error is raised.
+
+
The default priority values used by other Shorewall-generated
filters are as follows: