diff --git a/en_US.ISO8859-1/books/handbook/firewalls/chapter.xml b/en_US.ISO8859-1/books/handbook/firewalls/chapter.xml
index 395bae6c38..3207d3d5cb 100644
--- a/en_US.ISO8859-1/books/handbook/firewalls/chapter.xml
+++ b/en_US.ISO8859-1/books/handbook/firewalls/chapter.xml
@@ -2650,10 +2650,6 @@ ks="keep-state" # just too lazy to key this each time
quick and keep state
options.
- For a detailed explanation of the legacy rules processing
- method, refer to http://coombs.anu.edu.au/~avalon/ip-filter.html.
-
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