regexp

added link to wikipedia in case someone don't know the term
debops · Nov 19, 2016 · 4af6e6c · 4af6e6c
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commit 4af6e6c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/docs/introduction.rst b/docs/introduction.rst
@@ -2,11 +2,12 @@ Introduction
 ============
 
 `fail2ban`_ is a service which parses specified log files and can perform
-configured actions when a given regexp is found. It's usually used to ban
+configured actions when a given regexp_ is found. It's usually used to ban
 offending IP addresses using ``iptables`` rules (only IPv4 connections are
 supported at the moment).
 
 .. _fail2ban: http://www.fail2ban.org/
+.. _regexp: https://en.wikipedia.org/wiki/Regular_expression
 
 ..
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