--- /dev/null
+# Hotline - An old P2P filesharing protocol
+# pattern quality: marginal veryfast
+# Protocol groups: p2p
+#
+# This pattern is untested!
+#
+# To get or provide more information about this protocol and/or pattern:
+# http://www.protocolinfo.org/wiki/Hotline
+# http://lists.sourceforge.net/lists/listinfo/l7-filter-developers
+#
+# This is lifted from http://oofle.com/filesharing.php?app=hotline
+
+hotline
+^....................TRTPHOTL\x01\x02