1 # Ident - Identification Protocol - RFC 1413
2 # Pattern quality: good veryfast
3 # Usually runs on port 113
5 # This pattern is believed to work. If it does not
6 # work for you, or you believe it could be improved, please post to
7 # l7-filter-developers@lists.sf.net . This list may be subscribed to at
8 # http://lists.sourceforge.net/lists/listinfo/l7-filter-developers
11 # "number , numberCRLF" possibly without the CR and/or LF.
12 # ^$ is appropriate because the first packet should never have anything
14 ^[1-9][0-9]?[0-9]?[0-9]?[0-9]?[\x09-\x0d]*,[\x09-\x0d]*[1-9][0-9]?[0-9]?[0-9]?[0-9]?(\x0d\x0a|[\x0d\x0a])?$