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15 lines
509 B
Plaintext
15 lines
509 B
Plaintext
# Ident - Identification Protocol - RFC 1413
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# Pattern attributes: good fast fast
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# Protocol groups: networking ietf_proposed_standard
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# Wiki: http://www.protocolinfo.org/wiki/Ident
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#
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# Usually runs on port 113
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#
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# This pattern is believed to work.
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ident
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# "number , numberCRLF" possibly without the CR and/or LF.
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# ^$ is appropriate because the first packet should never have anything
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# else in it.
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^[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])?$
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