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# ZMAAP - Zeroconf Multicast Address Allocation Protocol
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# Pattern quality: ok veryfast
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# http://files.zeroconf.org/draft-ietf-zeroconf-zmaap-02.txt
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# (Note that this reference is an Internet-Draft, and therefore must
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# be considered a work in progress.)
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# This pattern is untested!
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# Please post to l7-filter-developers@lists.sf.net as to whether it works
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# for you or not. If you believe it could be improved please post your
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# suggestions to that list as well. You may subscribe to this list at
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# http://lists.sourceforge.net/lists/listinfo/l7-filter-developers
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# - 4 byte magic number.
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# - 1 byte version. Allow 1 & 2, even though only version 1 currently exists.
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# - 1 byte message type,which is either 0 or 1
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# - 1 byte address family. L7-filter only works in IPv4, so this is 1.
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^\x1b\xd7\x3b\x48[\x01\x02]\x01?\x01