2000-11-05 08:33:55 +00:00
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#------------------------------------------------------------------------------
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# sniffer: file(1) magic for packet capture files
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#
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# From: guy@alum.mit.edu (Guy Harris)
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#
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#
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# Microsoft Network Monitor 1.x capture files.
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#
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0 string RTSS NetMon capture file
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>4 byte x - version %d
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>5 byte x \b.%d
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>6 leshort 0 (Unknown)
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>6 leshort 1 (Ethernet)
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>6 leshort 2 (Token Ring)
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>6 leshort 3 (FDDI)
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#
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# Microsoft Network Monitor 2.x capture files.
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#
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0 string GMBU NetMon capture file
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>4 byte x - version %d
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>5 byte x \b.%d
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>6 leshort 0 (Unknown)
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>6 leshort 1 (Ethernet)
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>6 leshort 2 (Token Ring)
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>6 leshort 3 (FDDI)
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#
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# Network General Sniffer capture files.
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# Sorry, make that "Network Associates Sniffer capture files."
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#
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0 string TRSNIFF\ data\ \ \ \ \032 Sniffer capture file
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>33 byte 2 (compressed)
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>23 leshort x - version %d
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>25 leshort x \b.%d
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>32 byte 0 (Token Ring)
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>32 byte 1 (Ethernet)
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>32 byte 2 (ARCNET)
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>32 byte 3 (StarLAN)
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>32 byte 4 (PC Network broadband)
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>32 byte 5 (LocalTalk)
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>32 byte 6 (Znet)
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>32 byte 7 (Internetwork Analyzer)
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>32 byte 9 (FDDI)
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>32 byte 10 (ATM)
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#
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# Cinco Networks NetXRay capture files.
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# Sorry, make that "Network General Sniffer Basic capture files."
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# Sorry, make that "Network Associates Sniffer Basic capture files."
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# Sorry, make that "Network Associates Sniffer Basic, and Windows
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# Sniffer Pro", capture files."
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#
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0 string XCP\0 NetXRay capture file
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>4 string >\0 - version %s
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>44 leshort 0 (Ethernet)
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>44 leshort 1 (Token Ring)
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>44 leshort 2 (FDDI)
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#
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# "libpcap" capture files.
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# (We call them "tcpdump capture file(s)" for now, as "tcpdump" is
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# the main program that uses that format, but there are other programs
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# that use "libpcap", or that use the same capture file format.)
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#
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0 ubelong 0xa1b2c3d4 tcpdump capture file (big-endian)
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>4 beshort x - version %d
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>6 beshort x \b.%d
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>20 belong 0 (No link-layer encapsulation
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>20 belong 1 (Ethernet
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>20 belong 2 (3Mb Ethernet
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>20 belong 3 (AX.25
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>20 belong 4 (ProNET
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>20 belong 5 (CHAOS
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2001-07-30 03:09:46 +00:00
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>20 belong 6 (Token Ring
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2000-11-05 08:33:55 +00:00
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>20 belong 7 (ARCNET
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>20 belong 8 (SLIP
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>20 belong 9 (PPP
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>20 belong 10 (FDDI
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>20 belong 11 (RFC 1483 ATM
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>20 belong 12 (raw IP
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>20 belong 13 (BSD/OS SLIP
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>20 belong 14 (BSD/OS PPP
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2001-07-30 03:09:46 +00:00
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>20 belong 50 (PPP or Cisco HDLC
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>20 belong 100 (RFC 1483 ATM
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>20 belong 101 (raw IP
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>20 belong 102 (BSD/OS SLIP
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>20 belong 103 (BSD/OS PPP
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>20 belong 104 (BSD/OS Cisco HDLC
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>20 belong 105 (Linux Classical IP over ATM
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>20 belong 108 (OpenBSD loopback
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>20 belong 109 (OpenBSD IPSEC encrypted
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>20 belong 113 (Linux "cooked"
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2000-11-05 08:33:55 +00:00
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>16 belong x \b, capture length %d)
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0 ulelong 0xa1b2c3d4 tcpdump capture file (little-endian)
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>4 leshort x - version %d
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>6 leshort x \b.%d
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>20 lelong 0 (No link-layer encapsulation
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>20 lelong 1 (Ethernet
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>20 lelong 2 (3Mb Ethernet
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>20 lelong 3 (AX.25
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>20 lelong 4 (ProNET
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>20 lelong 5 (CHAOS
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2001-07-30 03:09:46 +00:00
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>20 lelong 6 (Token Ring
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2000-11-05 08:33:55 +00:00
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>20 lelong 7 (ARCNET
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>20 lelong 8 (SLIP
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>20 lelong 9 (PPP
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>20 lelong 10 (FDDI
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>20 lelong 11 (RFC 1483 ATM
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>20 lelong 12 (raw IP
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>20 lelong 13 (BSD/OS SLIP
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>20 lelong 14 (BSD/OS PPP
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2001-07-30 03:09:46 +00:00
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>20 lelong 50 (PPP or Cisco HDLC
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>20 lelong 100 (RFC 1483 ATM
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>20 lelong 101 (raw IP
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>20 lelong 102 (BSD/OS SLIP
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>20 lelong 103 (BSD/OS PPP
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>20 lelong 104 (BSD/OS Cisco HDLC
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>20 lelong 105 (Linux Classical IP over ATM
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>20 lelong 108 (OpenBSD loopback
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>20 lelong 109 (OpenBSD IPSEC encrypted
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>20 lelong 113 (Linux "cooked"
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2000-11-05 08:33:55 +00:00
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>16 lelong x \b, capture length %d)
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#
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# "libpcap"-with-Alexey-Kuznetsov's-patches capture files.
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# (We call them "tcpdump capture file(s)" for now, as "tcpdump" is
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# the main program that uses that format, but there are other programs
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# that use "libpcap", or that use the same capture file format.)
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#
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0 ubelong 0xa1b2cd34 extended tcpdump capture file (big-endian)
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>4 beshort x - version %d
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>6 beshort x \b.%d
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>20 belong 0 (No link-layer encapsulation
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>20 belong 1 (Ethernet
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>20 belong 2 (3Mb Ethernet
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>20 belong 3 (AX.25
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>20 belong 4 (ProNET
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>20 belong 5 (CHAOS
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2001-07-30 03:09:46 +00:00
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>20 belong 6 (Token Ring
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2000-11-05 08:33:55 +00:00
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>20 belong 7 (ARCNET
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>20 belong 8 (SLIP
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>20 belong 9 (PPP
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>20 belong 10 (FDDI
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>20 belong 11 (RFC 1483 ATM
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>20 belong 12 (raw IP
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>20 belong 13 (BSD/OS SLIP
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>20 belong 14 (BSD/OS PPP
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>16 belong x \b, capture length %d)
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0 ulelong 0xa1b2cd34 extended tcpdump capture file (little-endian)
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>4 leshort x - version %d
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>6 leshort x \b.%d
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>20 lelong 0 (No link-layer encapsulation
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>20 lelong 1 (Ethernet
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>20 lelong 2 (3Mb Ethernet
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>20 lelong 3 (AX.25
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>20 lelong 4 (ProNET
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>20 lelong 5 (CHAOS
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2001-07-30 03:09:46 +00:00
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>20 lelong 6 (Token Ring
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2000-11-05 08:33:55 +00:00
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>20 lelong 7 (ARCNET
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>20 lelong 8 (SLIP
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>20 lelong 9 (PPP
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>20 lelong 10 (FDDI
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>20 lelong 11 (RFC 1483 ATM
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>20 lelong 12 (raw IP
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>20 lelong 13 (BSD/OS SLIP
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>20 lelong 14 (BSD/OS PPP
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>16 lelong x \b, capture length %d)
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#
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# AIX "iptrace" capture files.
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#
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0 string iptrace\ 2.0 "iptrace" capture file
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#
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# Novell LANalyzer capture files.
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#
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0 leshort 0x1001 LANalyzer capture file
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0 leshort 0x1007 LANalyzer capture file
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#
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# HP-UX "nettl" capture files.
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#
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0 string \x54\x52\x00\x64\x00 "nettl" capture file
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#
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# RADCOM WAN/LAN Analyzer capture files.
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#
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0 string \x42\xd2\x00\x34\x12\x66\x22\x88 RADCOM WAN/LAN Analyzer capture file
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