1PROBE::NETFILTER.A(3stap) Networking Tapset PROBE::NETFILTER.A(3stap)
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6 probe::netfilter.arp.in - - Called for each incoming ARP packet
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9 netfilter.arp.in
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12 nf_queue
13 Constant used to signify a 'queue' verdict
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15 outdev
16 Address of net_device representing output device, 0 if unknown
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18 outdev_name
19 Name of network device packet will be routed to (if known)
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21 indev_name
22 Name of network device packet was received on (if known)
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24 indev
25 Address of net_device representing input device, 0 if unknown
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27 nf_stolen
28 Constant used to signify a 'stolen' verdict
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30 nf_drop
31 Constant used to signify a 'drop' verdict
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33 pf
34 Protocol family -- always “arp”
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36 length
37 The length of the packet buffer contents, in bytes
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39 nf_repeat
40 Constant used to signify a 'repeat' verdict
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42 nf_accept
43 Constant used to signify an 'accept' verdict
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45 ar_data
46 Address of ARP packet data region (after the header)
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48 ar_tip
49 Ethernet+IP only (ar_pro==0x800): target IP address
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51 arphdr
52 Address of ARP header
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54 ar_tha
55 Ethernet+IP only (ar_pro==0x800): target hardware (MAC) address
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57 ar_sip
58 Ethernet+IP only (ar_pro==0x800): source IP address
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60 ar_sha
61 Ethernet+IP only (ar_pro==0x800): source hardware (MAC) address
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63 ar_pro
64 Format of protocol address
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66 ar_pln
67 Length of protocol address
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69 ar_hln
70 Length of hardware address
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72 data_str
73 A string representing the packet buffer contents
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75 nf_stop
76 Constant used to signify a 'stop' verdict
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78 ar_hrd
79 Format of hardware address
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81 ar_op
82 ARP opcode (command)
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84 data_hex
85 A hexadecimal string representing the packet buffer contents
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88 tapset::netfilter(3stap)
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92SystemTap Tapset Reference June 2018 PROBE::NETFILTER.A(3stap)