1PROBE::NETFILTER.I(3stap) Networking Tapset PROBE::NETFILTER.I(3stap)
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6 probe::netfilter.ip.local_in - Called on an incoming IP packet
7 addressed to the local computer
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10 netfilter.ip.local_in
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13 rst
14 TCP RST flag (if protocol is TCP; ipv4 only)
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16 pf
17 Protocol family -- either “ipv4” or “ipv6”
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19 nf_stop
20 Constant used to signify a 'stop' verdict
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22 saddr
23 A string representing the source IP address
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25 family
26 IP address family
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28 nf_drop
29 Constant used to signify a 'drop' verdict
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31 data_hex
32 A hexadecimal string representing the packet buffer contents
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34 data_str
35 A string representing the packet buffer contents
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37 nf_repeat
38 Constant used to signify a 'repeat' verdict
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40 nf_stolen
41 Constant used to signify a 'stolen' verdict
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43 dport
44 TCP or UDP destination port (ipv4 only)
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46 psh
47 TCP PSH flag (if protocol is TCP; ipv4 only)
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49 ipproto_udp
50 Constant used to signify that the packet protocol is UDP
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52 fin
53 TCP FIN flag (if protocol is TCP; ipv4 only)
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55 length
56 The length of the packet buffer contents, in bytes
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58 ack
59 TCP ACK flag (if protocol is TCP; ipv4 only)
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61 sport
62 TCP or UDP source port (ipv4 only)
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64 nf_queue
65 Constant used to signify a 'queue' verdict
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67 outdev_name
68 Name of network device packet will be routed to (if known)
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70 iphdr
71 Address of IP header
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73 urg
74 TCP URG flag (if protocol is TCP; ipv4 only)
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76 indev
77 Address of net_device representing input device, 0 if unknown
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79 ipproto_tcp
80 Constant used to signify that the packet protocol is TCP
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82 nf_accept
83 Constant used to signify an 'accept' verdict
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85 syn
86 TCP SYN flag (if protocol is TCP; ipv4 only)
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88 outdev
89 Address of net_device representing output device, 0 if unknown
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91 protocol
92 Packet protocol from driver (ipv4 only)
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94 indev_name
95 Name of network device packet was received on (if known)
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97 daddr
98 A string representing the destination IP address
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101 tapset::netfilter(3stap)
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105SystemTap Tapset Reference May 2021 PROBE::NETFILTER.I(3stap)