1PROBE::NETFILTER.I(3stap) Networking Tapset PROBE::NETFILTER.I(3stap)
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6 probe::netfilter.ip.post_routing - Called immediately before an
7 outgoing IP packet leaves the computer
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10 netfilter.ip.post_routing
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13 iphdr
14 Address of IP header
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16 nf_accept
17 Constant used to signify an 'accept' verdict
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19 length
20 The length of the packet buffer contents, in bytes
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22 nf_queue
23 Constant used to signify a 'queue' verdict
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25 nf_repeat
26 Constant used to signify a 'repeat' verdict
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28 sport
29 TCP or UDP source port (ipv4 only)
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31 outdev_name
32 Name of network device packet will be routed to (if known)
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34 data_hex
35 A hexadecimal string representing the packet buffer contents
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37 daddr
38 A string representing the destination IP address
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40 data_str
41 A string representing the packet buffer contents
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43 nf_drop
44 Constant used to signify a 'drop' verdict
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46 rst
47 TCP RST flag (if protocol is TCP; ipv4 only)
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49 pf
50 Protocol family -- either “ipv4” or “ipv6”
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52 indev_name
53 Name of network device packet was received on (if known)
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55 dport
56 TCP or UDP destination port (ipv4 only)
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58 family
59 IP address family
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61 ipproto_udp
62 Constant used to signify that the packet protocol is UDP
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64 indev
65 Address of net_device representing input device, 0 if unknown
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67 nf_stolen
68 Constant used to signify a 'stolen' verdict
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70 ipproto_tcp
71 Constant used to signify that the packet protocol is TCP
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73 psh
74 TCP PSH flag (if protocol is TCP; ipv4 only)
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76 ack
77 TCP ACK flag (if protocol is TCP; ipv4 only)
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79 fin
80 TCP FIN flag (if protocol is TCP; ipv4 only)
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82 protocol
83 Packet protocol from driver (ipv4 only)
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85 syn
86 TCP SYN flag (if protocol is TCP; ipv4 only)
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88 saddr
89 A string representing the source IP address
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91 urg
92 TCP URG flag (if protocol is TCP; ipv4 only)
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94 outdev
95 Address of net_device representing output device, 0 if unknown
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97 nf_stop
98 Constant used to signify a 'stop' verdict
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101 tapset::netfilter(3stap)
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105SystemTap Tapset Reference November 2019 PROBE::NETFILTER.I(3stap)