1PROBE::NETFILTER.I(3stap)      Networking Tapset     PROBE::NETFILTER.I(3stap)
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NAME

6       probe::netfilter.ip.post_routing - Called immediately before an
7       outgoing IP packet leaves the computer
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SYNOPSIS

10       netfilter.ip.post_routing
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VALUES

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

101       tapset::netfilter(3stap)
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105SystemTap Tapset Reference       November 2022       PROBE::NETFILTER.I(3stap)
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