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

101       tapset::netfilter(3stap)
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105SystemTap Tapset Reference       November 2020       PROBE::NETFILTER.I(3stap)
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