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

6       probe::netfilter.ip.forward - Called on an incoming IP packet addressed
7       to some other computer
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SYNOPSIS

10       netfilter.ip.forward
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VALUES

13       nf_stolen
14           Constant used to signify a 'stolen' verdict
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16       psh
17           TCP PSH flag (if protocol is TCP; ipv4 only)
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19       dport
20           TCP or UDP destination port (ipv4 only)
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22       fin
23           TCP FIN flag (if protocol is TCP; ipv4 only)
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25       syn
26           TCP SYN flag (if protocol is TCP; ipv4 only)
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28       indev
29           Address of net_device representing input device, 0 if unknown
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31       ack
32           TCP ACK flag (if protocol is TCP; ipv4 only)
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34       data_hex
35           A hexadecimal string representing the packet buffer contents
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37       pf
38           Protocol family -- either “ipv4” or “ipv6”
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40       saddr
41           A string representing the source IP address
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43       ipproto_tcp
44           Constant used to signify that the packet protocol is TCP
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46       ipproto_udp
47           Constant used to signify that the packet protocol is UDP
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49       rst
50           TCP RST flag (if protocol is TCP; ipv4 only)
51
52       iphdr
53           Address of IP header
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55       nf_stop
56           Constant used to signify a 'stop' verdict
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58       daddr
59           A string representing the destination IP address
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61       nf_drop
62           Constant used to signify a 'drop' verdict
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64       sport
65           TCP or UDP source port (ipv4 only)
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67       indev_name
68           Name of network device packet was received on (if known)
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70       nf_queue
71           Constant used to signify a 'queue' verdict
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73       protocol
74           Packet protocol from driver (ipv4 only)
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76       urg
77           TCP URG flag (if protocol is TCP; ipv4 only)
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79       outdev
80           Address of net_device representing output device, 0 if unknown
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82       nf_accept
83           Constant used to signify an 'accept' verdict
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85       nf_repeat
86           Constant used to signify a 'repeat' verdict
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88       family
89           IP address family
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91       length
92           The length of the packet buffer contents, in bytes
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94       data_str
95           A string representing the packet buffer contents
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97       outdev_name
98           Name of network device packet will be routed to (if known)
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SEE ALSO

101       tapset::netfilter(3stap)
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105SystemTap Tapset Reference       November 2021       PROBE::NETFILTER.I(3stap)
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