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       indev_name
14           Name of network device packet was received on (if known)
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16       fin
17           TCP FIN flag (if protocol is TCP; ipv4 only)
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19       indev
20           Address of net_device representing input device, 0 if unknown
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22       urg
23           TCP URG flag (if protocol is TCP; ipv4 only)
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25       data_str
26           A string representing the packet buffer contents
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28       nf_queue
29           Constant used to signify a 'queue' verdict
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31       iphdr
32           Address of IP header
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34       dport
35           TCP or UDP destination port (ipv4 only)
36
37       outdev
38           Address of net_device representing output device, 0 if unknown
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40       ipproto_udp
41           Constant used to signify that the packet protocol is UDP
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43       nf_stolen
44           Constant used to signify a 'stolen' verdict
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46       nf_drop
47           Constant used to signify a 'drop' verdict
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49       psh
50           TCP PSH flag (if protocol is TCP; ipv4 only)
51
52       nf_accept
53           Constant used to signify an 'accept' verdict
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55       data_hex
56           A hexadecimal string representing the packet buffer contents
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58       syn
59           TCP SYN flag (if protocol is TCP; ipv4 only)
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61       protocol
62           Packet protocol from driver (ipv4 only)
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64       nf_repeat
65           Constant used to signify a 'repeat' verdict
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67       length
68           The length of the packet buffer contents, in bytes
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70       daddr
71           A string representing the destination IP address
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73       sport
74           TCP or UDP source port (ipv4 only)
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76       ipproto_tcp
77           Constant used to signify that the packet protocol is TCP
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79       family
80           IP address family
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82       pf
83           Protocol family -- either “ipv4” or “ipv6”
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85       saddr
86           A string representing the source IP address
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88       nf_stop
89           Constant used to signify a 'stop' verdict
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91       outdev_name
92           Name of network device packet will be routed to (if known)
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94       rst
95           TCP RST flag (if protocol is TCP; ipv4 only)
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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       October 2018        PROBE::NETFILTER.I(3stap)
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