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

101       tapset::netfilter(3stap)
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105SystemTap Tapset Reference       November 2019       PROBE::NETFILTER.I(3stap)
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